Anker SOLIX F2600 vs Fossibot F2400
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
Fossibot F2400 costs $600 less. Whether that gap is worth closing depends on what you need to run.
- Anker SOLIX F2600 holds 25% more energy (2560Wh vs 2048Wh), so it runs the same load proportionally longer.
- Fossibot F2400 has 2000W more surge headroom (4800W vs 2800W) — that decides whether a fridge, pump or AC compressor will actually start.
- Fossibot F2400 is 13.2 lb lighter (48.5 lb vs 61.7 lb).
- Anker SOLIX F2600 is rated for 4,000 cycles vs 3,500 — meaningful if you cycle it daily.
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
A value-brand 2kWh that undercuts the majors sharply while matching them on the specs that matter — 2,400W output and a strong 4,800W surge.
Best for: Bargain hunters who want high surge and 2kWh for the least money.
Where it falls short:
- 500W solar input is low for 2kWh
- Support network trails the majors
| Spec | Anker SOLIX F2600 | Fossibot F2400 |
|---|---|---|
| Price | $1499 | $899 |
| Capacity | 2560 Wh | 2048 Wh |
| Continuous output | 2400 W | 2200 W |
| Surge output | 2800 W | 4800 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 4,000 | 3,500 |
| Weight (lighter wins) | 61.7 lb | 48.5 lb |
| Max solar | 1000 W | 500 W |
| Recharge time (faster wins) | 1h 30m | 1h 30m |
Runtime head-to-head
| Appliance | Anker SOLIX F2600 | Fossibot F2400 |
|---|---|---|
| Refrigerator | 36.3 hrs | 29.0 hrs |
| Mini fridge | 69.1 hrs | 55.3 hrs |
| Chest freezer | 27.2 hrs | 21.8 hrs |
| CPAP machine | 54.4 hrs | 43.5 hrs |
| Sump pump | ❌ | 2.2 hrs |