SiriusWatts
EcoFlow River 2

At a glance

Full specs ↓
Capacity
256 Wh
Usable energy
230 Wh
AC output
300 W
Surge
600 W
Chemistry
LiFePO4
Cycle life
3000 cycles
Max solar
110 W
Weight
7.7 lb
Best for
Phones & laptops CPAP Weekend camping
Estimated usable capacity Estimate
196 Wh at the outlet · ~77% of the 256 Wh rating

An estimate, not a measurement: we derate the 256 Wh rating for a safe depth-of-discharge and ~15% inverter loss (DC→AC). We haven't bench-tested this unit yet, so treat it as a solid approximation.

EcoFlow

EcoFlow River 2

★ 4.5 / 5

The EcoFlow River 2 is a 256Wh LiFePO4 portable power station delivering 300W continuous (600W surge). Rated for ~3000 cycles and up to 110W of solar input.

$199 $0.865/Wh
🔥 Lowest price in 90 days
Check current price →

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Where to buy 1 retailer
EcoFlow
Updated about 19 hours ago
$199
Buy →

Prices refresh daily and may change — confirm on the retailer's site.

Price history last 90 days
Lowest
$199
Typical
$211
Highest
$219

At $199, this is the lowest we've tracked — a strong time to buy.

See all recorded prices ↓
DatePriceChange
Nov 4, 2026 $199 ▼ $20
Oct 28, 2026 $219 ▲ $10
Aug 17, 2026 $209 ▼ $10
Aug 15, 2026 $219 ▲ $10
Aug 8, 2026 $209 —

Full specifications

Battery capacity256 Wh
Usable capacity230 Wh
AC output300 W
Surge output600 W
ChemistryLiFePO4
Cycle life3000 cycles
Max solar input110 W
ExpandableNo
Weight7.7 lb
Warranty5 yrs
Ports2x AC | 1x USB-C | 2x USB-A | 1x car

Video review

We recommend watching a real-world test before buying. Here's a hands-on review of the River 2:

Channels we trust for hands-on testing

Independent reviewers who bench-test capacity, inverters and real-world runtime.

Hobotech
Rigorous real-world capacity & inverter testing.
DIY Solar Power with Will Prowse
The go-to for DIY off-grid and teardown reviews.
The Solar Lab
Real world testing of solar panels and power stations.

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