Anker SOLIX C1000 vs Anker SOLIX F2600
Side-by-side on the specs that decide it — surge, capacity, runtime and price.
Both models' specs verified against manufacturer listings · Last updated
The short answer
Anker SOLIX C1000 costs $500 less. Whether that gap is worth closing depends on what you need to run.
- Anker SOLIX F2600 holds 142% more energy (2560Wh vs 1056Wh), so it runs the same load proportionally longer.
- Anker SOLIX F2600 has 400W more surge headroom (2800W vs 2400W) — that decides whether a fridge, pump or AC compressor will actually start.
- Anker SOLIX C1000 is 33.3 lb lighter (28.44 lb vs 61.7 lb).
- Anker SOLIX F2600 is rated for 4,000 cycles vs 3,000 — meaningful if you cycle it daily.
Neither of these will start a sump pump or well pump — both surge below the ~3,400W those motors need. If home backup with pumps is your use case, look at higher-surge models instead of either of these.
The default recommendation for most people. It clears the 1kWh bar, recharges in under an hour, and undercuts almost everything with comparable specs.
Best for: First-time buyers who want one unit for camping and short outages without overpaying.
Where it falls short:
- 2400W surge won't start a sump pump or well pump
- Only 1056Wh — a fridge-plus-devices outage tops out around a day
An odd spec sheet: 2560Wh of capacity but only 2800W surge — the lowest surge-to-capacity ratio here. Capacity without starting power.
Best for: Long-duration backup of steady loads (lights, electronics, CPAP) rather than motor-driven appliances.
Where it falls short:
- 2800W surge is barely above its 2400W continuous — it will struggle with pumps
- 61.7 lb
| Spec | Anker SOLIX C1000 | Anker SOLIX F2600 |
|---|---|---|
| Price | $999 | $1499 |
| Capacity | 1056 Wh | 2560 Wh |
| Continuous output | 1800 W | 2400 W |
| Surge output | 2400 W | 2800 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,000 | 4,000 |
| Weight (lighter wins) | 28.44 lb | 61.7 lb |
| Max solar | 600 W | 1000 W |
| Recharge time (faster wins) | 58 min | 1h 30m |
Runtime head-to-head
| Appliance | Anker SOLIX C1000 | Anker SOLIX F2600 |
|---|---|---|
| Refrigerator | 15.0 hrs | 36.3 hrs |
| Mini fridge | 28.5 hrs | 69.1 hrs |
| Chest freezer | 11.2 hrs | 27.2 hrs |
| CPAP machine | 22.4 hrs | 54.4 hrs |
| Sump pump | ❌ | ❌ |