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
The VTOMAN FlashSpeed 1000 is the better portable power station overall, rated 3.6 to 3.5. The VTOMAN FlashSpeed 1000 leads on value. The Goal Zero Yeti 1000 wins on AC output, battery life and solar input. The VTOMAN FlashSpeed 1000 costs $869.96 less ($329.99 vs $1,199.95).
Goal Zero Yeti 1000
#35 in Mid-sizeFull review
For overlanders, van builders and campers who want a weather-resistant 1 kWh station that can run high-draw appliances, and are willing to pay more per watt-hour for the build.
B&H Goal Zero $1,199.95$1,199.95
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 1000 for value ($0.40 per rated Wh vs $1.20 per rated Wh).
- Choose the Goal Zero Yeti 1000 for AC output (2,000 W continuous AC vs 1,000 W continuous AC), battery life (LiFePO4, 4,000 cycles, 5-year warranty vs LiFePO4, 3,000 cycles, 2-year warranty) and solar input (900 W max solar input vs 300 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 | VTOMAN FlashSpeed 1000 | Goal Zero Yeti 1000 |
|---|---|---|
| Overall rating | 3.6/5 | 3.5/5 |
| Value 25% | 94 $0.40 per rated Wh | 0 $1.20 per rated Wh |
| Tested capacity 15% | 18 74% 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 | 100 LiFePO4, 4,000 cycles, 5-year warranty |
| AC output 15% | 44 1,000 W continuous AC | 88 2,000 W continuous AC |
| Charging speed 10% | 89 0-100% on AC in 1 h 10 min | 88 0-100% on AC in 1 h 12 min |
| Portability 10% | 23 58 Wh per kg (31.7 lb (14.4 kg)) | 32 62 Wh per kg (35.3 lb (16 kg)) |
| Solar input 5% | 25 300 W max solar input | 88 900 W max solar input |
| Features 5% | 80 UPS, expandable, 100 W USB-C | 75 UPS (15 ms), 140 W USB-C, app |
Independent capacity tests
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). |
Goal Zero Yeti 1000
No independent test published yet.
Specifications
| VTOMAN FlashSpeed 1000 | Goal Zero Yeti 1000 | |
|---|---|---|
| Battery | ||
| Rated capacity | 828 Wh | 998.4 Wh |
| Tested usable capacity | 612 Wh (74%) | - |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycle life | 3,000 3000+ cycles | 4,000 to 80% |
| Expandable | Yes, up to 2,376 Wh | No |
| Output | ||
| AC output | 1,000 W (2,000 W surge) | 2,000 W (3,600 W surge) |
| AC outlets | 3 total | 4 total |
| 120V 15A outlets (NEMA 5-15R) | 3 | - |
| 120V 20A outlets (NEMA 5-20R) | - | 4 |
| AC waveform | - | Pure sine wave |
| USB-C ports | 2 (up to 100 W each) | 4 (up to 140 W each) |
| USB-A ports | 4 | 2 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 2 | 0 |
| UPS / pass-through | Yes | Yes (15 ms switchover) |
| Charging | ||
| AC charging | 700 W | 1,000 W |
| Full AC charge time | 1 h 10 min | 1 h 12 min (1.2 h full, 0-80% in 0.8 h (manufacturer spec page; user guide says 1.1 h)) |
| Max solar input | 300 W | 900 W |
| Solar input voltage | 10-50V (Anderson) | HPP 12.3-60V (600W) + 8mm 13.2-30V (300W) |
| Car charging | 200 W | 120 W |
| Build | ||
| Weight | 31.7 lb (14.4 kg) | 35.3 lb (16 kg) |
| Dimensions | - | 15.7 x 11.4 x 10.5 in |
| App | - | Goal Zero Power app |
| Warranty | 2 years | 5 years |
| Released | 2024-03 | 2026-09 |