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 3.4. The OUPES Exodus 350 leads on value, solar input and AC output. The OUPES Exodus 350 costs $130 less ($199.99 vs $329.99).
Anker SOLIX C300
#18 in SmallFull review
For campers and travelers who mainly charge laptops, phones and cameras and want a few AC outlets in a small, light unit.
Amazon $329.99$329.99
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 value ($0.69 per rated Wh vs $1.15 per rated Wh), solar input (240 W max solar input vs 100 W max solar input) and AC output (350 W continuous AC vs 300 W continuous AC).
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 | Anker SOLIX C300 |
|---|---|---|
| Overall rating | 3.8/5 | 3.4/5 |
| Value 25% | 79 $0.69 per rated Wh | 39 $1.15 per rated Wh |
| Tested capacity 15% | 50 not yet independently tested (neutral score used) | 45 80% of rated capacity delivered (1 test) |
| Battery life 15% | 100 LiFePO4, 4,000 cycles, 5-year warranty | 91 LiFePO4, 3,000 cycles, 5-year warranty |
| AC output 15% | 51 350 W continuous AC | 41 300 W continuous AC |
| Charging speed 10% | 50 full AC charge time not published (neutral score used) | 93 0-100% on AC in 1 h 3 min |
| Portability 10% | 44 69 Wh per kg (9.2 lb (4.2 kg)) | 45 70 Wh per kg (9.1 lb (4.1 kg)) |
| Solar input 5% | 80 240 W max solar input | 23 100 W max solar input |
| Features 5% | 75 UPS (10 ms), 140 W USB-C, app | 75 UPS (10 ms), 140 W USB-C, app |
Independent capacity tests
OUPES Exodus 350
No independent test published yet.
Anker SOLIX C300
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| OutdoorGearLab | 230 Wh | 80% | AC output test; load not stated in the review. Measured charging speed 274 Wh/hr. |
Specifications
| OUPES Exodus 350 | Anker SOLIX C300 | |
|---|---|---|
| Battery | ||
| Rated capacity | 288 Wh | 288 Wh |
| Tested usable capacity | - | 230 Wh (80%) |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 4,000 4000+ cycles to 80% | 3,000 to 80% |
| Expandable | No | No |
| Output | ||
| AC output | 350 W (600 W surge) | 300 W (600 W surge) |
| AC outlets | 2 total | 3 total |
| 120V 15A outlets (NEMA 5-15R) | - | 3 |
| 120V 20A outlets (NEMA 5-20R) | 1 | - |
| 120V 2-prong outlets (NEMA 1-15R) | 1 | - |
| USB-C ports | 2 (up to 140 W each) | 3 (up to 140 W each) |
| USB-A ports | 2 | 1 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 0 | - |
| UPS / pass-through | Yes (10 ms switchover) | Yes (10 ms switchover) |
| Charging | ||
| AC charging | 200 W | 330 W |
| Full AC charge time | - | 1 h 3 min (measured by OutdoorGearLab; Anker states 80% in 50 minutes) |
| Max solar input | 240 W | 100 W |
| Solar input voltage | 12-35V | 11-28V |
| Build | ||
| Weight | 9.2 lb (4.2 kg) | 9.1 lb (4.1 kg) |
| Dimensions | 9.5 x 8.8 x 5.9 in | 6.46 x 6.34 x 9.45 in |
| App | OUPES app (Wi-Fi/Bluetooth) | Anker app |
| Warranty | 5 years | 5 years |