Anker SOLIX C800 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 C800 costs $900 less. Whether that gap is worth closing depends on what you need to run.
- Anker SOLIX F2600 holds 233% more energy (2560Wh vs 768Wh), so it runs the same load proportionally longer.
- Anker SOLIX F2600 has 1200W more surge headroom (2800W vs 1600W) — that decides whether a fridge, pump or AC compressor will actually start.
- Anker SOLIX C800 is 36.8 lb lighter (24.9 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 C1000's smaller sibling. Same fast-charging DNA at a lower price, but the 768Wh capacity puts it firmly in weekend-trip territory.
Best for: Campers and van-lifers powering electronics, lights and a mini fridge — not home backup.
Where it falls short:
- 300W solar input is low — slow to top off off-grid
- 1600W surge rules out most motor-driven appliances
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 C800 | Anker SOLIX F2600 |
|---|---|---|
| Price | $599 | $1499 |
| Capacity | 768 Wh | 2560 Wh |
| Continuous output | 1200 W | 2400 W |
| Surge output | 1600 W | 2800 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,000 | 4,000 |
| Weight (lighter wins) | 24.9 lb | 61.7 lb |
| Max solar | 300 W | 1000 W |
| Recharge time (faster wins) | 58 min | 1h 30m |
Runtime head-to-head
| Appliance | Anker SOLIX C800 | Anker SOLIX F2600 |
|---|---|---|
| Refrigerator | 10.9 hrs | 36.3 hrs |
| Mini fridge | 20.7 hrs | 69.1 hrs |
| Chest freezer | 8.2 hrs | 27.2 hrs |
| CPAP machine | 16.3 hrs | 54.4 hrs |
| Sump pump | ❌ | ❌ |