VTOMAN FlashSpeed 2400
#23 in Mid-sizeFull review
A high-output LiFePO4 station for running power-hungry appliances in short bursts and fast UPS backup. Buy a larger battery if runtime matters more than wattage.
Amazon $719.99 VTOMAN $699$699
The VTOMAN FlashSpeed 2400 is the better portable power station overall, rated 4.1 to 3.6. The VTOMAN FlashSpeed 2400 leads on AC output and portability. The VTOMAN FlashSpeed 1000 wins on value and features. The VTOMAN FlashSpeed 1000 costs $369.01 less ($329.99 vs $699).
VTOMAN FlashSpeed 1000
#33 in Mid-sizeFull review
A well-priced 828Wh LiFePO4 station that charges fast from the wall, good for home backup of essentials and car camping.
Amazon $339.99 VTOMAN $329.99$329.99
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 VTOMAN FlashSpeed 2400 for AC output (2,400 W continuous AC vs 1,000 W continuous AC) and portability (74 Wh per kg (41.9 lb (19 kg)) vs 58 Wh per kg (31.7 lb (14.4 kg))).
- Choose the VTOMAN FlashSpeed 1000 for value ($0.40 per rated Wh vs $0.50 per rated Wh) and features (UPS, expandable, 100 W USB-C vs UPS (10 ms), 100 W USB-C).
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 | VTOMAN FlashSpeed 2400 | VTOMAN FlashSpeed 1000 |
|---|---|---|
| Overall rating | 4.1/5 | 3.6/5 |
| Value 25% | 80 $0.50 per rated Wh | 94 $0.40 per rated Wh |
| Tested capacity 15% | 50 not yet independently tested (neutral score used) | 18 74% of rated capacity delivered (1 test) |
| Battery life 15% | 76 LiFePO4, 3,000 cycles, 2-year warranty | 76 LiFePO4, 3,000 cycles, 2-year warranty |
| AC output 15% | 100 2,400 W continuous AC | 44 1,000 W continuous AC |
| Charging speed 10% | 95 0-100% on AC in 1 h | 89 0-100% on AC in 1 h 10 min |
| Portability 10% | 53 74 Wh per kg (41.9 lb (19 kg)) | 23 58 Wh per kg (31.7 lb (14.4 kg)) |
| Solar input 5% | 32 600 W max solar input | 25 300 W max solar input |
| Features 5% | 55 UPS (10 ms), 100 W USB-C | 80 UPS, expandable, 100 W USB-C |
Independent capacity tests
VTOMAN FlashSpeed 2400
No independent test published yet.
VTOMAN FlashSpeed 1000
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| CNET | 612 Wh | 74% | 480W load logged with HOBOware; recharge from empty 1 h 8 min (listed under other stations tested; RTE not given). |
Specifications
| VTOMAN FlashSpeed 2400 | VTOMAN FlashSpeed 1000 | |
|---|---|---|
| Battery | ||
| Rated capacity | 1,408 Wh | 828 Wh |
| Tested usable capacity | - | 612 Wh (74%) |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,000 to 80% | 3,000 3000+ cycles |
| Expandable | No | Yes, up to 2,376 Wh |
| Output | ||
| AC output | 2,400 W (3,200 W surge) | 1,000 W (2,000 W surge) |
| AC outlets | 3 total | 3 total |
| 120V 15A outlets (NEMA 5-15R) | 3 | 3 |
| USB-C ports | 2 (up to 100 W each) | 2 (up to 100 W each) |
| USB-A ports | 4 | 4 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 2 | 2 |
| UPS / pass-through | Yes (10 ms switchover) | Yes |
| Charging | ||
| AC charging | 1,500 W | 700 W |
| Full AC charge time | 1 h (VTOMAN: 1 h; Amazon listing: 58 min) | 1 h 10 min |
| Max solar input | 600 W | 300 W |
| Solar input voltage | 12-60V (Anderson) | 10-50V (Anderson) |
| Car charging | 200 W | 200 W |
| Build | ||
| Weight | 41.9 lb (19 kg) | 31.7 lb (14.4 kg) |
| Dimensions | 15.5 x 11 x 10.6 in | - |
| Warranty | 2 years | 2 years |
| Released | 2026-03 | 2024-03 |