Best Small (under 500 Wh) Power Stations
Phones, laptops, CPAP overnight, camera batteries. Carry-on friendly. 7 ranked by overall score. Updated October 18, 2026.
1
Bluetti EB3A 3.9
$199
#1 in Small (under 500 Wh) · 268 Wh · 600 W · LiFePO4 · 10.1 lb
Punchy 600W output from a 268Wh box; wireless charging pad and 20ms UPS.
$743/kWh~0.7 h AC rechargeUPS 20 ms
Spec-based
2
$169
#2 in Small (under 500 Wh) · 256 Wh · 300 W · LiFePO4 · 7.9 lb
Jackery's smallest LiFePO4 unit; one AC outlet and 100W USB-C.
$660/kWh~1.0 h AC rechargeUPS 20 ms
Spec-based
3
EcoFlow River 3 3.5
$189
#3 in Small (under 500 Wh) · 245 Wh · 300 W · LiFePO4 · 7.3 lb
Compact 245Wh unit with sub-10ms UPS switchover and a quiet fan; two AC outlets.
$771/kWh~0.9 h AC rechargeUPS 10 ms
Spec-based
4
$199
#4 in Small (under 500 Wh) · 288 Wh · 300 W · LiFePO4 · 8.3 lb
Carry-on friendly 288Wh unit; slow-ish AC recharge but can charge from 100W USB-C.
$691/kWh~2.2 h AC recharge
Spec-based
5
EcoFlow River 2 3.3
$199
#5 in Small (under 500 Wh) · 256 Wh · 300 W · LiFePO4 · 7.7 lb
Entry LiFePO4 unit that recharges from the wall in about an hour; X-Boost lets it run 600W resistive loads at reduced voltage.
$777/kWh~0.8 h AC recharge
Spec-based
6
$269
#6 in Small (under 500 Wh) · 286 Wh · 600 W · LiFePO4 · 10.3 lb
Small base unit that accepts an extra battery to reach 858Wh; 600W continuous output.
$941/kWh~0.8 h AC rechargeUPS 10 msExpandable to 858 Wh
Spec-based
7
$219
#7 in Small (under 500 Wh) · 288 Wh · 300 W · LiFePO4 · 9.3 lb
Three AC outlets and a 140W USB-C port in a sub-10 lb unit.
$760/kWh~1.2 h AC rechargeUPS 20 ms
Spec-based
Compare the top picks
| # | Model | Wh | AC W | Chem. | Cycles | lb | AC in W | Solar W | $/kWh | Score |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Bluetti EB3A | 268 | 600 | LiFePO4 | 2,500 | 10.1 | 430 | 200 | 743 | 73 |
| 2 | Jackery Explorer 240 v2 | 256 | 300 | LiFePO4 | 3,000 | 7.9 | 300 | 100 | 660 | 72 |
| 3 | EcoFlow River 3 | 245 | 300 | LiFePO4 | 3,000 | 7.3 | 300 | 110 | 771 | 61 |
| 4 | Jackery Explorer 300 Plus | 288 | 300 | LiFePO4 | 3,000 | 8.3 | 150 | 100 | 691 | 58 |
| 5 | EcoFlow River 2 | 256 | 300 | LiFePO4 | 3,000 | 7.7 | 360 | 110 | 777 | 57 |
| 6 | EcoFlow River 3 Plus | 286 | 600 | LiFePO4 | 3,000 | 10.3 | 400 | 220 | 941 | 55 |
| 7 | Anker SOLIX C300X | 288 | 300 | LiFePO4 | 3,000 | 9.3 | 280 | 100 | 760 | 53 |