Bluetti AC2P vs Generac GB1000

What is the difference?

The Bluetti AC2P has 1.8 kW of power, 2.7 kW peak, a 1.02 kWh battery. The Generac GB1000 has 1.6 kW of power, 3.2 kW peak, a 1.09 kWh battery.

The Bluetti AC2P uses a LiFePO4 battery, the Generac GB1000 a lithium-ion (NMC) one. LiFePO4 generally lasts more charge cycles, so the Bluetti AC2P should last longer.

The Bluetti AC2P is rated for 4000 cycles, the Generac GB1000 is rated for 800 cycles.

The Bluetti AC2P takes up to 1000 W from solar, the Generac GB1000 takes up to 468 W from solar. The Bluetti AC2P charges faster from panels.

The Bluetti AC2P weighs 25 lb, the Generac GB1000 weighs 29 lb. The Bluetti AC2P is easier to carry.

Specs side by side

	Bluetti AC2P	Generac GB1000
Capacity (Wh)	1024	1086
Continuous (W)	1800	1600
Peak (W)	2700	3200
Solar input (W)	1000	468
Chemistry	LiFePO4	NMC
Cycles	4000	800
Expandable	—	—
Weight (lb)	25	29
Warranty (yr)	—	3
Fridge run time	19.3 h	20.5 h
CPAP run time	23.2 h	24.6 h
Wi-Fi router run time	67.6 h	71.7 h
	Check on Amazon →	Check on Amazon →

Specs as read from manufacturer pages on 2026-11-01 / 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 AC2P or Generac GB1000?

The Generac GB1000. More capacity: 1086 Wh vs 1024 Wh.

Which is lighter, Bluetti AC2P or Generac GB1000?

The Bluetti AC2P. Lighter: 25 lb vs 29 lb.

Which charges faster from solar, Bluetti AC2P or Generac GB1000?

The Bluetti AC2P. Faster solar charging: 1000 W input vs 468 W input.

More comparisons

Compare other models → · All Bluetti models · All Generac models