Head-to-head test
Anker SOLIX C1000 vs Goal Zero Yeti 500
The C1000 costs fifty dollars less than the Yeti 500 and holds more than twice the battery, so the Goal Zero is the right buy only when the lighter carry is the one spec you're actually paying for.
Full profiles: Anker SOLIX C1000 → · Goal Zero Yeti 500 →
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.
$499.95 · direct from Goal Zero
Last checked 1 day ago. Prices move — check before you buy.
Spec deltas
At $449 the Anker SOLIX C1000 costs fifty dollars less than the $500 Goal Zero Yeti 500, then hands you more than twice the battery: 1,056Wh against 499Wh. This is the rare matchup where the cheaper unit is also the bigger and stronger one, which is why most of this page is spent explaining why you'd ever pay more for the Yeti.
There's one honest reason, and it's weight. The Yeti is the markedly lighter unit, and its LFP pack carries a higher charge-cycle rating. For someone who carries power by hand and needs only a little of it, that's a genuine case worth a premium.
For everyone else it isn't close. The C1000 starts kitchen-grade appliances the Yeti's inverter can't, refills from far more solar, and costs less per kilowatt-hour over its whole life. The Yeti 500 is a well-made small box wearing a premium price; the C1000 is more machine for less money. Take the Anker unless your back is casting the deciding vote.
What the Numbers Reveal
Each conclusion stated first — the numbers behind it on one line, the full analysis below.
cost / lifetime kWh
But the lifetime figure already credits that longevity. Spread each price across all the energy the pack will ever deliver and the C1000 works out to fourteen cents a kilowatt-hour, the Yeti to twenty-five. The Goal Zero is the pricier box today and the pricier energy for the rest of its life.
SOLIX C1000 is $449 for 1,056Wh; Yeti 500 is $500 for 499Whcost per lifetime kWh: C1000 $0.14, Yeti 500 $0.25
Why it mattersAnyone deciding on cost can stop reading here and buy the C1000.
rated cycles
A cycle isn't a fixed unit of value, though. Each Yeti cycle drains a 499Wh tank and each C1000 cycle a 1,056Wh one, so over their rated lives the C1000 delivers 3,168 kilowatt-hours to the Yeti's 1,996. The Goal Zero lasts more years and moves less total energy.
Yeti 500 rated 4,000 cycles, C1000 rated 3,000; daily use of about 11 years vs 8.2each cycle empties 499Wh on the Yeti, 1,056Wh on the C1000total lifetime energy: C1000 3,168 kWh, Yeti 500 1,996 kWh
Why it mattersIf you're buying on longevity, count kilowatt-hours rather than cycles, and the C1000 has half again as many.
continuous output
The C1000's 1,800W runs those, and its 2,400W surge starts motors the Yeti's 1,000W can't swallow; field reports put it at handling virtually any household appliance short of central AC and an electric dryerA4. These aren't the same product in two sizes. The Yeti is a phones-lights-and-CPAP box, the C1000 an appliance box.
C1000 does 1,800W continuous and 2,400W surge; Yeti 500 does 500W continuous and 1,000W surgefield reports: C1000 handles virtually any household appliance except central AC and electric dryersA4
Why it mattersIf you want to run anything with a heating element or a compressor, the Yeti is out no matter what it costs.
solar input
In ideal sun the C1000 refills its whole, larger pack in about two hours (1,056Wh over 600W); the Yeti needs about two and a half for a pack less than half the size (499Wh over 200W). The bigger battery is also the faster one to refill, so the Yeti's weight advantage quietly evaporates the moment you lean on panels for more than a day.
C1000 accepts 600W of solar into a 1,056Wh pack; Yeti 500 accepts 200W into 499Whrecharge from empty in ideal sun: C1000 about 1,056Wh over 600W, Yeti about 499Wh over 200W
Why it mattersFor any solar-fed use, van, cabin, or a multi-day camp, the C1000 both holds more and replaces it sooner.
The specific dimensions that decide these two units — everything else is a tie.
Lifetime Value
Selected because: The C1000 is the cheaper battery as well as the cheaper box, at $0.43 a watt-hour against a dollar.
cost / lifetime kWh
Read those two price tags the way a buyer should: not as fifty dollars apart, but as the Yeti charging a premium to hand you less than half the battery. Every dollar spent on the Anker buys more than twice the stored energy it buys on the Goal Zero.
There's a version of this comparison where a premium brand earns its markup with support or durability. The trouble for the Yeti is that it's the more expensive box before either of those arguments even starts, and the durability argument, as the cycle math on this page shows, doesn't survive contact with the capacity gap.
Runtime: Will It Power Your Gear?
Selected because: Usable capacity splits close to two to one, which decides what each can realistically run.
continuous output
Put the usable figures against real nights and the split gets concrete. At 424Wh the Yeti covers a CPAP through to morning, a phone-and-laptop workday, a string of lights, the essentials held steady. The C1000's 898Wh covers all of that and keeps the margin for a tailgate's blender-and-speakers load, or nearly a full remote workday off the wall.
Neither is a house or a van, though. Four of the six scenarios we model, from a weekend camp to an eight-hour blackout to van life, ask for more than either box holds, and the honest move there is to buy bigger rather than pick between these. Inside their real range, the Yeti keeps the lights on and the C1000 runs the room.
Portability & Form Factor
Selected because: The Yeti's one clear win is that it's the markedly lighter unit to lift and carry.
weight
This is the Yeti's one uncontested win, and it's a real one. At 16.1 pounds it's a one-handed grab off a shelf or into a footwell; the 28.4-pound C1000 is a two-hand, bend-the-knees lift, still easy into a car and light for a full kilowatt-hourA3, but you know you're carrying it. Twelve pounds is the whole difference.
If your power spends its life moving with you, trailhead to campsite, or room to room for an older parent, those twelve pounds can outrank everything else on this page, and nobody should talk you out of the lighter box. If it mostly sits in an RV bay or a closet waiting for the grid to blink, the weight gap is a number that never touches your day.
Growth Path
Selected because: The C1000 can add expansion batteries and the Yeti cannot, though at this size that means longer runtimes, not home backup.
solar input
The Yeti is complete as it ships: what you buy is the ceiling. The C1000 takes expansion batteries, so if your needs climb it has somewhere to go the Yeti simply doesn't. Read that honestly, though. At this class, bolting on a battery buys you more hours on the same loads, not a house-backup system. More hours, not more house.
So don't buy the C1000 for its expansion port; buy it for what it already is and treat the growth path as cheap insurance. The Yeti's sealed design only counts against it if you might outgrow it, and if you seriously might, you'd start with something larger than either of these.
Strengths & trade-offs
Anker SOLIX C1000
Strengths
- +Costs $50.9 less
- +Larger battery capacity
- +Higher AC output
- +Faster solar charging
Trade-offs
- –Significantly heavier (+12.3 lbs), making it harder to move.
- –Shorter-lived battery — rated for 3,000 charge cycles vs the Yeti 500's 4,000, so it wears out sooner.
Goal Zero Yeti 500
Strengths
- +Lighter by 12.3 lb
- +Rated for 4,000 charge cycles — much longer battery lifespan
Trade-offs
- –Weaker inverter (-1,300W) limits appliance compatibility.
- –Sealed capacity — the SOLIX C1000 can add batteries to grow past 499Wh; 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 Yeti 500 1,676Wh (20%). 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 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 unit covers this scenario's 1,645Wh: the SOLIX C1000 comes up 747Wh short (about 55% covered), the Yeti 500 1,221Wh (26%). Treat this as partial cover — enough for the essentials in it, not the whole list.
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 clear a 320Wh CPAP night without strain, the C1000 with 578Wh of usable reserve and the Yeti with 104Wh. Neither publishes a noise figure, so this one comes down to the lighter carry against the deeper reserve, not the battery.
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
This scenario needs 910Wh and neither unit quite finishes it. The SOLIX C1000 lands within 1% of it — close enough that trimming one appliance, or accepting a shorter evening, gets you there on the day.
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
The C1000 covers a 670Wh tailgate with 228Wh to spare; the Yeti runs 246Wh short, about two-thirds of the way there. A blender, a speaker, and a string of lights for the afternoon sits comfortably inside the Anker's range and just past the Goal Zero's.
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 Yeti 500 4,261Wh (9%). 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 2.1h.
$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 30, 2026
Verdict: the SOLIX C1000
Buy the C1000 unless weight is your deciding spec. It costs fifty dollars less than the Yeti 500, holds more than twice the capacity, and packs the inverter to start appliances the Yeti can't, and it still costs less per kilowatt-hour over its rated life. The Yeti answers with a higher cycle rating and a markedly lighter body, genuinely decisive if you carry it constantly or need only a CPAP-night's worth of power, and beside the point for everyone else.
Editor-assigned confidence, based on cited owner research and spec analysis.
List prices as of August 30, 2026. The links below open Anker's and Goal Zero's current prices.
$599.99 · direct from Anker
Last checked 1 day ago. Prices move — check before you buy.
or check the Yeti 500 price$499.95 list
Written by Ian Schneider, Solar & Off-Grid Tester · Station Arena Test Desk · Updated August 30, 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 Yeti 500 rates 4.5/5 (71st percentile of 22 Personal-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.
Yeti 500: Fixed Capacity
The Yeti 500 is sealed at 499Wh — fine if that covers you, but it's the ceiling. By contrast the SOLIX C1000 can add expansion batteries, though the first thing it has over the Yeti 500 is its own 1,056Wh base — expansion is the step after that, for the buyer who would outgrow 1,056Wh as well.
Surge Power: Ratio and Ceiling Disagree
The Yeti 500 holds the higher surge-to-continuous ratio (2× vs 1.3×), but the SOLIX C1000 holds the higher absolute surge ceiling — 2,400W against 1,000W. These measure different things. The ratio says how much headroom an inverter keeps above its own rating; the ceiling says how big a startup spike it can actually swallow. A motor draws a number of watts at switch-on, not a multiple of someone else's rating, so on raw starting ability the SOLIX C1000 is the stronger unit here — while the Yeti 500 is the one running further below its own limit at steady state.
Warranty: No Difference
Both units carry the same 5-year warranty, so coverage isn't a tiebreaker here.
Battery Lifespan in Real Years
The Yeti 500 is rated for 4,000 cycles vs 3,000. In real life: at daily use, that's 11 vs 8.2 years. At weekend use (twice a week), it's 38 vs 29 years. One caution reading years across different sizes: a cycle is 499Wh on the Yeti 500 and 1,056Wh on the SOLIX C1000, so count lifetime energy — roughly 1,996 kWh against 3,168 kWh over the rated life. After hitting the cycle limit, the battery doesn't die — it drops to ~80% of original capacity, which is still very usable.
Full record above — the Test Desk pick is the SOLIX C1000.
Check SOLIX C1000 price →or check the Yeti 500 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 caution on the lifespan row: the Yeti 500 takes longer to reach its cycle rating, but a cycle moves a different amount of energy on each unit — the SOLIX C1000 still delivers more over its shorter horizon (3,168 vs 1,996 kWh). Years measure wear, not usefulness.
Delivers each lifetime kWh for $0.11 less — check the SOLIX C1000 price →
Brand trust
Anker
Ecosystem
7-8 SOLIX portable power stations across C-series (compact) and F-series (flagship), plus the X1 home energy system
Support
US-based support. Historically known for incredible no-hassle replacements, but recent reports describe AI-driven support agents giving generic responses and complex return logistics for heavy units (hazmat shipping). The Anker brand reputation is still strong, but SOLIX-specific support quality is trending down.
Community
Moderate — active Reddit (r/Anker, r/AnkerSOLIXCommunity) and growing. Benefits from Anker's massive consumer electronics brand awareness.
App experience
Rated 4.5/5 iOS (~1,100 ratings) · 4.3/5 Android
Unique strength
Parent brand trust from Anker's consumer electronics dominance. InfiniPower technology for long cycle life. Strong $/Wh value in the mid-size and larger units — the S2000, F2600 and C1000 are among the better buys per watt-hour in the catalog.
Worth knowing
Anker has since launched a C1000 Gen 2; this page is the original C1000. Their core behavior overlaps, but double-check any spec that specifically cites the Gen 2.
Goal Zero
Ecosystem
Focused — a compact current line (6th-gen Yeti and Yeti Pro series), the previous-gen X series now out of stock across every model on Goal Zero's own store (checked 2026-09-13: 200X, 500X, 1000X, 1500X, 3000X, 6000X, some listed only as open-box), so buying one new means finding retailer stock, Sherpa power banks for the under-100Wh tier, plus Alta coolers, Nomad/Ranger solar panels, and vehicle integration kits
Support
US-based company (Salt Lake City, owned by NRG Energy). Historically considered premium support, but 2025-2026 reports describe long wait times, unresponsive email communication, and tickets going unaddressed for weeks. The "premium support justifies premium pricing" argument is weakening.
Community
Small but loyal — strong following in overlanding and preparedness communities. Official community forums were recently shuttered, frustrating long-time users.
App experience
Rated 4.4/5 iOS (~1,200 ratings) but recent reviews skew negative — recurring connectivity issues, crashes, and stability problems.
Unique strength
Pioneer of the portable power market — strongest brand heritage. US-based company with ruggedized, weather-resistant designs (IP ratings vary by model). Integrated "Yeti-Ready" ecosystem with coolers, lights, and vehicle kits.
Worth knowing
Make sure you're looking at the LFP Yeti 500, not the older NMC Yeti 500X it replaced. They share a name, but the newer pack is rated for many times the charge cycles, and some listings still blur the two.
Analyst note
Both brands are trading on reputations that have softened: Anker's famously easy support has grown more automated and slower on heavy-unit returns, and Goal Zero's premium-support promise has slipped from its old standard too. Net it out and neither earns a trust premium here, so the decision falls back to the hardware, where the C1000 leads. Goal Zero's genuine draw isn't price or support; it's US heritage, rugged design, and the Yeti-Ready ecosystem of coolers, panels, and vehicle kits, which is worth something if that's the world you're buying into.
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.
Yeti 500
FIXED CAPACITYFixed at 499Wh, with no expansion — so size it for your needs up front rather than planning to add capacity later.
Accepts up to 200W 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 Yeti 500 is sealed at 499Wh, 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
The single most common complaint about the C1000 is fan noise: the fans spin up audibly during fast charging or heavy output near its limit, roughly a desktop fan at speed, though it's nearly silent under about 500WA1. Past that, the field record is strong. One owner ran theirs for over a year with minimal degradation, about 97% of original capacity, and a 30-day home-office UPS test rode out seven brief outages with no shutdowns or lost dataA2. Reviewers single out the fast AC recharge, the short-burst inverter strength, and genuinely useful app monitoringA3. Coverage is deep and includes real long-term data, with one caveat: some 2026 write-ups describe the Gen 2 rather than this base unit, though the behavior that matters here carries across bothA0.
“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
Goal Zero Yeti 500
Field data on the Yeti 500 is thinner, since this is a newer unit and much of what exists traces to Goal Zero itself. The standout is the LFP pack's 4,000+ cycle ratingB1, and Goal Zero rates the unit to keep a full-size fridge cold for up to six hours in an outageB2, a manufacturer figure rather than something tested here. One 2026 reviewer logged more than 180 charge and discharge cycles with minimal degradationB4. Worth knowing before you shop: this LFP Yeti 500 is a different animal from the older NMC Yeti 500X it replaces, which was rated for a fraction of the cycles, and some listings still conflate the twoB3B0.
“The Yeti 500's LiFePO4 battery is rated for 4,000+ cycles, meaning daily use for over 10 years (to 80% capacity at 75F).”
Sources
goalzero.com · rei.com · propaneva.com · portablepowernerd.com
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]
- High 4,000+ cycle LFP rating and outage-backup capability (including running a fridge for hours) are the standout points. [Yeti 500 · 2 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
“The Yeti 500's LiFePO4 battery is rated for 4,000+ cycles, meaning daily use for over 10 years (to 80% capacity at 75F).”
goalzero.com / rei.com — Yeti 500 LFP · 2026 · [positive]
- B2
“Acts as a backup power supply when the grid drops — you can plug a full-size refrigerator directly in for up to six hours of runtime to prevent food waste.”
goalzero.com — Yeti 500 backup · 2026 · [positive]
- B3
“Weighs about 16 lbs, upgraded to LiFePO4 battery technology from the older NMC-based Yeti 500X.”
goalzero.com / propaneva.com — Yeti 500 review · 2026 · [mixed]
- B4
“One 2026 reviewer completed 180+ charge/discharge cycles with minimal observed degradation.”
portablepowernerd.com — Yeti 500 long-term review · 2026 · [positive]
Research compiled August 30, 2026.
Who Should Buy Which
Buy the SOLIX C1000 if you…
- →Anyone choosing between these two on price. You'd be paying Goal Zero a premium to receive less than half the capacity, and nothing on the spec sheet buys that back.
- →The RV or home-backup user who wants to run actual appliances, a microwave, a coffee maker, a full-size fridge and something else at once. The C1000's inverter starts them; the Yeti's doesn't.
- →The solar-dependent camper or cabin owner, who benefits twice from the C1000: a bigger tank and far more panel input to refill it.
Buy the Yeti 500 if you…
- →The person who carries power by hand and often, up a trail, onto a boat, or room to room for someone who can't manage a heavier unit. The Yeti is the lighter lift, and if that's your daily reality it can outweigh every other line here.
- →The minimalist who needs no more than a CPAP night or a day of phones and laptops, wants the longest calendar life from an LFP packB1, and is happy to pay for the lighter, simpler box.
- →The committed Goal Zero owner already invested in Yeti-Ready coolers, panels, and vehicle kits, for whom staying in one ecosystem has its own value.
If neither fits
Anyone whose real job is a full weekend camp, a whole-house blackout, or van life. A weekend camp alone wants 2,100Wh and van life closer to 4,685Wh, well past what either of these 500-to-1,000Wh boxes holds, so buying one for that work means running out on night one. Size up until the box covers your actual load, and don't split hairs between these two.
The Bottom Line
Strip it to one line: the C1000 is the cheaper unit and the bigger one, and that decides it. You pay less up front, you pay less per kilowatt-hour for the life of the pack, and in return you get more than double the capacity and the inverter to actually use it. The Yeti 500 answers with a single real advantage, the lighter box to carry, plus a higher cycle count that still adds up to less lifetime energy.
So buy the Yeti only if weight is the spec you're actually shopping for, or if you truly need no more than a CPAP night and want the lightest way to get it. Everyone else is being asked to pay more to get less, and that's not a trade-off, it's just the pricier box. Get the C1000.
Frequently Asked Questions
Answers drawn from the spec record and cited owner research.
Is the Anker SOLIX C1000 better than the Goal Zero Yeti 500?
For almost everyone, yes. It costs about fifty dollars less, holds more than twice the capacity, and runs more than three times the continuous wattage, so it powers appliances the Yeti can't and costs less per kilowatt-hour over its life. The Yeti 500 wins only on weight and raw charge-cycle count, real advantages if you carry it constantly or need very little power, but narrow ones.
Why does the Goal Zero Yeti 500 cost more than the Anker C1000 if it's smaller?
You're paying for the brand and the build, not the battery. Goal Zero is a US company with strong heritage and a rugged, ecosystem-focused line, and it prices at a premium per watt-hour. The catch here is that its usual justification, premium support, has weakened, which makes the markup harder to defend on this particular pairing.
Can the Goal Zero Yeti 500 run a refrigerator?
Goal Zero rates it to keep a full-size fridge cold for up to six hours during an outage, which is its headline backup use. But its 500W continuous limit means the fridge is most of what it can run at once, with little room for a second big load. The C1000's 1,800W inverter and larger battery run a fridge and more, for longer.
How long will each one last?
The Yeti is rated for more charge cycles, 4,000 to 3,000, which pencils out to a longer calendar life. But the C1000 delivers more total energy over its life because each of its cycles is more than twice the size, so lasting longer and giving you more power point at different units here. Both fade to about 80% of original capacity at the cycle limit rather than failing, so neither is landfill.
Is the Anker SOLIX C1000 loud?
Only when it's working hard. Its most common complaint is fan noise during fast charging or high-output loads, comparable to a desktop fan at speed; below roughly 500W it's nearly silent. So for overnight low-draw use, a CPAP, lights, charging phones, you won't hear it, but expect fan noise while it fast-charges or drives a big appliance.
Where to buy
Anker SOLIX C1000Pick
$599.99
$599.99 · direct from Anker
Last checked 1 day ago. Prices move — check before you buy.
Goal Zero Yeti 500
$499.95
$499.95 · direct from Goal Zero
Last checked 1 day ago. Prices move — check before you buy.
Prices may vary by retailer and are subject to change.