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EcoFlow RIVER 3 Plus

No named independent test of this model was found yet, so only rated specs are shown.

Rated specs

Capacity	286 Wh [maker]
Battery chemistry	LiFePO4, 3000 cycles to 80% capacity [maker]
AC output	3 outlets, 600W total (surge 1200W, X-Boost 1200W) [maker]
USB-A	2 ports, 12W max per port, 24W total [maker]
USB-C	1 port, 100W max [maker]
AC input	380W, 0 to 100% in 60 min [maker]
Solar input	220W, 0 to 100% in as fast as 1.5 hr [maker]
Car input	220W, 11V to 55V [maker]
UPS switchover	<10 ms [maker]
Noise	<30 dB [maker]
Expansion	Up to 858 Wh [maker]
Weight	10.4 lb [maker]
Dimensions	9.2 x 9.1 x 5.8 in [maker]

Checked against the maker page

Each of these 13 rows quotes the manufacturer page word for word. Some rows add specs from that page that are not in the summary table above.

Spec	Value	Quoted from the page
Capacity	286 Wh	Capacity 286Wh source
Battery chemistry	LiFePO4, 3000 cycles to 80% capacity	Battery Chemistry LiFePO4, 3000 cycles to 80% capacity source
AC output	3 outlets, 600W total (surge 1200W, X-Boost 1200W)	AC Output 3 outlets, 600W total (Surge 1200W, X-Boost 1200W) source
USB-A	2 ports, 12W max per port, 24W total	USB-A Output 2 ports, 5V=2.4A, 12W max per port, total 24W source
USB-C	1 port, 100W max	USB-C Output 1 port, 5/9/12/15⎓3A Max, 20V⎓5A Max,100W Max source
AC input	380W, 0 to 100% in 60 min	AC Input 100~120V, 10A Max, 50/60Hz, 380W 0-100% in 60 min source
Solar input	220W, 0 to 100% in as fast as 1.5 hr	Solar Input 220W, 0-100% in as fast as 1.5 hr source
Car input	220W, 11V to 55V	Car Input 220W, 11~55V, 0-100% in 3.3 hr source
UPS switchover	<10 ms	UPS <10 ms source
Noise	<30 dB	Noise <30 dB source
Expansion	Up to 858 Wh	Expandable up to 858Wh with a wire-free connection source
Weight	10.4 lb	Net Weight 10.4 lb source
Dimensions	9.2 x 9.1 x 5.8 in	Dimensions 9.2×9.1×5.8 in source

By rated capacity, the EcoFlow RIVER 3 Plus ranks 107 of 117 portable power stations listed here (1 = largest).

Runtime estimator

Uses the EcoFlow RIVER 3 Plus rated 286 Wh. Set your load and the share of rated energy you expect to get out.

Device load (W) Usable share (%)

About 2.4 hours at 100 W.

Prices by retailer

Retailer	Price	Read on
EcoFlow	$319 [maker]	2026-11-01

Search Amazon for the EcoFlow RIVER 3 Plus

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About $1.12 per rated Wh at the first price above.

Anything not listed is not published on the cited page or was not read.

Similar models

Data checked on November 1, 2026. See how we research.

Sources

EcoFlow RIVER 3 Plus product page (specs section) (checked 2026-11-01)