Anker SOLIX C1000 Gen 2
68BatteryRank score · Balanced
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Anker SOLIX C1000 Gen 2 vs EcoFlow DELTA 3 Plus
Decision readout
Better station
EcoFlow DELTA 3 Plus takes capacity and output, Anker SOLIX C1000 Gen 2 takes weight and noise — the decision is which of those you need, not overall quality. If neither is your constraint, the composite tiebreak goes to EcoFlow DELTA 3 Plus by 4 points — a hair, not a mandate.
- powerEcoFlow DELTA 3 Plus+21
- chargingAnker SOLIX C1000 Gen 2+549 min vs 56 min to full
- livabilityAnker SOLIX C1000 Gen 2+2711.3 kg vs 12.5 kg
EcoFlow DELTA 3 Plus
72BatteryRank score · Excellent
What changes the decision
- Home backup: EcoFlow DELTA 3 Plus — stronger combined capacity and AC-output score
- Camping & RV: Anker SOLIX C1000 Gen 2 — lighter and easier to carry
By the BatteryRank Engineering Team
Our buying analysis
Will you recharge between uses, or keep the station in one backup setup?
For repeated day trips, the battery’s turnaround and carrying weight matter every time. For a home setup, the recharge connection and expansion plan can matter more than what is easiest to lift. We would decide which pattern describes your use before declaring a winner.
The trade-off we would make
The C1000 Gen 2 puts portability and fast wall charging at the center of its case. The DELTA 3 Plus deserves closer attention when solar input and an expandable setup shape the purchase. Compare full-charge times on the same endpoint; an advertised partial charge does not tell you how long the pack needs to reach full.
Before you choose
For outage use, calculate the energy your essential devices need between recharge opportunities. For solar, check your panel’s voltage, current and connector against the station’s input limits. A higher solar ceiling is useful only when the panel setup can supply it.
Follow the evidence in the specification table below, or read our Anker SOLIX C1000 Gen 2 review and EcoFlow DELTA 3 Plus review.
Where to buy
Affiliate links: we may earn a commission if you buy, at no extra cost to you. Commission never affects our rankings.
Anker SOLIX C1000 Gen 2
EcoFlow DELTA 3 Plus
01 · Score evidence
Score breakdown
68
Anker SOLIX C1000 Gen 2
Overall
72
EcoFlow DELTA 3 Plus
49
POWER
EcoFlow DELTA 3 Plus +21
70
Battery-side usable capacity and how much you can run at once.
79
TRUST
Anker SOLIX C1000 Gen 2 +2
77
Owner reputation, safety record, warranty, and build durability.
84
CHARGING
Anker SOLIX C1000 Gen 2 +5
79
Wall and solar recharge speed.
84
LIVABILITY
Anker SOLIX C1000 Gen 2 +27
57
Lightweight, portable, and quiet enough to live with.
Computed from sourced data with a published, price-independent formula. Scores are relative to each model's size class.
02 · Usable energy
Capacity truth
The watt-hours on the box aren't what reaches your devices. Same scale, both units.
Anker SOLIX C1000 Gen 2
Rated (on the box)
1,024 Wh. Show source
claimed sourceankersolix.com ↗2026-07-04The marketing number — total cell capacity.
AC delivered (est.)
870 Wh. Show source
estimated sourceestimate = battery-side usable capacity × 85% inverter efficiencyWhat reaches an AC outlet — about 15% is lost turning battery power into household AC. How we estimate.
EcoFlow DELTA 3 Plus
Rated (on the box)
1,024 Wh. Show source
claimed sourceus.ecoflow.com ↗2026-07-04The marketing number — total cell capacity.
AC delivered (est.)
870 Wh. Show source
estimated sourceestimate = battery-side usable capacity × 85% inverter efficiencyWhat reaches an AC outlet — about 15% is lost turning battery power into household AC. How we estimate.
03 · Same assumptions
Same-device runtime
| Device | Anker SOLIX C1000 Gen 2 | EcoFlow DELTA 3 Plus | Assumption |
|---|---|---|---|
| CPAP (humidifier off) | about 12.1 nights | about 12.1 nights | 9 W · |
| CPAP (heated humidifier on) | about 1.9 nights | about 1.9 nights | 56 W · |
| Refrigerator (full-size) | about 14 hours | about 14 hours | 180 W × 35% duty cycle · |
| Wi-Fi router + modem | about 48 hours | about 48 hours | 18 W · |
| Laptop (65W charger) | about 27 hours | about 27 hours | 65 W × 50% duty cycle · |
| Phone (one full charge) | about 43 full charges | about 43 full charges | 20 W · |
One device at a time; estimates use each station's usable AC energy. Build your own load →
04 · Sourced hardware
Key specs, side by side
| Spec | Anker SOLIX C1000 Gen 2 | EcoFlow DELTA 3 Plus |
|---|---|---|
| AC-delivered capacity | 870 Whest.. Show sourceestimated sourceankersolix.com ↗2026-07-04 | 870 Whest.. Show sourceestimated sourceus.ecoflow.com ↗2026-07-04 |
| Continuous power output | 2,000 W. Show sourceclaimed sourceankersolix.com ↗2026-07-04 | 1,800 W. Show sourceclaimed sourceus.ecoflow.com ↗2026-07-04 |
| Surge power output | 3,000 W. Show sourceclaimed sourceankersolix.com ↗2026-07-04 | 3,600 W. Show sourceclaimed sourceus.ecoflow.com ↗2026-07-04 |
| Max solar input | 600 W. Show sourceclaimed sourceankersolix.com ↗2026-07-04 | 1,000 W. Show sourceclaimed sourceus.ecoflow.com ↗2026-07-04 |
| AC charge time (0–100%) | 49 min. Show sourceclaimed sourceankersolix.com ↗2026-07-04 | 56 min. Show sourceclaimed sourceus.ecoflow.com ↗2026-07-04 |
| Weight | 11.3 kg. Show sourceclaimed sourceankersolix.com ↗2026-07-04 | 12.5 kg. Show sourceclaimed sourceus.ecoflow.com ↗2026-07-04 |
| Rated cycle life | 4,000 cycles. Show sourceclaimed sourceankersolix.com ↗2026-07-04 | 4,000 cycles. Show sourceclaimed sourceus.ecoflow.com ↗2026-07-04 |
Only show differences
- Continuous power output2,000 W1,800 W
- Surge power output3,000 W3,600 W
- Max solar input600 W1,000 W
- AC charge time (0–100%)49 min56 min
- Weight11.3 kg12.5 kg
Manufacturer figures unless marked verified or est. Tap or focus a figure to view its source. The better reading in each row is highlighted — lower wins for weight and recharge time.
Where these rank
- Anker SOLIX C1000 Gen 2 #2 of 10 in Most Inverter Output per Pound · #3 Midsize (1 kWh class) in Best Portable Power Stations
- EcoFlow DELTA 3 Plus #1 Midsize (1 kWh class) in Best Portable Power Stations · #1 of 10 in Lightest Power Stations
Quick answers
- Is the Anker SOLIX C1000 Gen 2 better than the EcoFlow DELTA 3 Plus?
- EcoFlow DELTA 3 Plus takes capacity and output, Anker SOLIX C1000 Gen 2 takes weight and noise — the decision is which of those you need, not overall quality. If neither is your constraint, the composite tiebreak goes to EcoFlow DELTA 3 Plus by 4 points — a hair, not a mandate.
- Which has more usable capacity, the Anker SOLIX C1000 Gen 2 or EcoFlow DELTA 3 Plus?
- Neither, in any way you would notice: 870 Wh against 870 Wh is a 0% gap, which is smaller than the swing you get from running the same load on a cold morning. Treat them as the same size and decide on output, weight, or today's price instead. Both figures are estimated AC-delivered energy, not the nameplate battery rating — the watt-hours that actually reach your devices.
- Which has more AC output, the Anker SOLIX C1000 Gen 2 or EcoFlow DELTA 3 Plus?
- The Anker SOLIX C1000 Gen 2: 2,000 W versus 1,800 W continuous. That gap matters only if a load sits between the two numbers — below 1,800 W both run it, above 2,000 W neither does. Surge headroom follows the same order: 3,000 W against 3,600 W, and surge is what decides whether a compressor or pump actually starts.
- How does runtime compare between the Anker SOLIX C1000 Gen 2 and EcoFlow DELTA 3 Plus?
- They run within 0% of each other on the same load — about 13.8 hours each on a refrigerator (full-size). Runtime will not separate these two; the deciding factor is somewhere else.
- Which is lighter, the Anker SOLIX C1000 Gen 2 or EcoFlow DELTA 3 Plus?
- The Anker SOLIX C1000 Gen 2, by 1.2 kg (11.3 kg versus 12.5 kg). Both weights are manufacturer figures for the bare unit; cables and a solar panel add to whatever you actually carry.
- Which recharges faster from the wall, the Anker SOLIX C1000 Gen 2 or EcoFlow DELTA 3 Plus?
- The Anker SOLIX C1000 Gen 2: 49 minutes from empty to full against 56 minutes, a difference of 7 minutes. This matters most between outages and during a short grid window — if you only ever recharge overnight, it does not matter at all.
- Which model should I buy for my use case?
- On the sub-scores that describe each use case: the EcoFlow DELTA 3 Plus for home backup; the Anker SOLIX C1000 Gen 2 for camping & rv. They split, so the honest answer depends on which of those you are actually buying for.
Keep deciding
- Full scorecard, specs & price for Anker SOLIX C1000 Gen 2 →
- Full scorecard, specs & price for EcoFlow DELTA 3 Plus →
- See more alternatives to Anker SOLIX C1000 Gen 2 →
- See more alternatives to EcoFlow DELTA 3 Plus →
- What size do you need? →
- Browse all rankings →
- Check device runtime evidence →
- Compare outage and trip load plans →
- Browse complete power kits →
- Capacity vs output explained →
- Battery cycle-life thresholds →
- UPS behavior explained →