Anker SOLIX F1500 vs EcoFlow DELTA 3 Max
What is the difference?
The Anker SOLIX F1500 has 1.8 kW of power, 2.4 kW peak, a 1.54 kWh battery. The EcoFlow DELTA 3 Max has 2.4 kW of power, 3.4 kW peak, a 2.05 kWh battery.
Both use LiFePO4 batteries.
The Anker SOLIX F1500 takes up to 600 W from solar, the EcoFlow DELTA 3 Max takes up to 500 W from solar. The Anker SOLIX F1500 charges faster from panels.
The Anker SOLIX F1500 weighs 44 lb, the EcoFlow DELTA 3 Max weighs 45 lb.
Both have a 5-year warranty.
Specs side by side
| Anker SOLIX F1500 | EcoFlow DELTA 3 Max | |
|---|---|---|
| Capacity (Wh) | 1536 | 2048 |
| Continuous (W) | 1800 | 2400 |
| Peak (W) | 2400 | 3400 |
| Solar input (W) | 600 | 500 |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycles | 3000 | — |
| Expandable | — | — |
| Weight (lb) | 44 | 45 |
| Warranty (yr) | 5 | 5 |
| Fridge run time | 29 h | 38.6 h |
| CPAP run time | 34.8 h | 46.3 h |
| Wi-Fi router run time | 101.4 h | 135.2 h |
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Specs as read from manufacturer pages on 2026-10-31 / 2026-10-25. 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 F1500 or EcoFlow DELTA 3 Max?
The EcoFlow DELTA 3 Max. More capacity: 2048 Wh vs 1536 Wh.
Which charges faster from solar, Anker SOLIX F1500 or EcoFlow DELTA 3 Max?
The Anker SOLIX F1500. Faster solar charging: 600 W input vs 500 W input.
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Compare other models → · All Anker SOLIX models · All EcoFlow models