Our Verdict
Anker SOLIX C1000 Wins

It offers higher base capacity at 1056Wh and faster AC charging in 58 minutes. Choose the EF ECOFLOW DELTA 2 for its expandable capacity up to 3000Wh if you anticipate future larger power needs.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $397 | $400 |
| Rating | 4.6(2.2k) | 4.7(7.7k) |
| Capacity Wh | 1056W | 1024W |
| Chemistry | LiFePO4 | LiFePO4 |
| AC Output Watts | 1800W | 1800W |
| Cycle Life | 3000 | 3000 |
| Weight | 27.6 lbs | 27 lbs |
| Charge Time Hours | 0.97 hrs | 1.33 hrs |
| Peak Output Watts | 2400W | — |
| Solar Input Watts | 600W | 500W |
| Expandable | — | Yes |
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Pros & Cons
Quick overview of strengths and weaknesses
Anker SOLIX C1000
- Full AC charge in 58 minutes
- 3,000 cycle LiFePO4 battery for long lifespan
- 1800W continuous, 2400W peak power output
- 600W solar input, full charge in 1.8 hours
- Weight of 27.6 lbs may limit portability
- Requires smartphone app for fastest AC charging
- Optimal fast charging requires 68-122°F temperature
EF ECOFLOW Portable Power
- Charges 0-80% in 50 mins via AC outlet.
- 1800W AC output powers most home appliances.
- Capacity expands from 1024Wh up to 3000Wh.
- 3000+ LiFePO4 battery cycles for long lifespan.
- Unit weighs 27 lbs.
- Solar panels purchased separately.
- Max capacity requires additional battery units.
Frequently Asked Questions
Common questions about this comparison
Which is better for home backup or large power needs?
The EF ECOFLOW DELTA 2 is better for large home backup as its 1024Wh capacity is expandable up to 3000Wh with extra batteries. The Anker C1000 has a fixed 1056Wh capacity, suitable for moderate use.
What's the main difference in AC charging speed?
The Anker SOLIX C1000 fully charges in just 58 minutes via AC. The EF ECOFLOW DELTA 2 charges 0-80% in 50 minutes, but a full charge takes approximately 80 minutes. Anker is faster for a complete charge.
Which power station offers better solar charging?
The Anker SOLIX C1000 supports a higher 600W solar input, allowing it to recharge faster using solar panels (full charge in 1.8 hours). The EF ECOFLOW DELTA 2 has a 500W max solar input, making Anker more efficient for off-grid solar recharging.
Is there a significant difference in base capacity?
The Anker SOLIX C1000 has a slightly higher base capacity at 1056Wh compared to the EF ECOFLOW DELTA 2's 1024Wh. While the base difference is minor, the Delta 2's key advantage is its expandability.
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