BLUETTI AC180
#2 in Mid-sizeFull review
A heavy but efficient older 1.1kWh LiFePO4 unit that remains a strong value buy when discounted; the Elite 100 V2 is its lighter replacement.
Amazon $449$449
The BLUETTI AC180 is the better portable power station overall, rated 4.4 to 4.1. The BLUETTI AC180 leads on value and tested capacity. The ALLPOWERS R1500 wins on solar input. The BLUETTI AC180 costs $90 less ($449 vs $539).
ALLPOWERS R1500
#18 in Mid-sizeFull review
A low-cost expandable LiFePO4 station for home backup at moderate loads. Testing suggests it struggles near its rated 1,800W, so keep heavy loads well below that.
ALLPOWERS $539$539
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 BLUETTI AC180 for value ($0.39 per rated Wh vs $0.47 per rated Wh) and tested capacity (86% of rated capacity delivered (2 tests) vs 83% of rated capacity delivered (1 test)).
- Choose the ALLPOWERS R1500 for solar input (650 W max solar input vs 500 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 | BLUETTI AC180 | ALLPOWERS R1500 |
|---|---|---|
| Overall rating | 4.4/5 | 4.1/5 |
| Value 25% | 95 $0.39 per rated Wh | 84 $0.47 per rated Wh |
| Tested capacity 15% | 72 86% of rated capacity delivered (2 tests) | 59 83% of rated capacity delivered (1 test) |
| Battery life 15% | 96 LiFePO4, 3,500 cycles, 5-year warranty | 96 LiFePO4, 3,500 cycles, 5-year warranty |
| AC output 15% | 82 1,800 W continuous AC | 82 1,800 W continuous AC |
| Charging speed 10% | 95 0-100% on AC in 1 h | 50 full AC charge time not published (neutral score used) |
| Portability 10% | 49 72 Wh per kg (35.3 lb (16 kg)) | 44 69 Wh per kg (36.8 lb (16.7 kg)) |
| Solar input 5% | 33 500 W max solar input | 49 650 W max solar input |
| Features 5% | 100 UPS (20 ms), expandable, 100 W USB-C, app | 100 UPS (15 ms), expandable, 100 W USB-C, app |
Independent capacity tests
BLUETTI AC180
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| PCWorld | 970 Wh | 84% | 800W space-heater load. |
| PCWorld | 1,007 Wh | 87% | 200W incandescent-bulb load. |
ALLPOWERS R1500
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| The Solar Lab | - | 83% | Re-test at a 1,326W AC load ran 43.5 minutes, about 83% of rated capacity. A first run at 1,560W overheated and shut down after 25 minutes. |
Specifications
| BLUETTI AC180 | ALLPOWERS R1500 | |
|---|---|---|
| Battery | ||
| Rated capacity | 1,152 Wh | 1,152 Wh |
| Tested usable capacity | 988 Wh (86%) | 956 Wh (83%) |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,500 | 3,500 3,500+ cycles (manufacturer; end-of-life capacity not stated) |
| Expandable | Yes | Yes, up to 4,608 Wh |
| Output | ||
| AC output | 1,800 W (2,700 W surge) | 1,800 W (3,000 W surge) |
| Boost mode (resistive loads) | 2,700 W | - |
| AC outlets | 4 total | 4 total |
| 120V 15A outlets (NEMA 5-15R) | 4 | - |
| 120V 20A outlets (NEMA 5-20R) | - | 4 |
| AC waveform | - | Pure sine wave |
| USB-C ports | 1 (100 W) | 2 (up to 100 W each) |
| USB-A ports | 4 | 2 |
| 12 V car outlet | Yes | Yes |
| UPS / pass-through | Yes (20 ms switchover) | Yes (15 ms switchover) |
| Charging | ||
| AC charging | 1,440 W | 1,500 W |
| Full AC charge time | 1 h (0-80% in 45 min (manufacturer)) | - |
| Max solar input | 500 W | 650 W |
| Solar input voltage | - | 12-60V, 13A |
| Build | ||
| Weight | 35.3 lb (16 kg) | 36.8 lb (16.7 kg) |
| Dimensions | 13.4 x 9.7 x 12.5 in | 16.25 x 12.28 x 10.43 in |
| App | Bluetooth | ALLPOWERS app (Wi-Fi/Bluetooth) |
| Warranty | 5 years | 5 years |