WattSiftEcoFlow DELTA 2 vs EcoFlow DELTA 3
Which should you choose?
EcoFlow DELTA 2
Choose DELTA 2 if its 2,700 W surge rating is enough for your equipment. It's slightly lighter, though the difference is only 0.6 lb.
EcoFlow DELTA 3
DELTA 3 offers a higher 3,600 W surge rating with just 0.6 lb of additional weight. It's the better fit if startup power matters more to you.
Core differences
Surge output
EcoFlow DELTA 3900 W higher
EcoFlow DELTA 22,700 W
EcoFlow DELTA 33,600 W
Portability
EcoFlow DELTA 20.6 lb lighter
EcoFlow DELTA 227 lb
EcoFlow DELTA 327.6 lb
Price and buying options
| Price information | EcoFlow DELTA 2 | EcoFlow DELTA 3 |
|---|---|---|
| Recent recorded price | Price unavailable | |
| Price per Wh | — | $0.57/Wh |
| 30-day average | — | $580.90 |
| 90-day average | — | $560.61 |
| 180-day average | — | $534.54 |
| Historical low | — | $483.00 |
| Historical high | — | $999.00 |
Fit / scenario
| Specification | EcoFlow DELTA 2 | EcoFlow DELTA 3 |
|---|---|---|
| Camping | Good fit | Strong fit |
| RV | Limited fit | Conditional fit |
| Home Backup | Conditional fit | Good fit |
| Emergency | Conditional fit | Strong fit |
| CPAP | Conditional fit | Strong fit |
Detailed Specification Comparison
| Specification | EcoFlow DELTA 2 | EcoFlow DELTA 3 |
|---|---|---|
| Capacity | 1,024 Wh | 1,024 Wh |
| Continuous output | 1,800 W | 1,800 W |
| Surge output | 2,700 W | 3,600 W |
| Weight | 27 lb | 27.6 lb |
| Battery chemistry | LFP | LFP |
| Solar input | 500 W | 500 W |
| AC recharge | 1,200 W | 1,500 W |
| Outputs | ||
| AC | Unknown / not verified | ×6 |
| USB-C | Unknown / not verified | ×2 |
| 12V / Car | Unknown / not verified | ×1 |
| DC5521 | Unknown / not verified | ×1 |
| Expandability | Supported | Supported |
| UPS / EPS | — | Yes |
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