Bluetti Elite 400 vs EcoFlow DELTA Pro 3
What is the difference?
The Bluetti Elite 400 has 2.6 kW of power, 3.9 kW peak, a 3.84 kWh battery. The EcoFlow DELTA Pro 3 has 4 kW of power, 8 kW peak, a 4.1 kWh battery.
The Bluetti Elite 400 takes up to 1000 W from solar, the EcoFlow DELTA Pro 3 takes up to 2600 W from solar. The EcoFlow DELTA Pro 3 charges faster from panels.
The EcoFlow DELTA Pro 3 can add extra batteries.
Specs side by side
| Bluetti Elite 400 | EcoFlow DELTA Pro 3 | |
|---|---|---|
| Capacity (Wh) | 3840 | 4096 |
| Continuous (W) | 2600 | 4000 |
| Peak (W) | 3900 | 8000 |
| Solar input (W) | 1000 | 2600 |
| Chemistry | — | LiFePO4 |
| Cycles | — | 4000 |
| Expandable | — | yes |
| Weight (lb) | — | 114 |
| Warranty (yr) | — | 5 |
| Fridge run time | 72.4 h | 77.2 h |
| CPAP run time | 86.9 h | 92.7 h |
| Wi-Fi router run time | 253.4 h | 270.3 h |
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Specs as read from manufacturer pages on 2026-10-26 / 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, Bluetti Elite 400 or EcoFlow DELTA Pro 3?
The EcoFlow DELTA Pro 3. More capacity: 4096 Wh vs 3840 Wh.
Which charges faster from solar, Bluetti Elite 400 or EcoFlow DELTA Pro 3?
The EcoFlow DELTA Pro 3. Faster solar charging: 2600 W input vs 1000 W input.
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Compare other models → · All Bluetti models · All EcoFlow models