EcoFlow DELTA Pro vs EcoFlow DELTA Pro 3
Home backup (3,000Wh+) · spec-by-spec, winner marked per row
Verdict
On paper these two overlap almost completely. The differences that matter take some digging, so we did the digging.
What the EcoFlow DELTA Pro 3 brings: 6,000W output vs 4,500W, 240V output for home circuits and a much faster AC recharge.
Our take: the EcoFlow DELTA Pro 3 wins on 6,000W output vs 4,500W and 240V output for home circuits.
Side-by-side specifications
✓ marks the better number in each row (EcoFlow DELTA Pro: 2 wins · EcoFlow DELTA Pro 3: 11 wins — but weigh the rows that matter for your use, not the count).
| EcoFlow DELTA Pro | EcoFlow DELTA Pro 3 | |
|---|---|---|
| Battery capacity | 3,600 Wh | 4,096 Wh ✓ |
| Battery chemistry | LiFePO4 | LiFePO4 |
| Cycle life (to 80%) | 3,500 | 4,000 ✓ |
| AC output (continuous) | 3,600 W | 4,000 W ✓ |
| AC output (surge) | 7,200 W | 8,000 W ✓ |
| 240V output | No | Yes ✓ |
| Max solar input | 1600 W | 2600 W ✓ |
| Solar voltage window | 11-150V | 11-150V |
| Max USB-C power | 100 W | 140 W ✓ |
| AC recharge 0–80% | 120 min | 50 min ✓ |
| UPS switchover | 20 ms | 10 ms ✓ |
| Expandable | to 10,800 Wh | to 12,000 Wh ✓ |
| Weight | 45 kg ✓ | 51.5 kg |
| Energy density | 80 Wh/kg ✓ | 80 Wh/kg |
| Launch price | $3,699 | $3,699 |
| Value (launch $/Wh) | $1.03 | $0.90 ✓ |