Anker SOLIX C800 Plus vs EcoFlow DELTA 3

What is the difference?

The Anker SOLIX C800 Plus has 1.2 kW of power, 1.6 kW peak, a 768 Wh battery. The EcoFlow DELTA 3 has 1.8 kW of power, 3.6 kW peak, a 1.02 kWh battery.

Both use LiFePO4 batteries.

The Anker SOLIX C800 Plus takes up to 300 W from solar, the EcoFlow DELTA 3 takes up to 500 W from solar. The EcoFlow DELTA 3 charges faster from panels.

The Anker SOLIX C800 Plus weighs 24 lb, the EcoFlow DELTA 3 weighs 28 lb. The Anker SOLIX C800 Plus is easier to carry.

Both have a 5-year warranty.

The EcoFlow DELTA 3 can add extra batteries.

Specs side by side

	Anker SOLIX C800 Plus	EcoFlow DELTA 3
Capacity (Wh)	768	1024
Continuous (W)	1200	1800
Peak (W)	1600	3600
Solar input (W)	300	500
Chemistry	LiFePO4	LiFePO4
Cycles	—	4000
Expandable	—	yes
Weight (lb)	24	28
Warranty (yr)	5	5
Fridge run time	14.5 h	19.3 h
CPAP run time	17.4 h	23.2 h
Wi-Fi router run time	50.7 h	67.6 h
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Specs as read from manufacturer pages on 2026-10-26 / 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, Anker SOLIX C800 Plus or EcoFlow DELTA 3?

The EcoFlow DELTA 3. More capacity: 1024 Wh vs 768 Wh.

Which is lighter, Anker SOLIX C800 Plus or EcoFlow DELTA 3?

The Anker SOLIX C800 Plus. Lighter: 24 lb vs 28 lb.

Which charges faster from solar, Anker SOLIX C800 Plus or EcoFlow DELTA 3?

The EcoFlow DELTA 3. Faster solar charging: 500 W input vs 300 W input.

More comparisons

Compare other models → · All Anker SOLIX models · All EcoFlow models