Quick answer

The EcoFlow River 2 is a 256Wh LiFePO4 power station with 300W continuous output (600W via X-Boost) that recharges 0-100% in about 60 minutes, per EcoFlow’s own spec sheet. The catch is its name: despite sounding like the newer model, the RIVER 2 line actually predates EcoFlow’s RIVER 3 line and the two are now sold side by side with nearly identical specs — 256Wh here versus the River 3’s 245Wh, same 300W/600W output ceiling on both. EcoFlow’s own site currently lists the RIVER 2 at $239, while the newer River 3 typically runs $199-229, so the “2” is not the budget option its name might suggest. It’s still a solid, genuinely portable LiFePO4 unit at 7.7 lb — just verify current pricing against the River 3 before assuming the lower-numbered name means an older, cheaper unit.

We’ve already reviewed the EcoFlow River 3 as this site’s fastest- recharging budget pick. This review covers the River 2 specifically, since EcoFlow’s naming makes it easy to assume it’s either a newer or a cheaper alternative — it’s neither, reliably.

At a glance

SpecEcoFlow River 2EcoFlow River 3
Capacity256Wh LiFePO4245Wh LiFePO4
AC output300W continuous (600W X-Boost)300W continuous (600W X-Boost)
Wall recharge (0-100%)~60 min~60 min
Weight7.7 lb7.8 lb
Cycle life3,000+ cycles3,000+ cycles
Warranty5 years5 years
Price$239 (list, EcoFlow.com)~$199-229
Rating★★★★☆ (4.2/5)★★★★½ (4.4/5)

What we like

Where it falls short

Who should buy it

The River 2 makes sense if you specifically want EcoFlow’s River 2 family — say, you’re pairing it with a River 2 Max or Pro already in your kit and want matching charging accessories — or if you catch it on a sale price below the River 3’s typical $199-229. Otherwise, for the same 256Wh-class capacity and 300W/600W output, the EcoFlow River 3 is usually the better value at its current price. If you need more capacity than either compact model offers, the EcoFlow River 3 Plus doubles AC output to 600W continuous, or step all the way up to the EcoFlow Delta 2 for 1,024Wh and whole-room backup. The same higher-sounding-model-number trap shows up outside EcoFlow, too — see our Jackery Explorer 500 review for how that brand’s naming causes similar confusion at a similar capacity.

EcoFlow River 2 (256Wh)

Compact LiFePO4 · $239 list · 300W continuous / 600W X-Boost · 60-min wall recharge
  • 256Wh LiFePO4 battery in a 7.7 lb body, EcoFlow's own published weight.
  • 0-100% wall recharge in about 60 minutes, matching the newer River 3's charge speed.
  • Part of a matched family — River 2 Max (512Wh) and River 2 Pro (768Wh) share the same design.
Check price on Amazon →

If you pick up a River 2, a spare solar panel or extra charging cable is worth having on hand — Amazon Prime gets solar panels, extra battery packs, and spare cables shipped free in two days, and you can try it free for 30 days.

The bottom line

The EcoFlow River 2 is a competent, genuinely portable 256Wh LiFePO4 station — the problem isn’t the hardware, it’s the price relative to its own newer, nearly identical sibling. At EcoFlow’s $239 list price against the River 3’s typical $199-229 for almost the same 245Wh/300W/600W spec sheet, the lower model number doesn’t mean the lower price. Buy the River 2 specifically if you want to match a River 2 Max or Pro already in your setup, or if you find it discounted below the River 3’s going rate; otherwise the River 3 is the better default pick in this capacity class. See our full portable power station rankings for how either compares against every class of unit, from compact grab-and-go models to RV- and home-backup-scale systems.