Anker SOLIX C1000
#9 in Mid-sizeFull review
For campers and home users who want a fast-charging 1 kWh LiFePO4 station with the option to add a second battery, at a lower price than the Gen 2.
Amazon $499.99$499.99
The Anker SOLIX C1000 is the better portable power station overall, rated 4.3 to 4.2. The Anker SOLIX C1000 leads on tested capacity and value. The OUPES Mega 1 wins on solar input. The Anker SOLIX C1000 costs $49.01 less ($499.99 vs $549).
OUPES Mega 1
#13 in Mid-sizeFull review
A strong 1kWh home-backup station with a big inverter and room to expand, often sold well below list price on Amazon.
Amazon $549$549
Prices were last checked October 24, 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 Anker SOLIX C1000 for tested capacity (85% of rated capacity delivered (1 test) vs 79% of rated capacity delivered (1 test)) and value ($0.47 per rated Wh vs $0.54 per rated Wh).
- Choose the OUPES Mega 1 for solar input (800 W max solar input vs 600 W max solar input).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every mid-size portable power station; a clear win is highlighted. How we rank explains each one.
| Factor weight | Anker SOLIX C1000 | OUPES Mega 1 |
|---|---|---|
| Overall rating | 4.3/5 | 4.2/5 |
| Value 25% | 84 $0.47 per rated Wh | 75 $0.54 per rated Wh |
| Tested capacity 15% | 68 85% of rated capacity delivered (1 test) | 41 79% of rated capacity delivered (1 test) |
| Battery life 15% | 91 LiFePO4, 3,000 cycles, 5-year warranty | 96 LiFePO4, 3,500 cycles, 5-year warranty |
| AC output 15% | 82 1,800 W continuous AC | 88 2,000 W continuous AC |
| Charging speed 10% | 96 0-100% on AC in 58 min | 96 0-100% on AC in 58 min |
| Portability 10% | 67 82 Wh per kg (28.4 lb (12.9 kg)) | 66 81 Wh per kg (27.8 lb (12.6 kg)) |
| Solar input 5% | 49 600 W max solar input | 74 800 W max solar input |
| Features 5% | 100 UPS (20 ms), expandable, 100 W USB-C, app | 100 UPS (20 ms), expandable, 100 W USB-C, app |
Independent capacity tests
Anker SOLIX C1000
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| OutdoorGearLab | 897 Wh | 85% | Full discharge through the AC outlets. |
OUPES Mega 1
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| The Solar Lab | - | 79% | 1,779W appliance load ran for 27 minutes. |
Specifications
| Anker SOLIX C1000 | OUPES Mega 1 | |
|---|---|---|
| Battery | ||
| Rated capacity | 1,056 Wh | 1,024 Wh |
| Tested usable capacity | 897 Wh (85%) | 809 Wh (79%) |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,000 to 80% | 3,500 to 80% |
| Expandable | Yes, up to 2,112 Wh | Yes, up to 5,120 Wh |
| Output | ||
| AC output | 1,800 W (2,400 W surge) | 2,000 W (4,500 W surge) |
| AC outlets | 6 total | 4 total |
| 120V 15A outlets (NEMA 5-15R) | 5 | - |
| 120V 20A outlets (NEMA 5-20R) | 1 | 4 |
| AC waveform | Pure sine wave | - |
| USB-C ports | 2 (up to 100 W each) | 2 (up to 100 W each) |
| USB-A ports | 2 | 4 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 0 | 2 |
| UPS / pass-through | Yes (20 ms switchover) | Yes (20 ms switchover) |
| Charging | ||
| AC charging | 1,300 W | 1,400 W |
| Full AC charge time | 58 min (with UltraFast enabled in the app (manufacturer); OutdoorGearLab measured 65 min UltraFast and 88 min standard) | 58 min (OUPES: full in 36 min with AC plus solar (2200W). The Amazon listing says 36 min to 80%. AC-only time not published) |
| Max solar input | 600 W | 800 W |
| Solar input voltage | 11-60V | 12-78V (MPPT 18-75V, 14A) |
| Car charging | 120 W | 96 W |
| Build | ||
| Weight | 28.4 lb (12.9 kg) | 27.8 lb (12.6 kg) |
| Dimensions | 14.8 x 8.07 x 10.5 in | 15.1 x 9.1 x 11.6 in |
| App | Anker app | OUPES app (Wi-Fi/Bluetooth) |
| Warranty | 5 years | 5 years |
| Released | 2023-09 | 2025-07 |