Head-to-head test
Anker SOLIX C1000 vs Anker SOLIX C800 Plus
You're paying $200 extra for 288Wh less battery, and the camping light pole is the only thing that money actually buys.
Full profiles: Anker SOLIX C1000 → · Anker SOLIX C800 Plus →
Written by Ian SchneiderUpdated
Solar & Off-Grid Tester, Station Arena Test Desk
$599.99 · direct from Anker
Last checked 1 day ago. Prices move — check before you buy.
$649.00 · direct from Anker
Last checked 1 day ago. Prices move — check before you buy.
Spec deltas
The C1000 costs $449 and the C800 Plus costs $649, and the cheaper one is the bigger unit in every direction that matters: 1,056Wh against 768Wh, 1,800W of continuous output against 1,200W, and a 600W solar ceiling against 300W. The specs that tie are the ones you'd expect to tie. Same 3,000-cycle rating, same five-year warranty, same 100W USB-C port, same 20ms handoff when the wall power quits.
What the C800 Plus adds for the difference is a camping light pole and a lighter carry. One reviewer stopped packing separate lanterns after a week of trips because of itB14. Another called the pole unnecessary and pointed out that it costs you the C800's cable cubby, so there's nowhere to stow cordsB2B3. That is the entire case for it.
Neither box covers the loads people picture when they buy one. An eight-hour blackout on this page's own math wants 1,645Wh and a camping weekend wants 2,100Wh, and a 1,056Wh unit misses both. The difference is that the C1000 has a way out of that: it takes Anker expansion batteries. The C800 Plus is the size it will always be.
What the Numbers Reveal
Each conclusion stated first — the numbers behind it on one line, the full analysis below.
Capacity
The usual defense of a smaller, pricier unit is that it's built to last longer, and that defense isn't available here. Identical cycle ratings, identical warranty terms, same number of laps before either one is done. The C800 Plus costs twice as much per unit of stored energy for reasons that have nothing to do with how long it survives.
C1000: $449 buys 1,056WhC800 Plus: $649 buys 768WhBoth rated at 3,000 cycles with five-year warranties
Why it mattersIf you assumed the more expensive Anker was the more serious Anker, reverse that assumption before checkout.
solar input
One reviewer named the real constraint: at 300W maximum input, the C800 Plus isn't designed to be used with large static panelsB9. That cap sits on the unit, not on your roof, so it doesn't go away when you buy more panels. Off-grid, the gap compounds every sunny day, and it compounds against the unit that had less to give you in the first place.
C1000 accepts 600W of solar into 1,056WhC800 Plus accepts 300W of solar into 768Wh
Why it mattersAnyone planning to live off solar for more than a single day should stop reading here and buy the C1000.
continuous output
Reviewers keep landing on the same limit from the other end too, flagging 768Wh as the unit's defining constraint and putting kettles and some coffee machines past its outputB10B12. So it's squeezed on both axes at once, stored energy and instantaneous draw, and the fix for both is another 600 watts of ceiling and a third more battery, sold for less money.
Tailgate Party draws 670Wh: 75% of the C1000's usable capacity, 103% of the C800 Plus'sC800 Plus stops at 1,200W continuous; the C1000 runs to 1,800W
Why it mattersIf your use is 'run a few real appliances at a campsite' rather than 'charge phones and a laptop,' the C800 Plus is the wrong size before price even enters it.
Both units fail this load today. Only one of them can be made to pass. Buying the sealed box means the answer to 'I need a bit more' is a second power station, while the C1000 answers it with a battery that clips onto the one you own.
A remote workday needs 910Wh, which is 101% of the C1000's usable capacityThe same load is 139% of the C800 Plus's usable capacityThe C1000 takes Anker expansion batteries; the C800 Plus is fixed at 768Wh
Why it mattersAnyone whose daily load already sits near the line should buy the expandable unit, because loads near the line only ever move one way.
The specific dimensions that decide these two units — everything else is a tie.
Lifetime Value
Selected because: The smaller battery is the one asking for more money, and that inversion decides the page.
cost / lifetime kWh
Anker has priced these as though the C800 Plus were the premium unit, and nothing in the durability column supports that reading. Same cycle rating, same warranty length, and the cheaper box is the one holding more energy at the end of every charge.
That makes this a rare comparison where you aren't weighing anything. Usually the cheaper unit asks you to give something up. Here what you give up is a light pole and a slightly lighter carryB2B14, and you can't run a fridge off either one.
Your Life, Your Pick
Selected because: Six real loads, and exactly one of them separates these two units.
Four of the six loads here are out of reach for both units, which tells you what class you're shopping. A 4,685Wh van-life day and a 2,100Wh camping weekend belong to a different size of box entirely, and no amount of choosing carefully between these two changes that.
The one load that splits them is the tailgate. 670Wh leaves the C1000 with a quarter of its usable capacity untouched and puts the C800 Plus 3% past everything it has. Missing by 3% is worse than missing by a mile, because you'll believe it's going to make it right up until it doesn't.
Growth Path
Selected because: One of these can be made bigger later. The other is the size it will always be.
solar input
Fixed capacity isn't automatically a flaw. It's a flaw when the rival's ceiling is higher, and here the C1000's floor is already above the C800 Plus's ceiling before you add a single expansion battery.
So the escape hatch matters more than it usually does. Nobody buys a power station expecting their needs to shrink, and the C800 Plus is the only one of the two where growing means shopping again.
What the Specs Don't Tell You
Selected because: Anker publishes a noise figure for the C800 Plus and none at all for the C1000, which is its own kind of information.
Anker rates the C800 Plus at 45dB and publishes nothing at all for the C1000. Read the silence as a caution rather than a compliment: a unit with a 1,800W inverter and a 600W charging ceiling has more heat to move when it's working near the top of either one, and heat is what makes fans loud.
The warranty card is where these two are genuinely level, five years and 3,000 cycles apiece, which is exactly why the rest of the page collapses back onto size and price.
Portability & Form Factor
Selected because: The C800 Plus wins one spec on this page and this is it.
weight
24 pounds against 28.4 is the C800 Plus's whole physical advantage, and 4.4 pounds is a rounding error on a lift you're doing with both hands either way. Both of these go in the trunk the same way and come out the same way.
If weight were genuinely the deciding factor you'd be shopping a class down, not paying a premium to shave four pounds off a box you carry twice a trip. This isn't a portability decision. It's a decision about whether you want the light poleB2B14.
Strengths & trade-offs
Anker SOLIX C1000
Strengths
- +Costs $200 less
- +Larger battery capacity
- +Higher AC output
- +Faster solar charging
Trade-offs
- –No major technical downsides compared to rival.
Anker SOLIX C800 Plus
Strengths
- +Lighter by 4.4 lb
Trade-offs
- –Substantially more expensive (+$200) than the SOLIX C1000.
- –Weaker inverter (-600W) limits appliance compatibility.
- –Sealed capacity — the SOLIX C1000 can add batteries to grow past 768Wh; this one can't.
Will It Power Your Gear?
Scenario math and per-appliance runtimes, modeled from the spec record.
Scenario verdicts
We ran the math on six real-world scenarios. Here's which unit survives your actual life.
SCN-01 · 2 nights · needs 2,100Wh
Weekend Camping
Two nights off-grid with essential comfort
Neither unit
Neither unit covers this scenario's 2,100Wh: the SOLIX C1000 comes up 1,202Wh short (about 43% covered), the SOLIX C800 Plus 1,447Wh (31%). Treat this as partial cover — enough for the essentials in it, not the whole list.
Battery budget usedlower = more headroom
LOAD Phone Charger 15W×6h · LED Lights 40W×8h · Box Fan 75W×14h · CPAP Machine 40W×16h
SCN-02 · 8 hours · needs 1,645Wh
8-Hour Blackout
Keep the essentials running through a night without power
Neither unit
Neither, and it isn't close for either one. 1,645Wh of outage against 1,056Wh and 768Wh of battery means both units are fridge-and-phones tools rather than whole-house ones. If you want the full eight hours covered, the C1000 with expansion batteries is the only path on this page that gets there.
Battery budget usedlower = more headroom
LOAD Fridge 150W×8h · Router + Modem 20W×8h · LED Lights (4 bulbs) 40W×6h · Phone Charger 15W×3h
SCN-03 · 8 hours · needs 320Wh
CPAP Overnight
Sleep therapy without interruption — the #1 medical use case
Either unit
Both, comfortably. A 320Wh night uses 36% of the C1000 and 49% of the C800 Plus, so capacity isn't the question here. Quiet is, and neither unit is working hard enough overnight to make much of it. The tiebreak is price, and the bigger unit is the cheaper one.
Battery budget usedlower = more headroom
LOAD CPAP Machine 40W×8h
SCN-04 · 8 hours · needs 910Wh
Remote Workday
Full work day off-grid without power anxiety
Neither unit
Nobody wins this one. 910Wh is 101% of the C1000's usable capacity, which is the most annoying possible result: it gets you to late afternoon and then stops. The C800 Plus is at 139% and isn't in the conversation. If this is the job, buy the C1000 and an expansion battery.
Battery budget usedlower = more headroom
LOAD Laptop 60W×8h · External Monitor 30W×8h · Router + Modem 20W×8h · Phone Charger 15W×2h
SCN-05 · 4 hours · needs 670Wh
Tailgate Party
Game day power for the crew
SOLIX C1000
A 670Wh afternoon leaves the C1000 with a quarter of its usable capacity untouched. The C800 Plus needs 103% of everything it has, so it quits before the party does. This is the one load on the page where the capacity gap stops being theoretical.
Battery budget usedlower = more headroom
LOAD Blender 400W×0.5h · LED TV (55") 80W×4h · Bluetooth Speaker 15W×4h · Phone Charger (×3) 45W×2h
SCN-06 · 24 hours · needs 4,685Wh
Van Life Daily
A full day of mobile living — the ultimate endurance test
Neither unit
Neither unit covers this scenario's 4,685Wh: the SOLIX C1000 comes up 3,787Wh short (about 19% covered), the SOLIX C800 Plus 4,032Wh (14%). This is well outside what either unit is for; the right answer here is a larger station, not a choice between these two.
Battery budget usedlower = more headroom
LOAD Mini-Fridge 150W×24h · Laptop 60W×4h · Phone Charger 15W×3h · LED Lights 40W×5h · Fan 75W×8h
The Load Test
RUNTIME = (Wh × 0.85) ÷ LOAD
None of the scenarios above exactly yours? Build it. Toggle what you'd plug in; both units are tested against the combined draw.
Essentials
Comfort & Convenience
High-Draw Appliances
Test duration
8h
Continuous draw
205W
Projected runtime
For this load: SOLIX C1000 runs 4.4h vs 3.2h.
$449 list · direct from Anker
Modeled from the spec record — same math as the tables below. Methodology
Runtime by appliance
Real-world runtime estimates for common appliances, modeled at 85% inverter efficiency.¹
Essentials
The basics you need runningscale 0–59.8hComfort & Convenience
Makes off-grid life actually enjoyablescale 0–12hHigh-Draw Appliances
These reveal the real limitsscale 0–0.9h¹ Runtime = (capacity × 0.85) ÷ appliance watts. Within each group, all bars share one time scale (the group's longest runtime), so lengths are comparable across appliances; identical runtimes collapse into a single blue/orange bar. Actual runtime varies with battery age, temperature, and simultaneous loads — see methodology.
Conclusion
August 9, 2026
Verdict: the SOLIX C1000
Take the C1000. It's the cheaper of the two and it still wins capacity, continuous output, solar input and expandability, while matching the C800 Plus on cycle life, warranty, USB-C output and switchover speed. The C800 Plus's case is 4.4 pounds off the lift and the light poleB14, and neither is worth paying more for less battery unless the light is specifically what you came for. The honest caveat against our pick: Anker publishes no noise rating for the C1000, and fans spinning up under fast charging or heavy load is the complaint reviewers raise most oftenA1. If it's going next to your bed, buy it knowing that.
Editor-assigned confidence, based on cited owner research and spec analysis.
List prices as of August 9, 2026. The links below open Anker's current price.
$599.99 · direct from Anker
Last checked 1 day ago. Prices move — check before you buy.
or check the SOLIX C800 Plus price$649.00 list
Written by Ian Schneider, Solar & Off-Grid Tester · Station Arena Test Desk · Updated August 9, 2026
Measured Data
Benchmark scores and the full spec record, side by side.
Benchmark scores
Not rated for both units (minimum threshold unmet): RV Living, Home Backup, Food Truck.
Full specifications
ᵈ Derived: price ÷ rated capacity. See the data behind our comparisons →
Comparison ToolAdd more power stations, side by sideOpen Tool →How these numbers are produced
Numeric verification
Every figure on this page traces to our spec database or arithmetic on it — no estimated numbers.
Owner claims
Statements about owner experience are cited to published reviews — see Sources & Research Notes below.
Runtime model
Runtime = (rated capacity × 0.85 inverter efficiency) ÷ device wattage. Solar recharge estimates assume panels deliver 70% of rated output. Cold weather, battery age, and stacked loads reduce real-world results.
Power Score
Computed from 14 published spec dimensions, weighted per use-case bench. Higher is better; a unit must meet a bench's minimum threshold to be rated.
See the full weight table and data sourcing on our methodology page →Class ranking (the star rating)
Each unit's star score is a category ranking, not customer reviews — no buyer opinions feed it. We score every station on size-independent quality (value, output, portability, endurance, ports, warranty, and more), then percentile-rank it against the other units in its capacity class, so a class-leading compact unit and a class-leading whole-home unit can both earn 5★. Here, SOLIX C1000 rates 4.7/5 (81st percentile of 27 Everyday-class units), and SOLIX C800 Plus rates 3.8/5 (32nd percentile of 20 Compact-class units).
How the class ranking is computed →Test Notes & Caveats
Hidden gotchas and advantages we spotted that you won't find on the product page.
C800 Plus: 45dB Is the Accountable Number
45dB is the only noise rating Anker puts on either of these units, which makes the C800 Plus the more accountable claim rather than the quieter product. It's a figure under load. At low draw you'll be well below it, and during fast charging you'll be well above idle on either machine.
C800 Plus: 768Wh, Permanently
Fixed capacity is only a real flaw when the other unit's ceiling is higher, and here it isn't close. The C1000 starts 288Wh above the C800 Plus's permanent maximum and climbs from there with Anker expansion batteries. Size the C800 Plus for the loads you have now, because it will never cover more than them.
Same Five Years, Different Invoice
Both units carry five years and 3,000 cycles, so the warranty column is a wash on paper and a tiebreak on the receipt: $90 per covered year on the C1000 against $130 on the C800 Plus. Identical protection, and one of them costs more to keep.
C1000: Anker Won't Say How Loud It Is
No published dB figure for the C1000, which is a gap worth naming since we're recommending it. Don't read the missing number as a quiet one. A 1,800W inverter and a 600W charging ceiling both generate heat that has to go somewhere, and moving it is what makes a fan audible.
Full record above — the Test Desk pick is the SOLIX C1000.
Check SOLIX C1000 price →or check the SOLIX C800 Plus priceOwnership Analysis
What happens after you buy — true cost of ownership, brand trust, and growth potential.
Lifetime value
Service lifeyears at one full cycle per day
Lifetime energy delivered
Cost per delivered kWh
│ warranty ends · Reaching the cycle rating means ~80% capacity remains — degraded, not dead.
Analyst note
The SOLIX C1000 wins on both sticker price and long-term value. At $0.14/kWh over its lifetime, it's meaningfully cheaper to own. Clear value winner. One thing to know reading the table: both carry the same 3,000-cycle rating, so the lifetime rows are sticker price and capacity in disguise — the wear horizon is identical and decides nothing here.
Delivers each lifetime kWh for $0.14 less — check the SOLIX C1000 price →
Growth path
SOLIX C1000
EXPANDABLESupports Anker expansion batteries, so you can add capacity later without replacing the base unit — useful if your needs may climb past 1,056Wh.
Accepts up to 600W of solar. Suitable for a 1-2 panel setup.
Generous port selection supports complex multi-device setups.
Expansion batteries are Anker-specific. You're investing in the Anker ecosystem.
SOLIX C800 Plus
FIXED CAPACITYFixed at 768Wh, with no expansion — so size it for your needs up front rather than planning to add capacity later.
Accepts up to 300W of solar. Limited to a single portable panel.
Adequate ports for most setups, but heavy users may want a power strip.
Realistic full solar rechargeat 70% of rated panel output — see methodology
Analyst note
The SOLIX C800 Plus is sealed at 768Wh, which is fine if that covers you. The SOLIX C1000 starts at 1,056Wh and can grow beyond it with Anker expansion batteries — though at this size expansion means longer runtimes on the same loads, not a path to home backup. More hours, not more house.
What Owners Report
Patterns from published owner reports and long-term reviews — every claim cited to its source below.
Anker SOLIX C1000
Fan noise is the one consistent knock on the C1000. Reviewers describe it spinning up audibly during fast charging or heavy output near the unit's limit, comparable to a desktop fan at speed, and nearly silent under about 500WA1. Everything else in the record is unusually good for a box at this price: one reviewer ran theirs for over a year and measured roughly 97% of original capacity remaining, and in a 30-day home-office UPS test it rode through seven brief outages without dropping equipment or losing dataA2.
Where reviewers converge is on fundamentals rather than headline features. Fast AC recharge, strong inverter behavior in short bursts, a size and weight that make sense for a 1kWh unit, and app monitoring that actually gets usedA3. It shows up repeatedly as the sweet-spot 1kWh choice for RV and home backup, handling household appliances short of central AC and an electric dryerA4.
“One reviewer used their unit for over a year with zero issues and minimal battery degradation — about 97% of original capacity. In a 30-day home-office UPS test it handled 7 brief outages with no equipment shutdowns or data loss.”
Sources
outdoorgearlab.com · lifenhancer.com · rvoutfitting.com · outdoortechlab.com · wattsontheroof.com · technerdo.com · teqclub.com
Anker SOLIX C800 Plus
The field record for the C800 Plus is thinner than its review count suggests. What exists comes from hands-on reviewers rather than long-term owners, and one of those sources reads like templated SEO content even though it describes a multi-week field testB14. Nobody has published a six-month report, and nobody has written up a CPAP night, so treat both as unresolved rather than as clean bills of health.
What the reviewers did find is a well-behaved small unit. One pulled the wall plug to simulate an outage and the monitor never flickeredB4. Another ran a fridge-freezer for eight hours and used 10% of the batteryB6. The companion app draws steady praise for remote monitoring and for delivering firmware updates, with nobody reporting connectivity troubleB7B15, and one reviewer came away simply impressedB13.
The complaints cluster on size and noise. Capacity was one reviewer's lone concernB5, another found it short of kettles and some coffee machinesB10, and a third pointed out that the same $649 buys 1,024Wh from a competitorB12. On noise, one reviewer called the fan unavoidable in a quiet house once the room passed 80F under a 1,030W average loadB1, while another described the fast-charge ramp as manageable at roughly arm's lengthB11.
“The pole light felt is a little over the top and unnecessary.”
Sources
dustinabbott.net
Sources & Research Notes
Every owner claim in this report is traceable to a published source. The bracketed references above resolve here.
Recurring owner themes
- Fan noise under fast charging or heavy load is the consistent knock; otherwise strong reliability, fast recharge, and practical size earn broad praise. [SOLIX C1000 · 3 entries]
- Fan noise is consistently reported as noticeable during fast AC charging or high sustained wattage, though most reviewers call it 'manageable' rather than a dealbreaker. [SOLIX C800 Plus · 2 entries]
- The companion app is repeatedly praised for remote monitoring/control and firmware delivery, with no reviewers reporting connectivity or crash complaints. [SOLIX C800 Plus · 3 entries]
- 768Wh capacity is flagged by multiple reviewers as the unit's main limitation for heavy appliances and against same-price competitors, even though real-world light loads (fridge, gadgets) performed well. [SOLIX C800 Plus · 4 entries]
- The signature 'Plus' camping-light pole/torches are polarizing: some reviewers call the feature genuinely useful and a lantern-replacement, others call it an unnecessary gimmick that sacrifices the C800's cable-storage cubby. [SOLIX C800 Plus · 3 entries]
- A1
“Fan noise is the single most common complaint — the fans spin up audibly during fast charging or heavy output near the unit's limit, comparable to a desktop computer fan at speed. Under light loads (below ~500W) it's nearly silent.”
outdoorgearlab.com / lifenhancer.com — Anker SOLIX C1000 review · 2026 · [negative]
- A2
“One reviewer used their unit for over a year with zero issues and minimal battery degradation — about 97% of original capacity. In a 30-day home-office UPS test it handled 7 brief outages with no equipment shutdowns or data loss.”
rvoutfitting.com / outdoortechlab.com — Anker SOLIX C1000 long-term notes · 2026 · [positive]
- A3
“Nails the fundamentals: fast AC recharge, strong inverter performance for short bursts, practical size and weight for a 1kWh unit, and genuinely useful app monitoring.”
wattsontheroof.com / technerdo.com — Anker SOLIX C1000 review · 2026 · [positive]
- A4
“Handles virtually any household appliance except central AC and electric dryers; a popular 'sweet spot' 1kWh unit for RV and home backup.”
rvoutfitting.com / teqclub.com — Anker SOLIX C1000 review · 2026 · [positive]
- B1
“Once the temperature rose above 80F with a 1,030 average wattage, the fan noise was unavoidable and quite present in a quiet house.”
How-To Geek — 'Anker Solix C800 Plus Review: A Power Station Prepared to Illuminate Nighttime' · 2024-03 · [negative]
- B2
“The pole light felt is a little over the top and unnecessary.”
How-To Geek — 'Anker Solix C800 Plus Review: A Power Station Prepared to Illuminate Nighttime' · 2024-03 · [mixed]
- B3
“As it is, there's nowhere to keep the cords when not using them.”
How-To Geek — 'Anker Solix C800 Plus Review: A Power Station Prepared to Illuminate Nighttime' · 2024-03 · [negative]
- B4
“Unplugged the power supply to the C800 Plus to simulate a power outage. No reaction on the monitor, no flicker, just continued operating.”
DustinAbbott.net — 'Anker Solix C800 Plus Power Station Review' · 2024-03 · [positive]
- B5
“My lone concern on this front is whether or not the battery capacity is sufficient.”
DustinAbbott.net — 'Anker Solix C800 Plus Power Station Review' · 2024-03 · [mixed]
- B6
“I connected the Anker and in 8 hours, my frig/freezer used 10% of the power.”
The Gadgeteer — 'Anker SOLIX C800 Plus power station review' · 2024-04 · [positive]
- B7
“My other power stations do not have a companion phone app. But after the first trip, I saw how this feature would come in handy.”
The Gadgeteer — 'Anker SOLIX C800 Plus power station review' · 2024-04 · [positive]
- B9
“With a maximum solar input of 300W at 11-60V, it's not designed to be used with large static panels.”
MakeUseOf — 'Anker Solix C800 Plus Review: The Ultimate Emergency and Camping Companion' · 2024-05 · [mixed]
- B10
“it doesn't have the outright storage or power to tackle more heavy duty appliances like kettles or some coffee machines.”
Trusted Reviews — 'Anker SOLIX C800 Plus Review: A great camping companion' · 2024-04 · [negative]
- B11
“The fan does ramp up during fast charging, but the noise is manageable at roughly arm's length.”
The Power Pick — 'Anker SOLIX C800 Plus Review: Camping Lights Meet Serious Power' · 2026-02 · [mixed]
- B12
“The 768Wh capacity sits in an awkward middle ground. It is significantly less than the 1,024Wh offered by the EcoFlow DELTA 3 Plus at the same $649 price.”
The Power Pick — 'Anker SOLIX C800 Plus Review: Camping Lights Meet Serious Power' · 2026-02 · [negative]
- B13
“I've come away from my time with the Anker SOLIX C800 Plus extremely impressed.”
AndroidGuys — 'Anker SOLIX C800 Plus Power Station Review' · 2024-05 · [positive]
- B14
“We stopped packing separate lanterns after the first week, streamlining our camping setup noticeably.”
BackupPowerHub — 'Anker SOLIX C800 Plus Review: Best Mid-Range with Camping Lights' (45-day, 8-trip field test) · 2026 (article ~1 week old at time of research) · [positive]
- B15
“Through the app, you can easily install firmware updates that may include performance enhancements, bug fixes, or new functionalities.”
Greener Ideal — 'Anker SOLIX C800 Plus Portable Power Station Review' · 2024-08 · [positive]
Research compiled August 9, 2026.
Who Should Buy Which
Buy the SOLIX C1000 if you…
- →You want one box that covers a tailgate, a long evening without power, or a day working out of the truck, without doing capacity arithmetic first. 1,056Wh with a 600W solar ceiling behind it is the forgiving version of that box, and it's also the cheaper one.
- →You suspect your needs are about to grow. The C1000 takes Anker expansion batteries, which makes it the decision you're allowed to revise later.
- →You charge from panels rather than from the wall. Double the solar input means a good day of sun genuinely refills the unit instead of topping it up.
Buy the SOLIX C800 Plus if you…
- →You want the light pole and you want it built in. One reviewer stopped packing separate lanterns entirely after a week of tripsB14, so the feature is real and not a sticker. Go in knowing you're paying more for less battery to get it.
- →You are counting ounces and 4.4 pounds is the difference between carrying it and leaving it. That's a narrow case, since both units are two-hand lifts, but it's an honest one.
If neither fits
If you're buying this to ride out a real blackout or to run a van, close both tabs. An eight-hour outage wants 1,645Wh and a van-life day wants 4,685Wh, and a 1kWh box covers neither. Shop a capacity class up, or commit to the C1000 plus expansion batteries from day one rather than discovering the ceiling in the dark.
The Bottom Line
Take the C1000. It's the larger battery, the stronger inverter, the faster solar refill and the only one that can grow, and it's the cheaper of the two. Two units with the same cycle rating and the same warranty, and the one that stores less every time you charge it is the one wearing the higher price.
The C800 Plus isn't a bad power station. The app is good, the outage handoff was invisible in testing, and the fridge run held up fineB4B6B13. It's just being asked to beat a unit that's better on every axis except weight, from underneath on price. A light pole and 4.4 pounds don't close that. Buy the C1000.
Frequently Asked Questions
Answers drawn from the spec record and cited owner research.
Is the Anker SOLIX C800 Plus worth $200 more than the C1000?
No. At $649 against $449 you get 768Wh instead of 1,056Wh, 1,200W of continuous output instead of 1,800W, and a 300W solar ceiling instead of 600W. The only things the C800 Plus adds are 4.4 fewer pounds and the built-in camping light. Buy the C1000 and a lantern.
Can either of these run a full remote workday?
Not comfortably. A 910Wh workday is 101% of what the C1000 will actually deliver and 139% of the C800 Plus's, so one misses by a hair and the other misses badly. If that's your everyday load, get the C1000 and plan on an expansion battery rather than hoping the last percent shows up.
How loud is the Anker SOLIX C1000?
Anker doesn't publish a figure for it, which is worth knowing before it goes in a bedroom. Reviewers describe the fans as clearly audible during fast charging or heavy output and nearly silent below about 500W. The C800 Plus is rated at 45dB, and even so one reviewer found it intrusive in a quiet house at sustained high load.
Can the Anker SOLIX C800 Plus be expanded later?
No. 768Wh is permanent, so size it for the loads you have today. The C1000 accepts Anker expansion batteries, which means its 1,056Wh is a starting point rather than a ceiling. If there's any chance your needs grow, that asymmetry is worth more than any single spec on this page.
Which one is better for running a CPAP overnight?
Both handle it easily. A 320Wh night takes 36% of the C1000's usable capacity and 49% of the C800 Plus's, so you're not going to run either one dry. Neither unit is working hard enough at CPAP draw to spin fans up much, since the noise reports on both come from fast charging and high sustained load. That leaves price as the tiebreak, and the bigger unit is the cheaper one.
Where to buy
Anker SOLIX C1000Pick
$599.99
$599.99 · direct from Anker
Last checked 1 day ago. Prices move — check before you buy.
Anker SOLIX C800 Plus
$649.00
$649.00 · direct from Anker
Last checked 1 day ago. Prices move — check before you buy.
Prices may vary by retailer and are subject to change.