Anker SOLIX C300 vs EcoFlow RIVER Plus
Two small power stations, number by number. Neither is ranked above the other. Every spec comes from each maker's manual or product page; tap a station for the source.
- Bigger battery: EcoFlow RIVER Plus, 360 Wh vs 288 Wh.
- More AC output: EcoFlow RIVER Plus, 600 W vs 300 W.
- Higher surge: EcoFlow RIVER Plus, 1,200 W vs 600 W.
- More solar input: EcoFlow RIVER Plus, 200 W vs 100 W.
- Higher solar voltage limit: Anker SOLIX C300, 28 V vs 25 V.
- Lighter: Anker SOLIX C300, 9.1 lb vs 11.9 lb.
- Lower brand-store price: EcoFlow RIVER Plus, $249 vs $430.
C300 and RIVER Plus are the same size class: within 72 Wh of each other. C300 is the lightest at 9.1 lb. RIVER Plus takes the most solar at 200 W, so it refills fastest. RIVER Plus is the cheapest at $249, and it also leads on solar input.
How long they run common devices
| Device | Anker SOLIX C300 | EcoFlow RIVER Plus |
|---|---|---|
| Fridge (60 W) | 4 hours | 5 hours |
| CPAP (40 W) | 6 hours | 7.5 hours |
| Starlink (100 W) | 2.5 hours | 3 hours |
| Laptop (60 W) | 4 hours | 5 hours |
On a full charge, assuming 85% of the battery is usable. Real devices vary; check the label on yours.
Every spec side by side
| Spec |  Anker SOLIX |  EcoFlow |
|---|---|---|
Battery Wh, size | 288 Wh fridge about 4 hours | 360 Wh fridge about 5 hours |
AC output W, continuous | 300 W CPAP, laptops, lights, phones | 600 W Fridge, CPAP, laptops, lights |
Surge W, a second or two | 600 W motor start-ups | 1,200 W motor start-ups |
Solar input W, max | 100 W full in about 4 hours | 200 W full in about 2.5 hours |
Solar voltage range V, panels must fit | 11 to 28 V 1 panel, or 2 in parallel | 10 to 25 V 1 panel, or 2 in parallel |
Solar inputs count | 1 input XT60 | 1 input Solar input |
Weight lb | 9.1 lb one hand | 11.9 lb one hand |
Wh per pound battery for the weight | 32 Wh/lb higher is denser | 30 Wh/lb higher is denser |
Price brand store | $430 1.49 $/Wh | $249 0.69 $/Wh |
Price per Wh what you pay for storage | $1.49 lower is better value | $0.69 lower is better value |
| Buy | $430 · Details Brand store, Oct 28, 2026 | $249 · Details Brand store, Oct 28, 2026 |
Which solar panels work with each
Our checker at 20°F, using each maker's voltage and current rules. Tap a verdict for the wiring and cables.
Where to buy
Out of stock at the Anker SOLIX store when we checked
Out of stock at the EcoFlow store when we checked
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