Fossibot F800 vs Goal Zero Yeti 700
What is the difference?
The Fossibot F800 has 800 W of power, 840 W peak, a 512 Wh battery. The Goal Zero Yeti 700 has 600 W of power, 1 kW peak, a 677.37 Wh battery.
Both use LiFePO4 batteries.
The Fossibot F800 is rated for 3500 cycles, the Goal Zero Yeti 700 is rated for 4000 cycles.
Both take up to 200 W from solar.
Both have a 5-year warranty.
The Fossibot F800 charges from a wall outlet to 100 % in 1.5 h, the Goal Zero Yeti 700 charges from a wall outlet to 100 % in 1.7 h. The Fossibot F800 is ready again sooner.
Both have 120 V AC output.
Specs side by side
| Fossibot F800 | Goal Zero Yeti 700 | |
|---|---|---|
| Capacity (Wh) | 512 | 677.37 |
| Continuous (W) | 800 | 600 |
| Peak (W) | 840 | 1000 |
| Solar input (W) | 200 | 200 |
| Chemistry | LiFePO4 | LiFePO4 |
| Cycles | 3500 | 4000 |
| Expandable | — | — |
| Weight (lb) | — | 20 |
| Warranty (yr) | 5 | 5 |
| Fridge run time | 9.7 h | 12.8 h |
| CPAP run time | 11.6 h | 15.3 h |
| Wi-Fi router run time | 33.8 h | 44.7 h |
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Specs as read from manufacturer pages on 2026-10-30 / 2026-10-25. Specs one maker does not list are left out of the comparison. Run times are for that appliance alone with a typical duty cycle, after inverter and depth-of-discharge losses. Sponsored links; we may earn a commission.
Common questions
Which has more capacity, Fossibot F800 or Goal Zero Yeti 700?
The Goal Zero Yeti 700. More capacity: 677.37 Wh vs 512 Wh.
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Compare other models → · All Fossibot models · All Goal Zero models