EcoFlow RIVER 3 Plus
#6 in SmallFull review
A compact LiFePO4 station for camping, laptop work and router/modem UPS duty, with the option to add capacity later.
Amazon $299 EcoFlow $299$299
The EcoFlow RIVER 3 Plus is the better portable power station overall, rated 3.8 to 3.7. The EcoFlow RIVER 3 Plus leads on AC output, features and solar input. The EcoFlow RIVER 2 240 wins on value and portability. The EcoFlow RIVER 2 240 costs $100.01 less ($198.99 vs $299).
EcoFlow RIVER 2 240
#9 in SmallFull review
A small, quick-charging LiFePO4 station for phones, laptops, lights and a router during short outages. Fine for a weekend of camping without high-wattage appliances.
Amazon $198.99 EcoFlow $219$198.99
Prices were last checked October 20, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the EcoFlow RIVER 3 Plus for AC output (600 W continuous AC vs 300 W continuous AC), features (UPS (10 ms), expandable, 100 W USB-C, app vs UPS (30 ms), app) and solar input (220 W max solar input vs 110 W max solar input).
- Choose the EcoFlow RIVER 2 240 for value ($0.82 per rated Wh vs $1.05 per rated Wh) and portability (70 Wh per kg (7.7 lb (3.5 kg)) vs 61 Wh per kg (10.4 lb (4.7 kg))).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every small portable power station; a clear win is highlighted. How we rank explains each one.
| Factor weight | EcoFlow RIVER 3 Plus | EcoFlow RIVER 2 240 |
|---|---|---|
| Overall rating | 3.8/5 | 3.7/5 |
| Value 25% | 48 $1.05 per rated Wh | 68 $0.82 per rated Wh |
| Tested capacity 15% | 50 not yet independently tested (neutral score used) | 50 not yet independently tested (neutral score used) |
| Battery life 15% | 91 LiFePO4, 3,000 cycles, 5-year warranty | 91 LiFePO4, 3,000 cycles, 5-year warranty |
| AC output 15% | 83 600 W continuous AC | 41 300 W continuous AC |
| Charging speed 10% | 95 0-100% on AC in 1 h | 95 0-100% on AC in 1 h |
| Portability 10% | 28 61 Wh per kg (10.4 lb (4.7 kg)) | 45 70 Wh per kg (7.7 lb (3.5 kg)) |
| Solar input 5% | 73 220 W max solar input | 36 110 W max solar input |
| Features 5% | 100 UPS (10 ms), expandable, 100 W USB-C, app | 55 UPS (30 ms), app |
Specifications
| EcoFlow RIVER 3 Plus | EcoFlow RIVER 2 240 | |
|---|---|---|
| Battery | ||
| Rated capacity | 286 Wh | 243 Wh |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,000 to 80% | 3,000 to 80% |
| Expandable | Yes, up to 858 Wh | No |
| Output | ||
| AC output | 600 W (1,200 W surge) | 300 W (600 W surge) |
| Boost mode (resistive loads) | 1,200 W | 600 W |
| AC outlets | 3 total | 2 total |
| 120V 15A outlets (NEMA 5-15R) | 3 | 1 |
| 120V 2-prong outlets (NEMA 1-15R) | - | 1 |
| USB-C ports | 1 (100 W) | - |
| USB-A ports | 2 | - |
| 12 V car outlet | Yes | Yes |
| UPS / pass-through | Yes (10 ms switchover) | Yes (30 ms switchover) |
| Charging | ||
| AC charging | 380 W | 360 W |
| Full AC charge time | 1 h | 1 h |
| Max solar input | 220 W | 110 W |
| Solar input voltage | - | 11-30V, 8A |
| Car charging | 220 W | 100 W |
| Build | ||
| Weight | 10.4 lb (4.7 kg) | 7.7 lb (3.5 kg) |
| Dimensions | 9.2 x 9.1 x 5.8 in | 9.6 x 8.5 x 5.7 in |
| App | Wi-Fi + Bluetooth | EcoFlow app (Wi-Fi and Bluetooth) |
| Warranty | 5 years | 5 years |