For buyers who want the most usable energy per rated watt-hour in a 2 kWh unit and can buy it at BLUETTI’s direct price.
Amazon $1,399 BLUETTI $899The BLUETTI Elite 200 V2 is the better portable power station overall, rated 4.3 to 4.2. The BLUETTI Elite 200 V2 leads on tested capacity, solar input and AC output. The FOSSiBOT F2400 wins on value and portability. The FOSSiBOT F2400 costs $320 less ($579 vs $899).
A low-cost 2kWh station for home backup and RV use when price per watt-hour matters more than charging speed.
Amazon $579 FOSSiBOT $609Prices 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 BLUETTI Elite 200 V2 for tested capacity (96% of rated capacity delivered (1 test) vs 84% of rated capacity delivered (2 tests)), solar input (1,000 W max solar input vs 500 W max solar input) and AC output (2,600 W continuous AC vs 2,400 W continuous AC).
- Choose the FOSSiBOT F2400 for value ($0.28 per rated Wh vs $0.43 per rated Wh) and portability (93 Wh per kg (48.5 lb (22 kg)) vs 86 Wh per kg (53.4 lb (24.2 kg))).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every large portable power station; a clear win is highlighted. How we rank explains each one.
| Factor weight | BLUETTI Elite 200 V2 | FOSSiBOT F2400 |
|---|---|---|
| Overall rating | 4.3/5 | 4.2/5 |
| Value 25% | 79 $0.43 per rated Wh | 100 $0.28 per rated Wh |
| Tested capacity 15% | 100 96% of rated capacity delivered (1 test) | 64 84% of rated capacity delivered (2 tests) |
| Battery life 15% | 100 LiFePO4, 6,000 cycles, 5-year warranty | 100 LiFePO4, 4,000 cycles, 5-year warranty |
| AC output 15% | 63 2,600 W continuous AC | 54 2,400 W continuous AC |
| Charging speed 10% | 76 0-100% on AC in 1 h 36 min | 63 0-100% on AC in 2 h |
| Portability 10% | 74 86 Wh per kg (53.4 lb (24.2 kg)) | 87 93 Wh per kg (48.5 lb (22 kg)) |
| Solar input 5% | 39 1,000 W max solar input | 11 500 W max solar input |
| Features 5% | 75 UPS (15 ms), 100 W USB-C, app | 75 UPS (8 ms), 100 W USB-C, app |
Independent capacity tests
BLUETTI Elite 200 V2
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| CNET | 1,988 Wh | 95.9% | 480W load logged with HOBOware; round-trip efficiency 81.08%; recharge 1 h 50 min; ran a test fridge about 26.3 h |
FOSSiBOT F2400
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| techtest.org | 1,781 Wh | 87% | European 230V model, AC outlets at a 1,200W load (from the review’s capacity chart). Other AC runs: 1,717 Wh at 2,000W and 1,512 Wh at 100W. Full AC recharge took about 2 h 45 min at the 1,100W setting. |
| nextpit | 1,659 Wh | 81% | Full discharge of the European 230V model (load not stated); 2,127 Wh from the wall to recharge, about 78% round trip. |
Specifications
| BLUETTI Elite 200 V2 | FOSSiBOT F2400 | |
|---|---|---|
| Battery | ||
| Rated capacity | 2,073.6 Wh | 2,048 Wh |
| Tested usable capacity | 1,988 Wh (96%) | 1,720 Wh (84%) |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 6,000 to 80% | 4,000 to 80%; US spec says 4000+, FOSSiBOT's global spec table says 3500 |
| Expandable | No | No |
| Output | ||
| AC output | 2,600 W | 2,400 W (4,800 W surge) |
| Boost mode (resistive loads) | 3,900 W | - |
| AC outlets | 4 total | 6 total |
| 120V 20A outlets (NEMA 5-20R) | 4 | 6 |
| AC waveform | Pure sine wave | Pure sine wave |
| USB-C ports | 2 (up to 100 W each) | 4 (up to 100 W each) |
| USB-A ports | 2 | 2 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 0 | 2 |
| UPS / pass-through | Yes (15 ms switchover) | Yes (8 ms switchover) |
| Charging | ||
| AC charging | 1,800 W | 1,100 W |
| Full AC charge time | 1 h 36 min (0-80% in about 1 h in Turbo mode; AC + solar up to 2400W) | 2 h (Manufacturer: about 2 hours on AC; 1.5 hours with AC + solar (1600W)) |
| Max solar input | 1,000 W | 500 W |
| Solar input voltage | 12-60V, 20A | - |
| Car charging | 192 W | 100 W |
| Build | ||
| Weight | 53.4 lb (24.2 kg) | 48.5 lb (22 kg) |
| Dimensions | 13.78 x 9.84 x 12.74 in | 15.2 x 11.2 x 12.6 in |
| App | Wi-Fi + Bluetooth | FOSSiBOT app |
| Warranty | 5 years | 5 years |
| Released | 2024-11 | 2022-11 |
