EcoFlow RIVER 3 vs Pecron E3600LFP
Side-by-side on the specs that decide it — surge, capacity, runtime and price.
Both models' specs verified against manufacturer listings · Last updated
The short answer
EcoFlow RIVER 3 costs $1460 less. Whether that gap is worth closing depends on what you need to run.
- Pecron E3600LFP holds 1124% more energy (3000Wh vs 245Wh), so it runs the same load proportionally longer.
- Pecron E3600LFP has 6400W more surge headroom (7000W vs 600W) — that decides whether a fridge, pump or AC compressor will actually start.
- EcoFlow RIVER 3 is 69.2 lb lighter (7.8 lb vs 77 lb).
- Pecron E3600LFP is rated for 3,500 cycles vs 3,000 — meaningful if you cycle it daily.
EcoFlow RIVER 3
A glorified power bank with AC outlets — and that's fine if that's what you need. 245Wh runs devices, not appliances.
Best for: Weekend campers charging phones, cameras and a laptop.
Where it falls short:
- 300W output rules out anything with a heating element
- No expansion path
Pecron E3600LFP
A 3kWh unit with 3,600W output and 2,500W solar input at a price well below the flagship majors — strong specs, smaller brand.
Best for: Whole-home backup buyers chasing capacity and solar input per dollar.
Where it falls short:
- 77 lb
- Brand support and resale trail the majors
| Spec | EcoFlow RIVER 3 | Pecron E3600LFP |
|---|---|---|
| Price | $239 | $1699 |
| Capacity | 245 Wh | 3000 Wh |
| Continuous output | 300 W | 3600 W |
| Surge output | 600 W | 7000 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,000 | 3,500 |
| Weight (lighter wins) | 7.8 lb | 77 lb |
| Max solar | 110 W | 2500 W |
| Recharge time (faster wins) | 1h | 2h |
Runtime head-to-head
| Appliance | EcoFlow RIVER 3 | Pecron E3600LFP |
|---|---|---|
| Refrigerator | ❌ | 42.5 hrs |
| Mini fridge | 6.6 hrs | 81.0 hrs |
| Chest freezer | ❌ | 31.9 hrs |
| CPAP machine | 5.2 hrs | 63.8 hrs |
| Sump pump | ❌ | 3.2 hrs |