Bluetti Elite 400 vs EcoFlow DELTA 3 Ultra
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 3 Ultra has 3.6 kW of power, 7.2 kW peak, a 3.07 kWh battery.
The Bluetti Elite 400 takes up to 1000 W from solar, the EcoFlow DELTA 3 Ultra takes up to 800 W from solar. The Bluetti Elite 400 charges faster from panels.
Specs side by side
| Bluetti Elite 400 | EcoFlow DELTA 3 Ultra | |
|---|---|---|
| Capacity (Wh) | 3840 | 3072 |
| Continuous (W) | 2600 | 3600 |
| Peak (W) | 3900 | 7200 |
| Solar input (W) | 1000 | 800 |
| Chemistry | — | LiFePO4 |
| Cycles | — | — |
| Expandable | — | — |
| Weight (lb) | — | 72 |
| Warranty (yr) | — | 5 |
| Fridge run time | 72.4 h | 57.9 h |
| CPAP run time | 86.9 h | 69.5 h |
| Wi-Fi router run time | 253.4 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, Bluetti Elite 400 or EcoFlow DELTA 3 Ultra?
The Bluetti Elite 400. More capacity: 3840 Wh vs 3072 Wh.
Which charges faster from solar, Bluetti Elite 400 or EcoFlow DELTA 3 Ultra?
The Bluetti Elite 400. Faster solar charging: 1000 W input vs 800 W input.
More comparisons
- Bluetti Elite 400 vs EcoFlow DELTA Pro 3
- Bluetti Elite 400 vs EcoFlow DELTA Pro
- Bluetti Elite 400 vs EcoFlow DELTA 3 Ultra Plus
- Bluetti Elite 400 vs Anker SOLIX F3000
- EcoFlow DELTA 3 Ultra vs Anker SOLIX F3800 Plus
- EcoFlow DELTA 3 Ultra vs Bluetti Apex 300
- EcoFlow DELTA 3 Ultra vs Anker SOLIX F3000
- EcoFlow DELTA 3 Ultra vs Goal Zero YETI PRO 4000
Compare other models → · All Bluetti models · All EcoFlow models