Allpowers P1800 vs EcoFlow DELTA 2
What is the difference?
The Allpowers P1800 has 1.8 kW of power, 3.6 kW peak, a 1.02 kWh battery. The EcoFlow DELTA 2 has 1.8 kW of power, 2.7 kW peak, a 1.02 kWh battery.
Both use LiFePO4 batteries.
Both are rated for 3000 cycles.
The Allpowers P1800 takes up to 650 W from solar, the EcoFlow DELTA 2 takes up to 500 W from solar. The Allpowers P1800 charges faster from panels.
The EcoFlow DELTA 2 can add extra batteries.
Specs side by side
| Allpowers P1800 | EcoFlow DELTA 2 | |
|---|---|---|
| Capacity (Wh) | 1024 | 1024 |
| Continuous (W) | 1800 | 1800 |
| Peak (W) | 3600 | 2700 |
| Solar input (W) | 650 | 500 |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycles | 3000 | 3000 |
| Expandable | — | yes |
| Weight (lb) | — | 26 |
| Warranty (yr) | — | — |
| Fridge run time | 19.3 h | 19.3 h |
| CPAP run time | 23.2 h | 23.2 h |
| Wi-Fi router run time | 67.6 h | 67.6 h |
| Check on Amazon → | Check on Amazon → |
Specs as read from manufacturer pages on 2026-11-03 / 2026-10-27. 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 charges faster from solar, Allpowers P1800 or EcoFlow DELTA 2?
The Allpowers P1800. Faster solar charging: 650 W input vs 500 W input.
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Compare other models → · All Allpowers models · All EcoFlow models