1kWh$449
Jackery Explorer 1000 v2
- Capacity
- 1,070 Wh
- Output
- 1,500 W
- Weight
- 23.8 lb
- $/Wh
- $0.42
Best value per watt-hour. Lowest price for every Wh of stored energy.
Best portable power stations by size
1kWh$599
EcoFlow DELTA 3 Plus
- Capacity
- 1,024 Wh
- Output
- 1,800 W
- Weight
- 27 lb
- $/Wh
- $0.58
Best 1kWh all-rounder. Top combined score for output, solar input and charge speed in the most popular size.
2kWh$899
Jackery Explorer 2000 v2
- Capacity
- 2,042 Wh
- Output
- 2,200 W
- Weight
- 39.5 lb
- $/Wh
- $0.44
Lightest for its capacity. Most watt-hours per pound you carry.
Compact$199
EcoFlow RIVER 3
- Capacity
- 245 Wh
- Output
- 300 W
- Weight
- 7.8 lb
- $/Wh
- $0.81
Best budget pick. Cheapest unit that still runs a laptop, router and lights overnight.
2kWh$1,599
Bluetti Apex 300
- Capacity
- 2,765 Wh
- Output
- 3,840 W
- Weight
- 85 lb
- $/Wh
- $0.58
Best for blackouts. 2kWh+ with high solar input and the longest-rated battery life.
Home backup$4,199
EcoFlow DELTA Pro Ultra
- Capacity
- 6,144 Wh
- Output
- 7,200 W
- Weight
- —
- $/Wh
- $0.68
Whole-home backup. Native 240V output for well pumps and home circuits.
By size class
- Compact (under 500Wh) 3 models
- Mid-size (500–999Wh) 3 models
- 1kWh class (1,000–1,499Wh) 7 models
- 2kWh class (1,500–2,999Wh) 6 models
- Home backup (3,000Wh+) 6 models