EcoFlow RIVER 3 vs UDPOWER C600
Comparing EcoFlow RIVER 3 vs UDPOWER C600: EcoFlow RIVER 3 scores 8.2/10 and UDPOWER C600 scores 8.7/10 in our benchmark testing. UDPOWER C600 wins overall — UDPOWER C600 scores higher on power and features while EcoFlow RIVER 3 offers better value.
EcoFlow RIVER 3 (245Wh) vs UDPOWER C600 (596Wh) compared spec-by-spec. Real-world testing, pricing, pros, cons, and our verdict on which power station to buy.
| Specification | ||
|---|---|---|
| Capacity | 245Wh | 596Wh ✓ Winner |
| AC Output | 300W | 600W ✓ Winner |
| Surge Output | 600W | 1,200W ✓ Winner |
| Weight | 7.8 lbs ✓ Winner | 12.3 lbs |
| Dimensions | 10 x 8.3 x 4.4 in | 11.1 x 6.1 x 9.4 in |
| Battery Type | LiFePO4 | LiFePO4 |
| Cycle Life | 3,000 cycles | 3,000 cycles |
| AC Charge Time | 60 min | 90 min |
| Max Solar Input | 110W | 240W ✓ Winner |
| AC Outlets | 2 | 2 |
| USB-C Ports | 1 | 2 ✓ Winner |
| USB-A Ports | 2 | 2 |
| DC Outlets | 1 | 3 ✓ Winner |
| Expandable | No | No |
| Operating Temp | 32-113F | 32-104F |
| Warranty | 5 years | 5 years |
| App Control | Yes | No |
Buy the EcoFlow RIVER 3
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Buy the UDPOWER C600
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Who Should Buy the EcoFlow RIVER 3?
The EcoFlow RIVER 3 is the right choice for under 2000, under 1000, under 500. With 245Wh of capacity and 300W continuous output, it delivers serious power for demanding loads.
Key advantages include: ultra-lightweight at just 7.8 lbs — true grab-and-go portability; lifepo4 battery with 3,000 cycle lifespan; full ac charge in 60 minutes. At 7.8 lbs, it's genuinely portable.
Priced at $199 (MSRP $239), the EcoFlow RIVER 3 scores 8.2/10 overall in our benchmark testing — making it a strong performer for most users.
Who Should Buy the UDPOWER C600?
The UDPOWER C600 is the right choice for under 2000, under 1000, car camping. With 596Wh of capacity and 600W continuous output, it delivers serious power for demanding loads.
Key advantages include: best wh-per-pound ratio in the c-series (48 wh/lb); 240w solar input is high for this capacity tier; sub-$300 sale price with 5-year warranty and lifepo4. At 12.3 lbs, it's genuinely portable.
Priced at $290 (MSRP $359), the UDPOWER C600 scores 8.7/10 overall in our benchmark testing — making it a strong performer for most users.
How Do the Specs Compare?
Capacity: The UDPOWER C600 leads on storage with 596Wh versus 245Wh for the EcoFlow RIVER 3 — a 143% difference that matters most for overnight or multi-day use cases.
Output: The UDPOWER C600 delivers more continuous power at 600W vs 300W, which determines what appliances you can run simultaneously — things like air conditioners, microwaves, and power tools that demand 1,000W or more.
Portability: The EcoFlow RIVER 3 is lighter at 7.8 lbs vs 12.3 lbs for the UDPOWER C600. The weight difference is minimal and unlikely to be a deciding factor.
Price: The EcoFlow RIVER 3 costs $199 while the UDPOWER C600 runs $290 — a $91 gap. At this price parity, specs and build quality become the primary tiebreakers.
Battery longevity: Both units are rated for 3,000 cycles, putting them on equal footing for long-term ownership.
🏆 Our Verdict
Choose the EcoFlow RIVER 3 if you need a more portable solution at 7.8 lbs and strong performance for its class.
Choose the UDPOWER C600 if you prioritize premium features and build quality .
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