- 21
- current models
- $0.56
- median per Wh
- 230 Wh – 12.3 kWh
- single-unit range
Most-comparedRIVER 3
- 27
- current models
- $0.58
- median per Wh
- 128 Wh – 5.1 kWh
- single-unit range
Most-comparedElite 30 V2
Brand matchup
EcoFlow vs BLUETTI
The measured comparison: 202 model-vs-model head-to-heads, 21 EcoFlow and 27 BLUETTI models in the current catalog, and 53 days of twice-daily price captures.
What each brand is known for
EcoFlow turned recharge time into the headline spec: most of its line refills from a wall socket in about an hour, and the catalog stretches from a 230 Wh RIVER to a 12.3 kWh DELTA Pro Ultra, 21 current models with a UPS mode on 100% of them. It reprices in small, frequent steps rather than big sales, so the median unit spent 1% of our capture window under its typical price.
BLUETTI built its reputation on the big box in the garage: LFP cells before they were standard, batteries that stack (its systems reach 39.7 kWh), and a catalog that now runs 27 current models, from a 128 Wh pocket unit to 5.1 kWh in a single chassis. The newer Elite 200 V2 and Elite 300 carry 6,000-cycle ratings, and the brand sells on events rather than drift: prices hold, then a sale cuts deep.
Written by Wenny Zheng, Portable Power Tester·Data as of Sep 8, 2026
02 · Measured strengths and trade-offs
Where each brand is strong, and where it is not
The pros and cons, except that every one is a measurement: generated from the catalog, the price captures, the reviews and our head-to-heads, and scoped to the sizes where it holds.
vs BLUETTIMeasured strengths
Lighter per watt-hour in 3 of 4 sizes
37.9 vs 32.6 Wh per lb · 1–2 kWhevidence ↓
Wins more of our head-to-heads
122 of 198 decidedevidence ↓
Praised for durability and fan noise
34 of 51 notes positiveevidence ↓
Trade-offs
Nothing clears the bar here.
vs EcoFlowMeasured strengths
Expands furthest
up to 39.7 kWh vs 18.4 kWhevidence ↓
Praised for durability and charging
54 of 88 notes positiveevidence ↓
Trade-offs
Reviewers' criticism concentrates on the app and support
29 of 56 notes negativeevidence ↓
Heavier per watt-hour in 3 of 4 sizes
32.6 vs 37.9 Wh per lb · 1–2 kWhevidence ↓
Loses more of our head-to-heads
76 of 198 decidedevidence ↓
Every point is derived from the numbers on this page as of Sep 8, 2026 and scoped to the sizes where it holds; a lead needs at least two models on each side and a gap of 5% or more. When the catalog, the prices or the reviews move, the points move with them. A trade-off is where the data runs against the brand, not a defect report; the linked section carries the context.
Refine by use case and priority
Ranked on the same benches as our buying guides · live prices
Tell us what the unit is for and what matters most, and we re-rank the current units of both brands with live prices.
Size you need
What it is for
What matters most
- Top pick
DELTA 3 1500
$599 · $0.39/Wh
1.5 kWh · 1,800 W · 36 lb · 500 W solar
- Lowest $/Wh at this size
- Lightest per Wh at this size
Check today’s price at EcoFlowscore 3,487 - #2
AC240P
$1,462 · $0.79/Wh
1.8 kWh · 2,400 W · 72 lb · 1200 W solar
Check today’s price at BLUETTIscore 3,429 - #3
Pioneer 150 AC240
$999 · $0.65/Wh
1.5 kWh · 2,400 W · 72 lb · 1200 W solar
Check today’s price at BLUETTIscore 3,366
Full head-to-head: DELTA 3 1500 vs AC240P →Compare these 3 in the comparison tool →
03 · Decision map
Who wins where, criterion by criterion
A brand is not one product, so the question is not which brand wins but where. Each cell is the median of every current model that brand sells in that capacity band, on the typical price, the price each unit sat at most often in the last 90 days, rather than the weekend promotion. A leader needs at least two models on each side and a gap of 5% or more; anything closer is called even.
| Capacity band | Models | Price per Whlower is better | Wh per lb | Inverter W per Wh | Solar W per kWh | Warranty | Rated cycles |
|---|---|---|---|---|---|---|---|
| Under 500 WhBest value here EcoFlow RIVER 2 · $209 | 4 / 5 | $0.82vs$0.89 EcoFlow | 30.4vs28.0 EcoFlow | 1.26vs1.56 BLUETTI | 464Wvs694W BLUETTI | 5 yrvs5 yr even | 3,000vs3,000 even |
| 500–1,000 WhBest value here EcoFlow RIVER 2 Pro · $349 | 3 / 4 | $0.56vs$0.79 EcoFlow | 44.7vs29.2 EcoFlow | 1.04vs1.25 BLUETTI | 286Wvs567W BLUETTI | 5 yrvs5 yr even | 3,000vs3,000 even |
| 1–2 kWhBest value here EcoFlow DELTA 3 1500 · $599 | 5 / 7 | $0.49vs$0.49 even | 37.9vs32.6 EcoFlow | 1.76vs1.30 EcoFlow | 488Wvs434W EcoFlow | 5 yrvs5 yr even | 3,000vs3,500 BLUETTI |
| 2–5 kWhBest value here BLUETTI Elite 320 · $936 | 7 / 9 | $0.52vs$0.44 BLUETTI | 40.4vs38.8 even | 1.17vs1.07 EcoFlow | 488Wvs482W even | 5 yrvs5 yr even | 4,000vs3,500 EcoFlow |
| 5 kWh and upBest value here BLUETTI EP500 · $2,999 | 2 / 2 | $0.67vs$0.63 even | —vs— thin | 1.07vs0.49 EcoFlow | 863Wvs352W EcoFlow | 7.5 yrvs— thin | 3,500vs3,500 even |
04 · Verdict by use case
Which brand for what
Bench leaders among the two brands' current units, on the same PowerScore benches that rank our buying guides. Each card links to the head-to-head that comes closest to the two leaders.
Home backup
Bench leader: EcoFlow
EcoFlow DELTA Pro Ultra X
score 12,831 · #1/31
12.3 kWh · $7,999
BLUETTI EP500Pro
score 5,074 · #4/31
5.1 kWh · $3,499
EcoFlow's DELTA Pro Ultra X tops the home backup bench of the two catalogs, with BLUETTI's EP500Pro at #4 of 31. The bench rewards capacity, inverter headroom and an expansion path, which is why whole-home platforms lead it; a unit parked by the fridge is a different budget question.
EcoFlow DELTA Pro Ultra X vs BLUETTI EP900 + 2*B500 →Home backup guide →
Camping and overlanding
Bench leader: EcoFlow
EcoFlow DELTA 3 1500
score 3,115 · #1/24
1.5 kWh · $599
BLUETTI Elite 100 V2
score 2,937 · #2/24
1 kWh · $499
EcoFlow's DELTA 3 1500 tops the camping and overlanding bench of the two catalogs, with BLUETTI's Elite 100 V2 at #2 of 24. Camping scoring caps weight and rewards usable watt-hours per pound, so a mid-size unit can beat a bigger one.
EcoFlow DELTA 3 1500 vs BLUETTI Elite 100 V2 →Camping and overlanding guide →
RV and van life
Bench leader: EcoFlow
EcoFlow DELTA Pro 3
score 5,124 · #1/27
4.1 kWh · $2,799
BLUETTI Apex 300
score 4,731 · #2/27
2.8 kWh · $1,699
EcoFlow's DELTA Pro 3 tops the rv and van life bench of the two catalogs, with BLUETTI's Apex 300 at #2 of 27. RV scoring rewards inverter headroom, 30A-class output and an expansion path.
EcoFlow DELTA Pro 3 vs BLUETTI Apex 300 →RV and van life guide →
CPAP
Bench leader: BLUETTI
EcoFlow DELTA 3 Max
score 3,933 · #2/30
2 kWh · $899
BLUETTI Elite 200 V2
score 4,334 · #1/30
2.1 kWh · $899
BLUETTI's Elite 200 V2 tops the cpap bench of the two catalogs, with EcoFlow's DELTA 3 Max at #2 of 30. CPAP scoring is usable watt-hours per dollar with a quiet-running bonus; for travel-sized CPAP power our CPAP guide ranks lighter units than either leader here.
Starlink and off-grid work
Bench leader: EcoFlow
EcoFlow DELTA Pro Ultra X
score 13,449 · #1/41
12.3 kWh · $7,999
BLUETTI EP500Pro
score 5,377 · #3/41
5.1 kWh · $3,499
EcoFlow's DELTA Pro Ultra X tops the starlink and off-grid work bench of the two catalogs, with BLUETTI's EP500Pro at #3 of 41. Off-grid work runs a dish for days, so capacity and solar input decide it and stationary systems lead; the Starlink guide ranks portable options.
EcoFlow DELTA Pro Ultra X vs BLUETTI EP900 + 2*B500 →Starlink and off-grid work guide →
Solar generator
Bench leader: EcoFlow
EcoFlow DELTA Pro 3
score 4,456 · #1/39
4.1 kWh · $2,799
BLUETTI Apex 300
score 4,442 · #2/39
2.8 kWh · $1,699
EcoFlow's DELTA Pro 3 tops the solar generator bench of the two catalogs, with BLUETTI's Apex 300 at #2 of 39. Solar generator scoring is solar input per watt-hour of storage plus the MPPT ceiling.
EcoFlow DELTA Pro 3 vs BLUETTI Apex 300 →Solar generator guide →
05 · Voices
Owners, reviewers, our test desk, and the people searching
Four kinds of voice, none of them invented. Owners first: 1,652 EcoFlow and 1,088 BLUETTI claims extracted from the comment sections of 12 independent YouTube channels, each attributed to the brand it is about rather than the brand of the video. Then reviewers (162 and 344 cited excerpts), our own verdict lines, and the exact phrasings shoppers typed into Google.
Owner sentiment by topic · YouTube comments
1,652 claims · 11 channels · 54% positive
- Price and value93112
- Durability and failures12143
- Warranty and support15569
- Solar input6256
- Charging speed2161
- App and firmware4955
- Capacity and runtime32102
- Build quality5533
- Expandability3256
- UPS switchover2528
- Noise1814
- Idle drain1514
left: negative and mixed · right: positive
1,088 claims · 11 channels · 49% positive
- Price and value4491
- Durability and failures7432
- Warranty and support8836
- Solar input4647
- Charging speed1826
- App and firmware2610
- Capacity and runtime3054
- Build quality3436
- Expandability1528
- UPS switchover820
- Noise208
- Idle drain1811
left: negative and mixed · right: positive
Owners knock EcoFlow hardest on availability and durability and praise its runtime and charging speed; BLUETTI's sharpest notes are availability and fan noise, with value and runtime on the positive side. Bars count paraphrased claims; a claim is what a commenter said, not a verified fact.
Owners, in their own words
Verbatim, as the comment stands today; re-fetched 2026-09-07. Owner reports are what buyers say, not what we measured.
- EcoFlowSolar input
“So many reviewers echo the features the manufacture posts so they sound more like salesmen instead of real informative reviews but not the Professor and I thank you. I had this one in my cart all morning and I'm removing it now. As for the solar input I have two strings of about 2500 watts each at around 125 volts that I use to charge two Delta Pro so the 1600 watt limit would work out for me since I already have the setup for it but the proprietary ports don't make sense in 2025.”
- EcoFlowDurability and failures
“I bought a Delta Pro Oct 2023 it died June 2024. Support was good. It took 2.5 weeks to get a refurb.”
- EcoFlowCapacity and runtime
“As for the UPS comment, anyone who's ever worked IT knows a UPS provides consistent, CLEAN power to the load to guarantee it stays up, regardless of what happens at the wall. Surges, power dips, voltage drops, frequency modulation, doesn't matter. For the same reason all these power lifting modes don't work with computers, ups's are supposed to validate incoming voltage. Ecoflow confirmed their low voltage cutoff is 70v. Most electronics are shutting off or getting damaged below 90-95v, so the grid can provide a solid 75v for 20 minutes and the power station will pass through all that dirty power. Or hell, none check for frequency modulation. it will happily put through a 61hz sine wave. I use my power station as an extended runtime for my ups, not in replacement. My lead acid ups has about 8 minutes of runtime on my desktop. The delta 2 max the ups is plugged into ups that to 4 hours.”Show the full comment
- BLUETTIPrice and value
“The market really has gotten so competitive lately, I'm personally a big fan of the half priced refurbished stuff on Ebay sold directly by Ecoflow, Bluetti and Anker with full warranty. Typically units that were under 6 months old with little to use on them and 50-60% under MSRP. Bought a Delta 2 and an AC180 recently for under $700 out the door and couldn't be happier.”
- BLUETTISolar input
“I had the Bluetti EB55 for a year, was a poor power station, loud fan noise even when low wattage input, never charged above 99watts even though I have 175w solar panel, finally got rid of it and swapped for Ecoflow River 2 max. Its perfect, instantly hit 174w on the sun, fan noise is 2 - 3x less and doesn't turn on all the time, only when excess watts and high temps.”
@truesight91 · on the EB55 · 8 likesYouTube ↗ - BLUETTISolar input
“Overpanneling should not be a problem as long as it's within voltage limits. I have a Bluetti Elite 30v2 with a Renogy e.flex 200w which is over 10 amps max power output that the Bluetti does and it bumps up against the 10 amps that the Bluetti will take and that's it. The mppt controller won't take anymore than it's max amps even though the panel does more. You could have a nuclear reactor on there and it's not going to pull more than it can take as long as it's within the voltage limit. Even if the MPPT for some reason fails. The BMS will kill any over charge.”
What owners keep saying
The strongest first-hand report each way, summarized by our research pass; each arrow opens the source comment.
- Price and value
- +DELTA 2 plus extra battery and 600W solar cost ~$1200 and paid for itself in under 2 years in California. · DELTA 2 ↗
- −His out-of-warranty EcoFlow gear is worth under 30% of purchase price after four years. ↗
- Durability and failures
- +Batteries still hold 98%+ capacity, ahead of the 80%-at-10-years warranty curve. · DELTA 2 ↗
- −Bought October 2023, died June 2024. · DELTA Pro ↗
- Warranty and support
- +EcoFlow sent labels and replaced two DELTA Max 2000s and a RIVER Pro in under 3 weeks on their dime. ↗
- −Sorely disappointed by EcoFlow customer service; says he is done with the brand. ↗
- Solar input
- +Charges two DELTA Pros from two ~2,500W strings running at about 125V. · DELTA Pro ↗
- −RIVER Pro with add-on battery is 1400Wh but takes only 200W solar, so 2 days to fill. · RIVER Pro ↗
- Price and value
- +$500 used AC200 with cheap panels made ~3kWh a day and penciled out to a 3.5 year payback. · AC200 ↗
- −Canadian pricing is 60% above US, where other brands are only 30% up on exchange. ↗
- Durability and failures
- +BLUETTI products have had no problems in six years. ↗
- −With under 20 hours of use it threw error 042, charging 3-100% in minutes then dying in 15. · AC200P ↗
- Warranty and support
- +General support replied within an hour and a new unit arrived in about 2.5 weeks total. · EB3A ↗
- −Never reached a person, took 3 weeks for a reply and 2 more weeks for a return label. ↗
- Solar input
- +Overpanelling with a 200W panel is fine; the MPPT simply caps at its 10A limit. · Elite 30 V2 ↗
- −Never charged above 99W despite a 175W solar panel. · EB55 ↗
Reviewer sentiment by topic · published reviews
162 excerpts · 42 publications · 62% positive
- Durability517
- Charging312
- Fan noise1217
- App25
- UPS211
- Runtime67
- Support7
- Idle drain51
left: negative and mixed · right: positive
344 excerpts · 85 publications · 47% positive
- Durability2532
- Charging922
- Fan noise1017
- App234
- UPS712
- Runtime619
- Support227
- Idle drain64
left: negative and mixed · right: positive
Reviewers knock EcoFlow most on support and idle drain and praise its durability and fan noise; BLUETTI draws its sharpest notes on app and support and takes clean marks on durability and charging. Read the bars as where each brand gets argued about, not as a score.
From the test desk
“Same $209, same warranty, same 30dB noise floor — but at that identical price, capacity and speed go to the Elite 30 V2 while weather resistance goes to the RIVER 3, which carries an IP54 rating the Elite 30 simply doesn't have.”
“Two hundred ten dollars buys exactly double the capacity — 1,024 extra watt-hours at 21 cents apiece — which is why the AC200L clears an 8-hour blackout the DELTA 3 Plus can't.”
“Near-identical 288Wh twins, but the Elite 30 V2 is $70 cheaper with a higher surge — the RIVER 3 Plus charges $70 more for one thing the BLUETTI can't do: grow past 288Wh.”
“The Elite 200 V2 costs $350 more and then spends the next several years earning it back: exactly twice the cycle life, roughly double the capacity, seven cents a kilowatt-hour instead of eighteen.”
“Same-size battery, half the rated lifespan, and $498 more — the DELTA 2 Max has to justify its price on surge, charging, and an expansion port, because the cheaper Elite 200 V2 wins everywhere those three don't apply.”
“$100 more money buys 966Wh more battery and 2,000 more charge cycles, which is why the Elite 300 costs half as much per lifetime kWh to own — $0.06 against the DELTA 3 Max Plus's $0.12 — even though it's the pricier unit on the shelf.”
What shoppers ask
Real queries that reached our EcoFlow-versus-BLUETTI pages in the 90 days to 2026-09-05, with Search Console impressions.
“bluetti vs ecoflow delta 3”10 impr.
Model-level: the most-searched EcoFlow-versus-BLUETTI matchups are listed with their verdicts; at brand level EcoFlow leads between 1 and 2 kWh and above 5 kWh.
“ecoflow bluetti”3 impr.
EcoFlow takes 122 of 202 head-to-heads to BLUETTI's 76, and the wins split by size rather than by badge. Pick the capacity first, then the pair.
“ecoflow delta vs bluetti”3 impr.
Model-level: the most-searched EcoFlow-versus-BLUETTI matchups are listed with their verdicts; at brand level EcoFlow leads between 1 and 2 kWh and above 5 kWh.
“bluetti vs ecoflow comparison”1 impr.
The decision map calls a leader per capacity band and criterion; the record counts every head-to-head we have written between the two brands.
Asked under the reviews on YouTube, verbatim and linked, with our one-line answer.
“Would you be able to do a head to head between the "Big 3"? Delta Pro, Bluetti AC300, and Titan”
@CH-eg5rd · 15 likes · Other · YouTube ↗
Our answerEcoFlow takes 122 of 202 head-to-heads to BLUETTI's 76; the split is by size, so start from the capacity you need. →
“Thanks for the review! How's the charge efficiency from solar to inverter? Curious if it's as inefficient as the Ecoflow Delta or closer to the Maxoak Bluetti. Thanks.”
@nowayjose45 · 8 likes · Solar input · YouTube ↗
Our answersolar input per kWh is close band by band; the decision map shows the medians, and each unit's own ceiling is on its pair page. →
“Larry, do you secretly work for Bluetti? 😂 You're allowed to like it, we just don't! I'm sorry you seem so offended by us NOT liking it LOL ,The Delta Pro Ultra In 2024 is the way to go - especially if you need multiple short-circuiting AC500s to get the job done🤷🏼♀️”
@TheSolarLab · 8 likes · Other · YouTube ↗
Our answerEcoFlow takes 122 of 202 head-to-heads to BLUETTI's 76; the split is by size, so start from the capacity you need. →
“So Will, this or the EcoFlow DELTA Pro? You haven't always been so positive about Bluetti.”
@billpemberton3982 · 6 likes · Other · YouTube ↗
Our answerEcoFlow takes 122 of 202 head-to-heads to BLUETTI's 76; the split is by size, so start from the capacity you need. →
“The funny thing is that delta pro was actually the first to support 3000W charging (3400W actually using EV charging), so Bluetti really isn’t first with this. Nice to see them catching up though? Competition in the space is good. 80lbs is almost as heavy as the delta pro too. Maybe they can send me one to compare??? :) I promise I’ll be kind. BTW delta pro does have connection via Bluetooth.”
@n2rj · 5 likes · Warranty and support · YouTube ↗
Our answerMedian warranty is 5 years for EcoFlow and 5 for BLUETTI; support experience is tallied from owner claims in the sentiment bars, not something we can measure. →
“Kris, are you going to purchase any of the expandable battery systems? If so, which ones do you like at this point? I'm partial to Bluetti but do love Ecoflow's optional charge rate”
@Mike_219 · 5 likes · Expandability · YouTube ↗
Our answerEcoFlow accepts expansion batteries on 71% of current units, BLUETTI on 30%; packs never cross brands, and the ecosystem table quotes the cost per added watt-hour where we price them. →
06 · Price behavior
How each brand moves its prices
What each brand does with its prices, from 23,158 captures of every current model between 2026-07-17 and 2026-09-07. A drop or rise is a change between two consecutive captures; the typical price is the price a unit sat at most often in the last 90 days, not the store’s list price.
1% of the window under its typical price, median unit
Drops
20
Rises
36
Median drop
7.1%
Deepest under typical
- 27.3%
EcoFlow RIVER 3 MAX
- 15.8%
EcoFlow DELTA Pro
- 14.3%
EcoFlow DELTA Pro 3
- 9.5%
EcoFlow DELTA 2 Max
Nothing meaningfully under its typical price at the last check.
When to buy20 drops and 36 rises across 21 units in 53 days is a catalog that reprices constantly. If the unit you want is at typical price, a cut is likely within weeks; the deep ones, led by the RIVER 3 MAX at 27.3% under typical price, are the ones to wait for.
0% of the window under its typical price, median unit
Drops
41
Rises
39
Median drop
14.9%
Deepest under typical
- 30.1%
BLUETTI AC50B
- 14.9%
BLUETTI Elite 320
- 11.8%
BLUETTI Apex 300
- 10%
BLUETTI Elite 100 V2
When to buyBLUETTI is the deepest discounter in this comparison: 41 drops in 53 days with a median cut of 14.9%, and the AC50B reached 30.1% under typical price. Do not buy a BLUETTI at typical price; the sale is the price.
Spot prices and sale flags are rechecked at each build; the drop and rise counts cover 2026-07-17 to 2026-09-07.
07 · Head-to-head record
202 head-to-heads, scored
Every head-to-head below is one model against one model, written up in full with a winner and a confidence score from 1 to 10. The set is the head-to-heads shoppers actually search for, not a random sample, and the brand with the larger catalog gets more chances to appear. Read the split by size and by deciding criterion, not just the totals.
122
wins
76
wins
- Decisive calls
- 60 (confidence 8+) · 44–15
- Close calls
- 76 (6 or under) · 40–33
- Bigger battery won
- 73% of 186 step-up pairs
- All head-to-heads, incl. retired units
- 225 (23 involve a retired unit)
What decided EcoFlow's wins
- price per Wh99
- inverter output18
- capacity3
- warranty or cycles1
What decided BLUETTI's wins
- price per Wh61
- inverter output10
- weight3
- capacity1
Matched-capacity pairs, by band
- Under 500 Wh8–6 of 14
- 500–1,000 Wh4–4 of 8
- 1–2 kWh12–8 of 21
- 2–5 kWh31–23 of 54
- 5 kWh and up8–1 of 10
107 of 202 live matchups pit units from the same capacity band; the rest are step-up comparisons.
The five most-searched matchups
What owners decided, on YouTube
44
preferred
34
preferred
90 buyer comparisons naming both brands, 12 without a clear winner. Counted from comment sections across 12 independent channels; each line below links to the comment.
- EcoFlow vs BLUETTI → EcoFlowPicks EcoFlow because it takes up to 1000W of solar, doubling the odds of a full charge.219 likes · Footprint Hero with Alex Beale ↗
- EcoFlow DELTA 2 vs BLUETTI AC180 → BLUETTIIncoming solar automatically offsets the wall draw while running a 1100W window AC.63 likes · HOBOTECH ↗
- EcoFlow DELTA 2 vs BLUETTI EB3A → EcoFlowOwns an EB3A, Delta 2 and Delta Max and says he swears by the EcoFlows.52 likes · Footprint Hero with Alex Beale ↗
- EcoFlow RIVER Pro vs BLUETTI EB70 → BLUETTISolar input is limited to 8A, so two 100W panels in parallel throw away nearly half the power.34 likes · HOBOTECH ↗
Our head-to-heads against owners' picks
Owners and our verdicts point the same way. Across 90 comparisons in which a commenter named both brands and picked a side, EcoFlow was preferred 44 times to 34, and our own head-to-heads favor EcoFlow 122 to 76. Agreement between the lived-with view and the buy-today view is the strongest signal this page can offer.
08 · Ecosystem and lock-in
What you commit to with the first purchase
The real question behind a brand-level search is which proprietary ecosystem to commit to. Expansion batteries do not cross brands, so the second purchase is decided by the first. These are the terms of that commitment as the catalogs stand today.
Expandable
accept expansion batteries
UPS mode
any switchover figure listed
App control
current units
LFP chemistry
current units
Expandable
accept expansion batteries
UPS mode
any switchover figure listed
App control
current units
LFP chemistry
current units
Models that accept expansion batteries
EcoFlow15 of 21 units
BLUETTI8 of 27 units
Good to knowEcoFlow's non-expandable units are DELTA 3 Ultra, RIVER 2 Pro, RIVER 2 Max, RIVER 2 and 2 more; BLUETTI's are Premium 200 V2, AC180P, AC70P, Elite 10 Mini and 15 more. Not expanding is only a con if you would have expanded.
Largest system either brand sells
EcoFlow18.4 kWh
BLUETTI39.7 kWh
Good to knowThe ceilings are the largest systems each brand sells, and the big ones are installs, not things you carry. Compare them only if you are actually building a stack.
Cost per added watt-hour when expanding
EcoFlow$0.30 per Wh added · base $0.68
BLUETTI$0.34 per Wh added · base $0.61
Good to knowOn both sides an expansion watt-hour costs well under a base watt-hour, because the base unit is where the inverter and electronics live. Only packs our catalog prices as SKUs are counted.
Models with a UPS mode
EcoFlow21 of 21 · 12 at 10 ms or under
BLUETTI26 of 27 · 8 at 10 ms or under
Good to knowEcoFlow's units without a UPS mode: none. BLUETTI's: AC200MAX. A listed switchover figure is a spec, not a test; our UPS tiers grade the stated milliseconds.
Models with app control
EcoFlow21 of 21 units
BLUETTI27 of 27 units
Good to knowEcoFlow units without app control: none. BLUETTI: none.
Warranty
EcoFlow5 yr median · 20×5yr, 1×10yr
BLUETTI5 yr median · 3×0yr, 1×2yr, 2×3yr, 2×4yr, 15×5yr, 4×6yr
Good to knowEcoFlow's outliers from its median: DELTA Pro Ultra. BLUETTI's: AC60P, Premium 200 V2, AC240P, Elite 10 Mini and 8 more.
LFP chemistry
EcoFlow100% LFP
BLUETTI96% LFP
Good to knowNon-LFP units still on sale: EcoFlow none; BLUETTI Pioneer Na. Older chemistry means fewer rated cycles, which shows up in the cycles row.
Rated cycle life
EcoFlow3,000 median · 11×3,000, 3×3,500, 7×4,000
BLUETTI3,500 median · 1×2,500, 12×3,000, 7×3,500, 2×4,000, 5×6,000
Good to knowRated cycles are the maker's claim to 80% capacity, not a test result; the histogram shows how many units each brand rates at each figure.
09 · Catalog density
Where each brand actually has models
Every dot is one current unit; stack configurations and retired units are excluded. The bar under each strip counts models per capacity band, which is the fastest way to see whether a brand has an answer at your size at all.
Price per watt-hour · typical price, lower is better
Show every unit
| EcoFlow DELTA 3 1500 | 1.5 kWh | $0.39 |
| EcoFlow DELTA 3 Max | 2 kWh | $0.44 |
| EcoFlow RIVER 2 Pro | 768 Wh | $0.45 |
| EcoFlow DELTA 3 Ultra | 3.1 kWh | $0.46 |
| EcoFlow DELTA 3 Classic | 1 kWh | $0.46 |
| EcoFlow DELTA 2 | 1 kWh | $0.49 |
| EcoFlow DELTA 2 Max | 2 kWh | $0.51 |
| EcoFlow DELTA 3 Ultra Plus | 3.1 kWh | $0.52 |
| EcoFlow DELTA Pro | 3.6 kWh | $0.53 |
| EcoFlow DELTA 3 | 1 kWh | $0.54 |
| EcoFlow RIVER 2 Max | 512 Wh | $0.56 |
| EcoFlow DELTA 3 Max Plus | 2 kWh | $0.58 |
| EcoFlow DELTA Pro Ultra X | 12.3 kWh | $0.65 |
| EcoFlow DELTA 3 Plus | 1 kWh | $0.67 |
| EcoFlow DELTA Pro Ultra | 6.1 kWh | $0.68 |
| EcoFlow DELTA Pro 3 | 4.1 kWh | $0.68 |
| EcoFlow RIVER 2 | 256 Wh | $0.74 |
| EcoFlow RIVER 3 MAX | 572 Wh | $0.77 |
| EcoFlow RIVER 3 | 245 Wh | $0.81 |
| EcoFlow RIVER 3 230 | 230 Wh | $0.82 |
| EcoFlow RIVER 3 PLUS | 286 Wh | $0.91 |
| BLUETTI Elite 320 | 3.2 kWh | $0.34 |
| BLUETTI Elite 400 | 3.8 kWh | $0.36 |
| BLUETTI Elite 300 | 3 kWh | $0.40 |
| BLUETTI Elite 100 mini | 1 kWh | $0.43 |
| BLUETTI AC180 | 1.2 kWh | $0.43 |
| BLUETTI Elite 200 V2 | 2.1 kWh | $0.43 |
| BLUETTI AC200L | 2 kWh | $0.44 |
| BLUETTI AC180P | 1.4 kWh | $0.45 |
| BLUETTI AC70 | 768 Wh | $0.47 |
| BLUETTI AC200P L | 2.3 kWh | $0.48 |
| BLUETTI Elite 100 V2 | 1 kWh | $0.49 |
| BLUETTI Pioneer MD AC180T | 1.4 kWh | $0.56 |
| BLUETTI AC70P | 864 Wh | $0.58 |
| BLUETTI AC200MAX | 2 kWh | $0.58 |
| BLUETTI EP500 | 5.1 kWh | $0.59 |
| BLUETTI Apex 300 | 2.8 kWh | $0.61 |
| BLUETTI Pioneer 150 AC240 | 1.5 kWh | $0.65 |
| BLUETTI EP500Pro | 5.1 kWh | $0.68 |
| BLUETTI Premium 200 V2 | 2.1 kWh | $0.75 |
| BLUETTI AC240P | 1.8 kWh | $0.79 |
| BLUETTI EB3A | 268 Wh | $0.82 |
| BLUETTI Elite 30 V2 | 288 Wh | $0.83 |
| BLUETTI AC50B | 448 Wh | $0.89 |
| BLUETTI Elite 10 Mini | 128 Wh | $0.93 |
| BLUETTI Pioneer Na | 900 Wh | $1.00 |
| BLUETTI AC60P | 504 Wh | $1.49 |
| BLUETTI Pioneer 50 BLUETTI AC60 | 403 Wh | $1.49 |
Watt-hours per pound · portable units only, higher is better
Show every unit
| EcoFlow RIVER 3 MAX | 572 Wh | 55.0 |
| EcoFlow RIVER 2 Pro | 768 Wh | 44.7 |
| EcoFlow DELTA 3 1500 | 1.5 kWh | 42.7 |
| EcoFlow DELTA 3 Ultra | 3.1 kWh | 42.6 |
| EcoFlow DELTA 3 Ultra Plus | 3.1 kWh | 41.3 |
| EcoFlow DELTA 3 Max | 2 kWh | 40.4 |
| EcoFlow DELTA 3 Max Plus | 2 kWh | 40.4 |
| EcoFlow DELTA 2 Max | 2 kWh | 40.4 |
| EcoFlow DELTA 3 Classic | 1 kWh | 38.4 |
| EcoFlow RIVER 2 Max | 512 Wh | 38.2 |
| EcoFlow DELTA 3 Plus | 1 kWh | 37.9 |
| EcoFlow DELTA 3 | 1 kWh | 37.9 |
| EcoFlow DELTA 2 | 1 kWh | 37.9 |
| EcoFlow DELTA Pro | 3.6 kWh | 36.4 |
| EcoFlow RIVER 2 | 256 Wh | 32.8 |
| EcoFlow RIVER 3 | 245 Wh | 31.4 |
| EcoFlow RIVER 3 230 | 230 Wh | 29.5 |
| EcoFlow RIVER 3 PLUS | 286 Wh | 27.5 |
| BLUETTI Elite 300 | 3 kWh | 52.0 |
| BLUETTI Elite 400 | 3.8 kWh | 45.2 |
| BLUETTI Elite 320 | 3.2 kWh | 42.7 |
| BLUETTI Elite 100 mini | 1 kWh | 42.6 |
| BLUETTI Elite 100 V2 | 1 kWh | 41.0 |
| BLUETTI AC180P | 1.4 kWh | 40.8 |
| BLUETTI Premium 200 V2 | 2.1 kWh | 38.8 |
| BLUETTI Elite 200 V2 | 2.1 kWh | 38.8 |
| BLUETTI AC70P | 864 Wh | 38.4 |
| BLUETTI AC200P L | 2.3 kWh | 36.3 |
| BLUETTI AC70 | 768 Wh | 34.1 |
| BLUETTI AC200MAX | 2 kWh | 33.1 |
| BLUETTI Apex 300 | 2.8 kWh | 33.0 |
| BLUETTI AC200L | 2 kWh | 32.8 |
| BLUETTI AC180 | 1.2 kWh | 32.6 |
| BLUETTI Elite 10 Mini | 128 Wh | 32.2 |
| BLUETTI AC50B | 448 Wh | 30.3 |
| BLUETTI Elite 30 V2 | 288 Wh | 28.0 |
| BLUETTI EB3A | 268 Wh | 26.5 |
| BLUETTI AC240P | 1.8 kWh | 25.6 |
| BLUETTI Pioneer MD AC180T | 1.4 kWh | 24.5 |
| BLUETTI Pioneer Na | 900 Wh | 24.3 |
| BLUETTI AC60P | 504 Wh | 23.8 |
| BLUETTI Pioneer 150 AC240 | 1.5 kWh | 21.3 |
| BLUETTI Pioneer 50 BLUETTI AC60 | 403 Wh | 20.1 |
Models per capacity band · current units, configurations excluded
Under 500 Wh
500–1,000 Wh
1–2 kWh
2–5 kWh
5 kWh+
The extremes
The cheapest and dearest watt-hour each brand sells today, so you can see what the medians are made of.
Cheapest watt-hour
DELTA 3 1500
$0.39 · 1.5 kWh
Dearest watt-hour
RIVER 3 PLUS
$0.91 · 286 Wh
Cheapest watt-hour
Elite 320
$0.34 · 3.2 kWh
Dearest watt-hour
Pioneer 50 BLUETTI AC60
$1.49 · 403 Wh
EcoFlow EcoFlow's 21 units run from 230 Wh to 12.3 kWh. Median $0.56 per watt-hour and 38.3 Wh per pound among the portable units.
BLUETTI BLUETTI's 27 units run from 128 Wh to 5.1 kWh. Median $0.58 per watt-hour and 33.0 Wh per pound among the portable units.
10 · Claims, checked
What the internet says, against the catalog
- PSA Verified
“BLUETTI units are rated for more cycles than EcoFlow's.”
Median rated cycles are 3,500 for BLUETTI against 3,000 for EcoFlow. Ratings are the makers' own figures to 80% capacity.
- PSA Partly True
“EcoFlow is the cheaper brand per watt-hour.”
Overall medians are $0.56 for EcoFlow against $0.58 for BLUETTI on typical price prices. The gap is under 8%, which is inside the spread of a single sale.
- PSA Partly True
“Every BLUETTI unit has a UPS mode.”
96% of current BLUETTI units list one; the exceptions are AC200MAX. EcoFlow lists UPS on 100% of units.
- PSA Partly True
“Both brands are all-LFP now.”
EcoFlow 100%, BLUETTI 96%. Still on older chemistry: Pioneer Na.
- PSA Partly True
“EcoFlow's warranty is 5 years across the board.”
20 of 21 current units carry 5 years; DELTA Pro Ultra do not.
- PSA Not Supported
“Expansion batteries cost about the same per watt-hour as the base unit.”
Added capacity runs $0.30 per watt-hour on EcoFlow's priced packs against a base unit at $0.68. BLUETTI: $0.34 against $0.61.
- PSA Verified
- matches the maker’s own documentation or our catalog
- PSA Partly True
- true in some bands or cases, not as a rule
- PSA Not Supported
- the numbers we hold do not back it
11 · Lifecycle
Retired this year, and what replaces it
Models that left each brand’s own store this year, and what we link instead. We verify a retirement on the maker’s storefront, never on a retailer’s stock page, and every retirement below has a named successor. We do not print release dates, because merchant timestamps reset when a store is rebuilt and are not a record of when a product shipped.
EcoFlow retired 3 models this year: the DELTA 3 1000 Air (successor DELTA 3 Classic), the RIVER 3 MAX PLUS (successor RIVER 2 Pro) and the RIVER 3 MAX PLUS WIRELESS (successor DELTA 3 Classic).
Retired
Successor
DELTA 3 1000 Air → DELTA 3 Classic
EcoFlow has discontinued the DELTA 3 1000 Air — it has left EcoFlow's own store and our price tracking, though remaining retailer stock may linger. Our recommended replacement is the EcoFlow DELTA 3 Classic: the same 1kWh class, with an 1,800W inverter to the Air's 500W.
Retired
Successor
RIVER 3 MAX PLUS → RIVER 2 Pro
EcoFlow no longer sells the RIVER 3 Max Plus. At this size the closest unit EcoFlow still sells is the RIVER 2 Pro — 768Wh with a stronger 800W inverter, typically for less money. If you'd rather step up in capacity, the DELTA 3 Classic (1,024Wh, 1,800W) is the move.
Retired
Successor
RIVER 3 MAX PLUS WIRELESS → DELTA 3 Classic
EcoFlow has discontinued the RIVER 3 Max Plus Wireless. Our recommended replacement is the DELTA 3 Classic — the same 1kWh-class capacity with a 1,800W inverter to this unit's 600W, usually for less money. You do give up the built-in wireless charging pad.
BLUETTI retired nothing in our tracking window; its lineup churn shows up as new releases rather than removals.
- No retirements recorded.
12 · Top matchups
The comparisons people search for most
Ordered by search demand. The ringed unit is the winner; the score is the verdict's confidence out of 10.
- EcoFlow RIVER 3 vs BLUETTI Elite 30 V2BLUETTI · 6/10
EcoFlow RIVER 2 vs BLUETTI Elite 10 MiniEcoFlow · 7/10
EcoFlow DELTA 3 Plus vs BLUETTI Elite 100 V2BLUETTI · 6/10- EcoFlow RIVER 2 vs BLUETTI Elite 30 V2BLUETTI · 7/10
EcoFlow DELTA 3 vs BLUETTI Elite 100 V2BLUETTI · 6/10- EcoFlow DELTA 3 Max vs BLUETTI Elite 100 V2EcoFlow · 7/10
EcoFlow DELTA 3 Plus vs BLUETTI AC200LBLUETTI · 7/10
EcoFlow RIVER 3 PLUS vs BLUETTI Elite 300BLUETTI · 7/10- EcoFlow RIVER 3 PLUS vs BLUETTI Elite 30 V2BLUETTI · 7/10
- EcoFlow DELTA Pro 3 vs BLUETTI Apex 300EcoFlow · 6/10
- EcoFlow DELTA 3 vs BLUETTI Elite 200 V2BLUETTI · 7/10
EcoFlow DELTA 2 Max vs BLUETTI Elite 200 V2BLUETTI · 8/10
EcoFlow DELTA 3 Max Plus vs BLUETTI Elite 300BLUETTI · 7/10- EcoFlow DELTA 3 Max Plus vs BLUETTI Elite 200 V2BLUETTI · 6/10
EcoFlow DELTA 3 Classic vs BLUETTI AC180EcoFlow · 7/10- EcoFlow DELTA 3 Max Plus vs BLUETTI Apex 300EcoFlow · 6/10
EcoFlow DELTA Pro vs BLUETTI Elite 400BLUETTI · 6/10- EcoFlow DELTA 3 Max vs BLUETTI AC200LEcoFlow · 8/10
- EcoFlow DELTA 3 Max vs BLUETTI Elite 300BLUETTI · 7/10
EcoFlow DELTA 3 Max vs BLUETTI AC180PEcoFlow · 8/10
13 · FAQ
EcoFlow or BLUETTI: the questions people ask
Is EcoFlow better than BLUETTI?
Not as a brand. Of the 202 model-vs-model head-to-heads we have written, EcoFlow wins 122 and BLUETTI wins 76; EcoFlow leads between 1 and 2 kWh and above 5 kWh. Pick the capacity first, then the pair.
Which brand is more reliable, EcoFlow or BLUETTI?
We cannot measure failure rates. What we can measure: LFP share (100% against 96%), median rated cycles (3,000 against 3,500) and median warranty (5 against 5 years). Owner reports on durability and support are tallied in the Voices section.
Can I use BLUETTI expansion batteries with EcoFlow, or the other way round?
No. Expansion batteries are proprietary on both sides, which is why the first purchase decides the second. The ecosystem table quotes the cost per added watt-hour where our catalog prices the packs.
Which is cheaper per watt-hour, EcoFlow or BLUETTI?
On today's typical prices the medians are $0.56 for EcoFlow and $0.58 for BLUETTI across the whole catalog, so EcoFlow is cheaper overall.
Which brand discounts more often?
BLUETTI: 20 EcoFlow price drops against 41 for BLUETTI over the same 53 days. The deepest cuts were the RIVER 3 MAX at 27.3% and the AC50B at 30.1% under typical price.
Which has the better UPS mode?
EcoFlow lists a UPS mode on 100% of current units, BLUETTI on 96%. The ecosystem table counts how many on each side are rated at 10 ms or faster; a listed figure is a spec, not a test.
Are EcoFlow and BLUETTI the same company?
No. EcoFlow Technology was founded in Shenzhen in 2017 by former DJI battery engineers. BLUETTI is the power-station brand of Shenzhen-based PowerOak.
How these numbers were made
Instruments were computed on 2026-09-08 from the 23 EcoFlow and 45 BLUETTI listings in our catalog, excluding retired units and counting each stack configuration once. Prices are the typical prices from our price tracking (23,158 captures, 2026-07-17 to 2026-09-07), not spot or list prices. The head-to-head record counts only published head-to-heads between the two brands; pairs involving a retired unit are excluded from the live tally. Bench verdicts use the same PowerScore benches as our buying guides, ranked over the two brands’ current units only. Release dates are held back on purpose.
Our methodology →All EcoFlow power stations →All BLUETTI power stations →Affiliate disclosure
Not sure which unit?
Pick your size and use case; we rank three with live prices.