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ecoflow
EcoFlow DELTA 3 Plus
8.9/10 Great
EcoFlow DELTA 3 Plus review. 1,024Wh LiFePO4, 1,800W output, 56-min full charge, expandable to 5kWh. Real-world testing for camping, RV, and backup use.
$829
Check Price on EcoFlow $999
Save $170
Last updated: 2026-04-08
Score Breakdown
Power 8.5/10
Portability 8.5/10
Value 9.0/10
Features 9.0/10
Build Quality 9.0/10
Pros & Cons
What We Like
- 1,024Wh capacity in a 27.6 lb package — excellent power-to-weight ratio
- 56-minute full charge via 1,500W AC input
- 4,000 cycle LiFePO4 for decade-long lifespan
- Expandable up to 5kWh with compatible EcoFlow batteries
- 6 AC outlets — most in its class
- Smart app control with real-time monitoring
Watch Out For
- 500W max solar input limits off-grid charging speed
- 1,800W output may not handle largest appliances
- Expansion batteries sold separately at premium prices
Full Specifications
| Capacity | 1,024Wh |
| AC Output | 1,800W |
| Surge Output | 3,600W |
| Weight | 27.6lbs |
| Dimensions | 16.1 x 8.5 x 11.8 in |
| Battery Type | LiFePO4 |
| Cycle Life | 4,000 cycles |
| AC Charge Time | 56 min |
| Max Solar Input | 500W |
| AC Outlets | 6 |
| USB-C Ports | 2 |
| USB-A Ports | 2 |
| DC Outlets | 2 |
| Expandable | Yes |
| Max Expanded | 5,120Wh |
| Operating Temp | 32-113F |
| Warranty | 5 years |
| App Control | Yes |
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