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
The OUPES Mega 1 is the better portable power station overall, rated 4.2 to 4.1. The OUPES Mega 1 leads on value, solar input and battery life. The Jackery HomePower 1000 Plus v2 wins on portability. The OUPES Mega 1 costs $120 less ($549 vs $669).
Jackery HomePower 1000 Plus v2
#24 in Mid-sizeFull review
A small station that can grow into real home backup, for buyers who want to start at 1kWh and add batteries later.
Amazon $669 Jackery $669$669
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 OUPES Mega 1 for value ($0.54 per rated Wh vs $0.65 per rated Wh), solar input (800 W max solar input vs 400 W max solar input) and battery life (LiFePO4, 3,500 cycles, 5-year warranty vs LiFePO4, 6,000 cycles).
- Choose the Jackery HomePower 1000 Plus v2 for portability (95 Wh per kg (23.8 lb (10.8 kg)) vs 81 Wh per kg (27.8 lb (12.6 kg))).
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 | OUPES Mega 1 | Jackery HomePower 1000 Plus v2 |
|---|---|---|
| Overall rating | 4.2/5 | 4.1/5 |
| Value 25% | 75 $0.54 per rated Wh | 60 $0.65 per rated Wh |
| Tested capacity 15% | 41 79% of rated capacity delivered (1 test) | 50 not yet independently tested (neutral score used) |
| Battery life 15% | 96 LiFePO4, 3,500 cycles, 5-year warranty | 85 LiFePO4, 6,000 cycles |
| AC output 15% | 88 2,000 W continuous AC | 82 1,800 W continuous AC |
| Charging speed 10% | 96 0-100% on AC in 58 min | 100 0-100% on AC in 50 min |
| Portability 10% | 66 81 Wh per kg (27.8 lb (12.6 kg)) | 91 95 Wh per kg (23.8 lb (10.8 kg)) |
| Solar input 5% | 74 800 W max solar input | 28 400 W max solar input |
| Features 5% | 100 UPS (20 ms), expandable, 100 W USB-C, app | 100 UPS (10 ms), expandable, 140 W USB-C, app |
Independent capacity tests
OUPES Mega 1
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| The Solar Lab | - | 79% | 1,779W appliance load ran for 27 minutes. |
Jackery HomePower 1000 Plus v2
No independent test published yet.
Specifications
| OUPES Mega 1 | Jackery HomePower 1000 Plus v2 | |
|---|---|---|
| Battery | ||
| Rated capacity | 1,024 Wh | 1,024 Wh |
| Tested usable capacity | 809 Wh (79%) | - |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,500 to 80% | 6,000 to 70%+ |
| Expandable | Yes, up to 5,120 Wh | Yes, up to 11,000 Wh |
| Output | ||
| AC output | 2,000 W (4,500 W surge) | 1,800 W (3,600 W surge) |
| AC outlets | 4 total | 4 total |
| 120V 20A outlets (NEMA 5-20R) | 4 | 4 |
| USB-C ports | 2 (up to 100 W each) | 2 (up to 140 W each) |
| USB-A ports | 4 | - |
| 12 V car outlet | Yes | - |
| DC5521 ports | 2 | - |
| UPS / pass-through | Yes (20 ms switchover) | Yes (10 ms switchover) |
| Charging | ||
| AC charging | 1,400 W | 1,600 W |
| Full AC charge time | 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) | 50 min (50 min in Emergency mode; 1.25 hr default) |
| Max solar input | 800 W | 400 W |
| Solar input voltage | 12-78V (MPPT 18-75V, 14A) | - |
| Car charging | 96 W | - |
| Build | ||
| Weight | 27.8 lb (12.6 kg) | 23.8 lb (10.8 kg) |
| Dimensions | 15.1 x 9.1 x 11.6 in | 12.4 x 7.9 x 9.2 in |
| App | OUPES app (Wi-Fi/Bluetooth) | Jackery app (WiFi/Bluetooth) |
| Warranty | 5 years | - |
| Released | 2025-07 | 2026-08 |