VTOMAN FlashSpeed 1500
#27 in LargeFull review
A 1.5kWh LiFePO4 station with fast AC charging at a low price, good for home backup and RV use if you mostly recharge from the wall.
VTOMAN $589$589
The VTOMAN FlashSpeed 1500 rates 3.6 among large portable power stations; the VTOMAN Jump 1500X rates 3.4 among mid-size ones. The VTOMAN Jump 1500X costs $189.01 less ($399.99 vs $589).
VTOMAN Jump 1500X
#36 in Mid-sizeFull review
A budget 828Wh station with a strong 1500W inverter for people who need to run real appliances but can wait for slow recharges.
Amazon $399.99$399.99
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.
Scores side by side
These two sit in different size classes (large and mid-size), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.
| Factor weight | VTOMAN FlashSpeed 1500 | VTOMAN Jump 1500X |
|---|---|---|
| Overall rating | 3.6/5 | 3.4/5 |
| Value 25% | 88 $0.38 per rated Wh | 82 $0.48 per rated Wh |
| Tested capacity 15% | 37 78% of rated capacity delivered (1 test) | 50 not yet independently tested (neutral score used) |
| Battery life 15% | 76 LiFePO4, 3,000 cycles, 2-year warranty | 76 LiFePO4, 3,000 cycles, 2-year warranty |
| AC output 15% | 0 1,500 W continuous AC | 70 1,500 W continuous AC |
| Charging speed 10% | 95 0-100% on AC in 1 h | 0 0-100% on AC in 5 h |
| Portability 10% | 68 82 Wh per kg (41.4 lb (18.8 kg)) | 10 50 Wh per kg (36.2 lb (16.4 kg)) |
| Solar input 5% | 13 400 W max solar input | 11 200 W max solar input |
| Features 5% | 80 UPS (20 ms), expandable, 100 W USB-C | 45 expandable, 100 W USB-C |
Independent capacity tests
VTOMAN FlashSpeed 1500
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| Techno-Science | 1,210 Wh | 78% | About 1,210Wh delivered into a ~1,040W hair-dryer load on the 230V EU version; recharge drew about 1,560Wh in roughly an hour. |
VTOMAN Jump 1500X
No independent test published yet.
Specifications
| VTOMAN FlashSpeed 1500 | VTOMAN Jump 1500X | |
|---|---|---|
| Battery | ||
| Rated capacity | 1,548 Wh | 828 Wh |
| Tested usable capacity | 1,210 Wh (78%) | - |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,000 to 80% | 3,000 |
| Expandable | Yes, up to 3,096 Wh | Yes, up to 2,376 Wh |
| Output | ||
| AC output | 1,500 W (3,000 W surge) | 1,500 W (3,000 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 (20 ms switchover) | - |
| Charging | ||
| AC charging | 1,500 W | 180 W |
| Full AC charge time | 1 h | 5 h (VTOMAN Jump 1500X user manual: full charge with the supplied 180W AC adapter takes 4-5 hours; upper end (5 h) used.) |
| Max solar input | 400 W | 200 W |
| Solar input voltage | 30-60V (Anderson) | 12-30V MPPT |
| Car charging | 200 W | - |
| Build | ||
| Weight | 41.4 lb (18.8 kg) | 36.2 lb (16.4 kg) |
| Dimensions | 15.5 x 11 x 10.6 in | 14.17 x 10.63 x 11.02 in |
| Warranty | 2 years | 2 years |
| Released | 2023-08 | 2023-12 |