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Anker SOLIX C1000vsEcoFlow RIVER 2

Choosing between the Anker Anker SOLIX C1000 and EcoFlow EcoFlow RIVER 2 comes down to your priorities: the Anker SOLIX C1000 delivers 1,056Wh with 1,800W continuous output, while the EcoFlow RIVER 2 offers 256Wh and 300W. We analyze capacity, output power, battery longevity, portability, and value to help you pick the right one.

Anker SOLIX C1000

Anker SOLIX C1000

Anker

$469.98

Buy on Amazon
EcoFlow RIVER 2

EcoFlow RIVER 2

EcoFlow

$178.99

Buy on Amazon

Specifications Comparison

Capacity
1,056 Wh
256 Wh
Continuous Output
1,800 W
300 W
Surge Power
2,400 W
600 W
Battery Type
LiFePO4
LiFePO4
Cycle Life
3,000 cycles
3,000 cycles
Charge Time
58 min (0-100%)
60 min
Weight
27.9 lbs
7.7 lbs
Dimensions
14.7 x 8.3 x 9.8 in
9.6 x 8.5 x 5.9 in
Price
$469.98
$178.99
Rating
4.6/5
4.3/5

Key Differences Explained

Battery Capacity

The Anker SOLIX C1000 packs 1,056Wh — 4.1x the EcoFlow RIVER 2's 256Wh. That extra 800Wh means significantly longer runtime for appliances like mini-fridges, CPAP machines, or power tools.

Output Power

With 1,800W continuous output, the Anker SOLIX C1000 can handle heavier loads than the EcoFlow RIVER 2's 300W. This matters for high-draw appliances like microwaves, hair dryers, or power tools that demand consistent wattage.

Cost per Watt-Hour

At $0.45/Wh, the Anker SOLIX C1000 offers 36% better value per watt-hour than the EcoFlow RIVER 2 ($0.70/Wh). This metric helps you understand the raw cost of stored energy, regardless of other features.

Portability

At 7.7 lbs, the EcoFlow RIVER 2 is 20.2 lbs lighter than the Anker SOLIX C1000 (27.9 lbs). For camping, tailgating, or emergency kits where you need to carry your power station, that weight difference adds up quickly.

The Bottom Line

The Anker SOLIX C1000 wins 3 out of 7 comparison categories against the EcoFlow RIVER 2's 2. It stands out with 1,056Wh capacity and 1,800W output at $469.98. However, the EcoFlow RIVER 2 may still be the better choice if budget is your top priority.

Choose Anker SOLIX C1000 if...

  • You need maximum battery capacity — 1,056Wh gives you 313% more runtime than the EcoFlow RIVER 2
  • You need to power high-wattage appliances up to 1,800W
Read Full Review

Choose EcoFlow RIVER 2 if...

  • Budget is a priority — save $290.99 compared to the Anker SOLIX C1000
  • Portability matters — at 7.7 lbs, it's 20.2 lbs lighter
Read Full Review

Frequently Asked Questions

Which is better, Anker SOLIX C1000 or EcoFlow RIVER 2?
It depends on your needs. The Anker SOLIX C1000 offers 1,056Wh capacity with 1,800W output at around $469.98. The EcoFlow RIVER 2 provides 256Wh and 300W for about $178.99. Choose the Anker SOLIX C1000 for more capacity, or the EcoFlow RIVER 2 for better value.
Can the Anker SOLIX C1000 or EcoFlow RIVER 2 power a refrigerator?
A typical residential refrigerator draws 100-400W running and 1,200W surge. The Anker SOLIX C1000 (1,800W continuous, 2,400W surge) can handle most fridges. The EcoFlow RIVER 2 (300W, 600W surge) is better suited for mini-fridges or smaller appliances.
How long will the Anker SOLIX C1000 and EcoFlow RIVER 2 last on a single charge?
Runtime depends on your load. At 100W draw: the Anker SOLIX C1000 (1,056Wh) runs approximately 9.0 hours, while the EcoFlow RIVER 2 (256Wh) runs about 2.2 hours. At 500W draw: 1.8 hours vs 0.4 hours respectively (accounting for ~85% inverter efficiency).

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