Anker SOLIX C1000 Gen 2 vs. EcoFlow DELTA 3 Classic
As an Amazon Associate I earn from qualifying purchases. Read our affiliate disclosure.
Top picks at a glance
Faster fill boxAnker SOLIX C1000 Gen 2Check price on Amazon
80% in 45 min boxEcoFlow DELTA 3 ClassicCheck price on Amazon
Two 1 kWh stations sit side by side here, and the Anker SOLIX C1000 Gen 2 puts out 2,000 W and fills in 49 minutes. The EcoFlow DELTA 3 Classic reaches 80% in 45 minutes from AC.
This guide weighs the two stations on the makers’ published specs, current in November 2026. PowerPicked Editorial has not run the two stations itself.
Stored energy counts in watt-hours, written Wh. Power is measured in watts, written W. AC output is the plug-in power for a tent. Solar input sets how much panel power a station takes in.
Anker SOLIX C1000 Gen 2
- Capacity
- 1,024 Wh
- AC output
- 2,000 W
- Solar input
- 600 W
- Weight
- 24.9 lb
Who it's for: People who want about 1 kWh and 2,000 W in a portable box, and don't need to add batteries.
Strengths
- 49-minute full AC charge
- 2,000 W output, 3,000 W peak
- Rated to keep 80% capacity after 4,000 cycles
Weaknesses
- Not expandable
- Lower solar input than the DELTA 3 Plus
How long does the C1000 Gen 2 last?
Work the runtime numbers below from an assumed 85% of the listed capacity. Eighty-five percent of the listed 1,024 Wh is 870.4 Wh of usable energy. A 100 W load draws for about 8.7 hours off that amount. 24.9 lb carries 1,024 Wh, about 41.1 Wh per pound.
It sends out 2,000 W, with a 3,000 W peak. A full AC charge takes 49 minutes. Its battery keeps 80% capacity after 4,000 cycles. It is not expandable. Read the C1000 Gen 2 review.
EcoFlow DELTA 3 Classic
- Capacity
- 1,024 Wh
- AC output
- 1,800 W
- Solar input
- 500 W
- Weight
- 26.7 lb
Who it's for: Buyers who want a 1 kWh home or camping unit that refills from the wall in about an hour.
Strengths
- 0-80% in 45 minutes on AC
- 10 ms UPS switchover
- LiFePO4 battery
Weaknesses
- Solar input tops out at 500 W
- Full 5-year warranty needs app registration
- Only one 18 W USB-A port
How long does the DELTA 3 Classic run?
Count the runtime figures below from an assumed 85% of the listed capacity. Eighty-five percent of 1,024 Wh gives 870.4 Wh of usable energy. A 100 W load runs for about 8.7 hours off that energy. 1,024 Wh over 26.7 lb works out to about 38.4 Wh per pound.
It puts out 1,800 W. It reaches 80% in 45 minutes from AC, and a full charge takes 60 minutes. UPS switchover runs in 10 ms. A five-year warranty covers it. Amazon listing photos show three AC outlets. Read the DELTA 3 Classic review.
How do the two compare?
| C1000 Gen 2 | DELTA 3 Classic | |
|---|---|---|
| Capacity | 1,024 Wh | 1,024 Wh |
| AC output | 2,000 W | 1,800 W |
| Solar input | 600 W | 500 W |
| Weight | 24.9 lb | 26.7 lb |
| Full AC charge | 49 minutes | 60 minutes |
How to choose
Match the output to your gear first. A faster full charge suits short stops. Weight sets how easily it rides in a tent.
FAQ
Which one gives more?
The C1000 Gen 2 gives 2,000 W. The DELTA 3 Classic puts out 1,800 W.
Which one charges faster?
The C1000 Gen 2 fills fully from AC in 49 minutes. The DELTA 3 Classic fills fully in 60 minutes.
Which one is lighter in the hand?
The C1000 Gen 2 weighs 24.9 lb. The DELTA 3 Classic weighs 26.7 lb.
Which one has more solar input?
The C1000 Gen 2 takes 600 W of solar. The DELTA 3 Classic takes 500 W.
Sources
- Anker: SOLIX C1000 Gen 2 product page
- EcoFlow: DELTA 3 Classic product page
