Anker SOLIX F2600 vs EcoFlow DELTA 3 Ultra
What is the difference?
The Anker SOLIX F2600 has 2.4 kW of power, 2.8 kW peak, a 2.56 kWh battery. The EcoFlow DELTA 3 Ultra has 3.6 kW of power, 7.2 kW peak, a 3.07 kWh battery.
Both use LiFePO4 batteries.
The Anker SOLIX F2600 takes up to 1000 W from solar, the EcoFlow DELTA 3 Ultra takes up to 800 W from solar. The Anker SOLIX F2600 charges faster from panels.
The Anker SOLIX F2600 weighs 70 lb, the EcoFlow DELTA 3 Ultra weighs 72 lb.
Both have a 5-year warranty.
The Anker SOLIX F2600 can add extra batteries.
Specs side by side
| Anker SOLIX F2600 | EcoFlow DELTA 3 Ultra | |
|---|---|---|
| Capacity (Wh) | 2560 | 3072 |
| Continuous (W) | 2400 | 3600 |
| Peak (W) | 2800 | 7200 |
| Solar input (W) | 1000 | 800 |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycles | 3000 | — |
| Expandable | yes | — |
| Weight (lb) | 70 | 72 |
| Warranty (yr) | 5 | 5 |
| Fridge run time | 48.3 h | 57.9 h |
| CPAP run time | 57.9 h | 69.5 h |
| Wi-Fi router run time | 169 h | 202.8 h |
| Check on Amazon → | Check on Amazon → |
Specs as read from manufacturer pages on 2026-10-26 / 2026-10-26. Specs one maker does not list are left out of the comparison. Run times are for that appliance alone with a typical duty cycle, after inverter and depth-of-discharge losses. Sponsored links; we may earn a commission.
Common questions
Which has more capacity, Anker SOLIX F2600 or EcoFlow DELTA 3 Ultra?
The EcoFlow DELTA 3 Ultra. More capacity: 3072 Wh vs 2560 Wh.
Which charges faster from solar, Anker SOLIX F2600 or EcoFlow DELTA 3 Ultra?
The Anker SOLIX F2600. Faster solar charging: 1000 W input vs 800 W input.
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Compare other models → · All Anker SOLIX models · All EcoFlow models