Bluetti AC180 vs Generac GB1000
What is the difference?
The Bluetti AC180 has 1.8 kW of power, 2.7 kW peak, a 1.15 kWh battery. The Generac GB1000 has 1.6 kW of power, 3.2 kW peak, a 1.09 kWh battery.
The Bluetti AC180 uses a LiFePO4 battery, the Generac GB1000 a lithium-ion (NMC) one. LiFePO4 generally lasts more charge cycles, so the Bluetti AC180 should last longer.
The Bluetti AC180 is rated for 3500 cycles, the Generac GB1000 is rated for 800 cycles.
The Bluetti AC180 takes up to 500 W from solar, the Generac GB1000 takes up to 468 W from solar. The Bluetti AC180 charges faster from panels.
The Bluetti AC180 weighs 37 lb, the Generac GB1000 weighs 29 lb. The Generac GB1000 is easier to carry.
The Bluetti AC180 has a 5-year warranty, the Generac GB1000 has a 3-year warranty.
Both have 120 V AC output.
Specs side by side
| Bluetti AC180 | Generac GB1000 | |
|---|---|---|
| Capacity (Wh) | 1152 | 1086 |
| Continuous (W) | 1800 | 1600 |
| Peak (W) | 2700 | 3200 |
| Solar input (W) | 500 | 468 |
| Chemistry | LiFePO4 | NMC |
| Cycles | 3500 | 800 |
| Expandable | — | — |
| Weight (lb) | 37 | 29 |
| Warranty (yr) | 5 | 3 |
| Fridge run time | 21.7 h | 20.5 h |
| CPAP run time | 26.1 h | 24.6 h |
| Wi-Fi router run time | 76 h | 71.7 h |
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Specs as read from manufacturer pages on 2026-10-26 / 2026-10-28. 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, Bluetti AC180 or Generac GB1000?
The Bluetti AC180. More capacity: 1152 Wh vs 1086 Wh.
Which is lighter, Bluetti AC180 or Generac GB1000?
The Generac GB1000. Lighter: 29 lb vs 37 lb.
Which has the longer warranty, Bluetti AC180 or Generac GB1000?
The Bluetti AC180. Longer warranty: 5 years vs 3 years.
Which charges faster from solar, Bluetti AC180 or Generac GB1000?
The Bluetti AC180. Faster solar charging: 500 W input vs 468 W input.
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Compare other models → · All Bluetti models · All Generac models