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 3.1. The VTOMAN FlashSpeed 1000 leads on value, AC output and charging speed. The Goal Zero Yeti 700 wins on tested capacity, battery life and portability. The VTOMAN FlashSpeed 1000 costs $369.96 less ($329.99 vs $699.95).
Goal Zero Yeti 700
#38 in Mid-sizeFull review
For campers and overlanders who want a rugged, easy-to-carry battery for devices, lights and a portable fridge, and can live with a modest 600W inverter.
Amazon $699.95$699.95
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 $1.03 per rated Wh), AC output (1,000 W continuous AC vs 600 W continuous AC) and charging speed (0-100% on AC in 1 h 10 min vs 0-100% on AC in 1 h 42 min).
- Choose the Goal Zero Yeti 700 for tested capacity (83% of rated capacity delivered (1 test) vs 74% of rated capacity delivered (1 test)), battery life (LiFePO4, 4,000 cycles, 5-year warranty vs LiFePO4, 3,000 cycles, 2-year warranty) and portability (74 Wh per kg (20.3 lb (9.2 kg)) vs 58 Wh per kg (31.7 lb (14.4 kg))).
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 700 |
|---|---|---|
| Overall rating | 3.6/5 | 3.1/5 |
| Value 25% | 94 $0.40 per rated Wh | 9 $1.03 per rated Wh |
| Tested capacity 15% | 18 74% of rated capacity delivered (1 test) | 58 83% of rated capacity delivered (1 test) |
| 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 | 12 600 W continuous AC |
| Charging speed 10% | 89 0-100% on AC in 1 h 10 min | 73 0-100% on AC in 1 h 42 min |
| Portability 10% | 23 58 Wh per kg (31.7 lb (14.4 kg)) | 52 74 Wh per kg (20.3 lb (9.2 kg)) |
| Solar input 5% | 25 300 W max solar input | 17 200 W max solar input |
| Features 5% | 80 UPS, expandable, 100 W USB-C | 75 UPS (20 ms), 100 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 700
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| OutdoorGearLab | 560 Wh | 82.7% | AC output discharge test; OutdoorGearLab states 83%, 560/677.37 works out to 82.7% |
Specifications
| VTOMAN FlashSpeed 1000 | Goal Zero Yeti 700 | |
|---|---|---|
| Battery | ||
| Rated capacity | 828 Wh | 677.4 Wh |
| Tested usable capacity | 612 Wh (74%) | 560 Wh (83%) |
| 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) | 600 W (1,000 W surge) |
| AC outlets | 3 total | 2 total |
| 120V 15A outlets (NEMA 5-15R) | 3 | 2 |
| AC waveform | - | Pure sine wave |
| USB-C ports | 2 (up to 100 W each) | 2 (up to 100 W each) |
| USB-A ports | 4 | 2 |
| 12 V car outlet | Yes | Yes |
| DC5521 ports | 2 | 0 |
| UPS / pass-through | Yes | Yes (20 ms switchover) |
| Charging | ||
| AC charging | 700 W | 500 W |
| Full AC charge time | 1 h 10 min | 1 h 42 min (1.7 h in fast mode, 500W (manufacturer); ships in 340W low mode, about 3 h. OutdoorGearLab measured 2.5 h on the default setting) |
| Max solar input | 300 W | 200 W |
| Solar input voltage | 10-50V (Anderson) | 8mm 12.3-28V, up to 10A |
| Car charging | 200 W | 120 W |
| Build | ||
| Weight | 31.7 lb (14.4 kg) | 20.3 lb (9.2 kg) |
| Dimensions | - | 11.32 x 7.84 x 8.55 in |
| App | - | Goal Zero Power app |
| Warranty | 2 years | 5 years |
| Released | 2024-03 | 2024 |