Goal Zero Yeti 1500 vs VTOMAN FlashSpeed 1500: Which to Buy

The VTOMAN FlashSpeed 1500 is the better portable power station overall, rated 3.6 to 3.3. The VTOMAN FlashSpeed 1500 leads on value and portability. The Goal Zero Yeti 1500 wins on tested capacity, AC output and battery life. The VTOMAN FlashSpeed 1500 costs $910.95 less ($589 vs $1,499.95).

Higher rated

VTOMAN FlashSpeed 1500

#27 in Large3.6Full 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

Goal Zero Yeti 1500

#30 in Large3.3Full review

For outdoor and overlanding use where weather resistance matters more than price per watt-hour.

Goal Zero $1,499.95

$1,499.95

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 1500 for value ($0.38 per rated Wh vs $1.00 per rated Wh) and portability (82 Wh per kg (41.4 lb (18.8 kg)) vs 63 Wh per kg (52.8 lb (23.9 kg))).
Choose the Goal Zero Yeti 1500 for tested capacity (88% of rated capacity delivered (1 test) vs 78% of rated capacity delivered (1 test)), AC output (2,000 W continuous AC vs 1,500 W continuous AC) and battery life (LiFePO4, 4,000 cycles, 5-year warranty vs LiFePO4, 3,000 cycles, 2-year warranty).

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	VTOMAN FlashSpeed 1500	Goal Zero Yeti 1500
Overall rating	3.6/5	3.3/5
Value 25%	88 $0.38 per rated Wh	0 $1.00 per rated Wh
Tested capacity 15%	37 78% of rated capacity delivered (1 test)	80 88% 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%	0 1,500 W continuous AC	33 2,000 W continuous AC
Charging speed 10%	95 0-100% on AC in 1 h	92 0-100% on AC in 1 h 6 min
Portability 10%	68 82 Wh per kg (41.4 lb (18.8 kg))	33 63 Wh per kg (52.8 lb (23.9 kg))
Solar input 5%	13 400 W max solar input	53 900 W max solar input
Features 5%	80 UPS (20 ms), expandable, 100 W USB-C	75 UPS (28 ms), 140 W USB-C, app

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.