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Grecell S5 4000W Portable Power Station vs Oukitel P5000

Grecell S5 4000W Portable Power Station

5040 Wh · 4000 W

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Oukitel P5000

5120 Wh · 2200 W

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What is the difference?

The Grecell S5 4000W Portable Power Station has 4 kW of power, 7 kW peak, a 5.04 kWh battery. The Oukitel P5000 has 2.2 kW of power, 4 kW peak, a 5.12 kWh battery.

Both use LiFePO4 batteries.

The Grecell S5 4000W Portable Power Station takes up to 2100 W from solar, the Oukitel P5000 takes up to 1000 W from solar. The Grecell S5 4000W Portable Power Station charges faster from panels.

The Grecell S5 4000W Portable Power Station weighs 112 lb, the Oukitel P5000 weighs 115 lb.

The Grecell S5 4000W Portable Power Station can add extra batteries.

Specs side by side

	Grecell S5 4000W Portable Power Station	Oukitel P5000
Capacity (Wh)	5040	5120
Continuous (W)	4000	2200
Peak (W)	7000	4000
Solar input (W)	2100	1000
Chemistry	LiFePO4	LiFePO4
Cycles	—	5000
Expandable	yes	—
Weight (lb)	112	115
Warranty (yr)	—	1
Fridge run time	95 h	96.5 h
CPAP run time	114 h	115.9 h
Wi-Fi router run time	332.6 h	337.9 h
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Specs as read from manufacturer pages on 2026-11-03 / 2026-11-03. 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 charges faster from solar, Grecell S5 4000W Portable Power Station or Oukitel P5000?

The Grecell S5 4000W Portable Power Station. Faster solar charging: 2100 W input vs 1000 W input.

More comparisons

Compare other models → · All Grecell models · All Oukitel models