EcoFlow River 2
Portable power station · 2022
EcoFlow Delta Pro 3
Portable power station · 2024
EcoFlow Delta Pro 3 takes it — here’s why.
In our weighted Specdex score, EcoFlow River 2 lands at 82 and EcoFlow Delta Pro 3 at 92. That puts EcoFlow Delta Pro 3 ahead by 10 points — a decisive margin driven mostly by its strengths in the categories below.
Pick EcoFlow River 2 if…
- ✓LiFePO4 chemistry on modern SKUs (4000+ cycles)
- ✓Solar input
- ✓Multiple AC/DC/USB-C outputs
Pick EcoFlow Delta Pro 3 if…
- ✓LiFePO4 chemistry on modern SKUs (4000+ cycles)
- ✓Solar input
- ✓Multiple AC/DC/USB-C outputs
Winner by scenario
Derived from the sub-score breakdown · not a separate testCables
TieCompared on the cables sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Noise
TieCompared on the noise sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Efficiency
EcoFlow Delta Pro 3Compared on the efficiency sub-score
EcoFlow Delta Pro 3 leads on efficiency (87 vs 77).
Value for money
EcoFlow River 2Specdex score per dollar at MSRP
EcoFlow River 2 more score per dollar ($249 vs $3,699).
Score breakdown
Specs side-by-side
| Spec | EcoFlow River 2 | EcoFlow Delta Pro 3 |
|---|---|---|
| Type | Portable power station | Portable power station |
| Release year | 2022 | 2024 |
EcoFlow River 2
- +LiFePO4 chemistry on modern SKUs (4000+ cycles)
- +Solar input
- +Multiple AC/DC/USB-C outputs
- −Heavy
- −Pricey per Wh
- −Shipping restrictions (Li-ion)
EcoFlow Delta Pro 3
- +LiFePO4 chemistry on modern SKUs (4000+ cycles)
- +Solar input
- +Multiple AC/DC/USB-C outputs
- −Heavy
- −Pricey per Wh
- −Shipping restrictions (Li-ion)
FAQ: EcoFlow River 2 vs EcoFlow Delta Pro 3
Which is better, EcoFlow River 2 or EcoFlow Delta Pro 3? +
EcoFlow Delta Pro 3 scores 92 on our weighted rubric — ahead by 10. Your best pick depends on the sub-scores above.
Is EcoFlow River 2 worth the price? +
At $249, EcoFlow River 2 delivers a Specdex score of 82 — strongest in cables.
Is EcoFlow Delta Pro 3 worth the price? +
At $3,699, EcoFlow Delta Pro 3 delivers a Specdex score of 92 — strongest in cables.
Does EcoFlow River 2 or EcoFlow Delta Pro 3 last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is better for efficiency, EcoFlow River 2 or EcoFlow Delta Pro 3? +
EcoFlow Delta Pro 3 — leads on efficiency (87 vs 77). Compared on the efficiency sub-score.
Which is the better value, EcoFlow River 2 or EcoFlow Delta Pro 3? +
EcoFlow River 2 — more score per dollar ($249 vs $3,699). Specdex score per dollar at MSRP.