OUPES Exodus 350
#5 in SmallFull review
A light, well-warrantied LiFePO4 station for laptops, CPAP, phones and keeping Wi-Fi up during outages.
Amazon $199.99 OUPES $299$199.99
The OUPES Exodus 350 is the better portable power station overall, rated 3.8 to 3.5. The OUPES Exodus 350 leads on AC output, battery life and features. The EcoFlow TRAIL 300 DC wins on portability and value. The EcoFlow TRAIL 300 DC costs $42 less ($157.99 vs $199.99).
EcoFlow TRAIL 300 DC
#15 in SmallFull review
A DC-only station for car camping with a 12V cooler and USB devices. Good value if you never need a wall outlet.
Amazon $157.99 EcoFlow $159$157.99
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 OUPES Exodus 350 for AC output (350 W continuous AC vs No AC outlets (DC only)), battery life (LiFePO4, 4,000 cycles, 5-year warranty vs LiFePO4, 3-year warranty) and features (UPS (10 ms), 140 W USB-C, app vs 140 W USB-C).
- Choose the EcoFlow TRAIL 300 DC for portability (112 Wh per kg (5.7 lb (2.6 kg)) vs 69 Wh per kg (9.2 lb (4.2 kg))) and value ($0.55 per rated Wh vs $0.69 per rated Wh).
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 | OUPES Exodus 350 | EcoFlow TRAIL 300 DC |
|---|---|---|
| Overall rating | 3.8/5 | 3.5/5 |
| Value 25% | 79 $0.69 per rated Wh | 91 $0.55 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% | 100 LiFePO4, 4,000 cycles, 5-year warranty | 60 LiFePO4, 3-year warranty |
| AC output 15% | 51 350 W continuous AC | 0 No AC outlets (DC only) |
| Charging speed 10% | 50 full AC charge time not published (neutral score used) | 50 full AC charge time not published (neutral score used) |
| Portability 10% | 44 69 Wh per kg (9.2 lb (4.2 kg)) | 100 112 Wh per kg (5.7 lb (2.6 kg)) |
| Solar input 5% | 80 240 W max solar input | 27 110 W max solar input |
| Features 5% | 75 UPS (10 ms), 140 W USB-C, app | 20 140 W USB-C |
Specifications
| OUPES Exodus 350 | EcoFlow TRAIL 300 DC | |
|---|---|---|
| Battery | ||
| Rated capacity | 288 Wh | 288 Wh |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 4,000 4000+ cycles to 80% | - |
| Expandable | No | No |
| Output | ||
| AC output | 350 W (600 W surge) | None (DC only) |
| AC outlets | 2 total | 0 |
| 120V 20A outlets (NEMA 5-20R) | 1 | - |
| 120V 2-prong outlets (NEMA 1-15R) | 1 | - |
| USB-C ports | 2 (up to 140 W each) | 2 (up to 140 W each) |
| USB-A ports | 2 | 2 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 0 | 0 |
| UPS / pass-through | Yes (10 ms switchover) | No |
| Charging | ||
| AC charging | 200 W | - |
| Max solar input | 240 W | 110 W |
| Solar input voltage | 12-35V | - |
| Car charging | - | 110 W |
| Build | ||
| Weight | 9.2 lb (4.2 kg) | 5.7 lb (2.6 kg) |
| Dimensions | 9.5 x 8.8 x 5.9 in | 6.57 x 4.53 x 6.54 in |
| App | OUPES app (Wi-Fi/Bluetooth) | - |
| Warranty | 5 years | 3 years |