Anker SOLIX C300vsEcoFlow RIVER 2
Choosing between the Anker Anker SOLIX C300 and EcoFlow EcoFlow RIVER 2 comes down to your priorities: the Anker SOLIX C300 delivers 288Wh with 300W 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.
Specifications Comparison
Capacity
288 Wh
256 Wh
Continuous Output
300 W
300 W
Surge Power
600 W
600 W
Battery Type
LiFePO4
LiFePO4
Cycle Life
3,000 cycles
3,000 cycles
Charge Time
1.5 hours
60 min
Weight
8.2 lbs
7.7 lbs
Dimensions
8.5 x 5.1 x 7.9 in
9.6 x 8.5 x 5.9 in
Price
$249.99
$178.99
Rating
4.7/5
4.3/5
Key Differences Explained
Cost per Watt-Hour
At $0.70/Wh, the EcoFlow RIVER 2 offers 19% better value per watt-hour than the Anker SOLIX C300 ($0.87/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 0.5 lbs lighter than the Anker SOLIX C300 (8.2 lbs). For camping, tailgating, or emergency kits where you need to carry your power station, that weight difference adds up quickly.
Choose Anker SOLIX C300 if...
- You need maximum battery capacity — 288Wh gives you 13% more runtime than the EcoFlow RIVER 2
Choose EcoFlow RIVER 2 if...
- Budget is a priority — save $71 compared to the Anker SOLIX C300
- Portability matters — at 7.7 lbs, it's 0.5 lbs lighter
Frequently Asked Questions
Which is better, Anker SOLIX C300 or EcoFlow RIVER 2?▼
It depends on your needs. The Anker SOLIX C300 offers 288Wh capacity with 300W output at around $249.99. The EcoFlow RIVER 2 provides 256Wh and 300W for about $178.99. Choose the Anker SOLIX C300 for more capacity, or the EcoFlow RIVER 2 for better value.
Can the Anker SOLIX C300 or EcoFlow RIVER 2 power a refrigerator?▼
A typical residential refrigerator draws 100-400W running and 1,200W surge. The Anker SOLIX C300 (300W continuous, 600W surge) may struggle with larger fridges. The EcoFlow RIVER 2 (300W, 600W surge) is better suited for mini-fridges or smaller appliances.
How long will the Anker SOLIX C300 and EcoFlow RIVER 2 last on a single charge?▼
Runtime depends on your load. At 100W draw: the Anker SOLIX C300 (288Wh) runs approximately 2.4 hours, while the EcoFlow RIVER 2 (256Wh) runs about 2.2 hours. At 500W draw: 0.5 hours vs 0.4 hours respectively (accounting for ~85% inverter efficiency).
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