allpowers VOLIX P300 vs EcoFlow RIVER 2

allpowers VOLIX P300 portable power station

Pick this if

allpowers VOLIX P300

Capacity: 256 Wh vs 243 Wh
List price: $139 vs $219
Cost per watt-hour: $0.54 vs $0.90
Watt-hours per pound: 32.4 Wh/lb vs 31.6 Wh/lb

Budget buyers who want a station and a panel together at the lowest total price.

Pick this if

EcoFlow RIVER 2

Weight: 7.7 lb vs 7.9 lb

Buyers who want one system to grow from camping into home backup.

Spec by spec

A green arrow marks the better figure on each row. Rows where only one unit publishes a number are shown without a winner rather than guessed.

Metric	VOLIX P300	RIVER 2	What it means
Capacity	256 Wh	243 Wh	How much energy the unit stores. Sets how long everything else can run.
Continuous AC output	300 W	300 W	The largest load the inverter will run continuously, not counting surge.
Weight lower is better	7.9 lb	7.7 lb	The spec buyers most often regret ignoring.
List price lower is better	$139	$219	Vendor list price at the time of collection; street prices move.
Cost per watt-hour lower is better	$0.54	$0.90	Price divided by capacity. The fairest single value metric.
Watt-hours per pound	32.4 Wh/lb	31.6 Wh/lb	Capacity you get per pound carried.
Max solar input	110 W	110 W	Caps how large an array is useful, and therefore off-grid recharge speed.
AC recharge time lower is better	60 min	60 min	Vendor-stated time to full from a wall outlet.
Rated cycles	4,000 cycles	3,000 cycles	Vendor claim for charge cycles before capacity degrades to 80%.
UPS switchover lower is better	20 ms	30 ms	How long the unit takes to switch to battery. Under 20 ms keeps a desktop alive.
Warranty	60 months	60 months	Stated warranty length from the vendor listing.

How each one ranks overall

allpowers VOLIX P300

#49 of 104 for Best value (cost per watt-hour) ($0.54)
#76 of 103 for Most portable (Wh per pound) (32.4 Wh/lb)
#70 of 106 for Most inverter headroom (117 W/100Wh)
#40 of 49 for Fastest AC recharge (256 W)
#76 of 83 for Highest solar input (110 W)
#77 of 96 for Longest service life (1024 kWh)
#60 of 103 for Most output per dollar (2.16 W/$)
#73 of 106 for Best for home backup (52/100)
#76 of 105 for Longest warranty (60 mo)
#21 of 29 for Quietest under load (30 dB)

EcoFlow RIVER 2

#83 of 104 for Best value (cost per watt-hour) ($0.90)
#80 of 103 for Most portable (Wh per pound) (31.6 Wh/lb)
#50 of 106 for Most inverter headroom (123 W/100Wh)
#42 of 49 for Fastest AC recharge (243 W)
#75 of 83 for Highest solar input (110 W)
#86 of 96 for Longest service life (729 kWh)
#82 of 103 for Most output per dollar (1.37 W/$)
#79 of 106 for Best for home backup (49/100)
#12 of 105 for Longest warranty (60 mo)

The brands behind them

ALLPOWERS

The budget camper who wants a station and a panel in one order

Best for: Budget buyers who want a station and a panel together at the lowest total price.

Not for: Buyers who need reliable support, apps or long-term serviceability.

Full ALLPOWERS profile →

EcoFlow

The tech-forward buyer who reads the spec sheet and wants room to grow

Best for: Buyers who want one system to grow from camping into home backup.

Not for: Buyers who want the lowest cost per watt-hour and will never use an app.

Full EcoFlow profile →

Where these numbers come from. Every figure on this page is taken from allpowers’s own product listing and is stored with the vendor’s exact wording, reproduced below. We do not estimate missing specs — a field the vendor does not publish is shown as “—” and excluded from rankings. Source: iallpowers.com/products/allpowers-volix-p300-portable-power-station.

Vendor wording for each figure (8)

capacityWh: “Capacity => 256Wh”
acOutputW: “AC Output => 100-120V/220-240V 300W Max(Surged 600W)”
weight: “Weight => 3.57kg”
solarInputW: “Solar Input => MPPT(11-30)V-8A 110W Max”
rechargeAcMinutes: “Maximum 300W AC input 0-100% within 1 hours”
cycleLife: “over 4000 charging cycles”
upsSwitchoverMs: “20ms uninterruptible home backup UPS”
warrantyMonths: “solid 5-year warranty”

Where these numbers come from. Every figure on this page is taken from EcoFlow’s own product listing and is stored with the vendor’s exact wording, reproduced below. We do not estimate missing specs — a field the vendor does not publish is shown as “—” and excluded from rankings. Source: us.ecoflow.com/products/river-2-240-portable-power-station.

Vendor wording for each figure (8)