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Portable power station comparison

EcoFlow RIVER 2 Max vs EcoFlow RIVER 2 Pro

Compare capacity, output, charging and portability.

Compared products
01Selected
EcoFlow RIVER 2 Max Portable Power Station

EcoFlow RIVER 2 Max Portable Power Station

  • 512 Wh base battery capacity.
  • 500 W continuous AC output.
  • 6,100 g.
  • AC charging: input: 660W maximum.
  • UPS / backup: eps: Yes.
KSh 49,500In Stock
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02
EcoFlow RIVER 2 Pro Portable Power Station

EcoFlow RIVER 2 Pro Portable Power Station

  • 768 Wh base battery capacity.
  • 800 W continuous AC output.
  • 7,800 g.
  • AC charging: input: 940W maximum.
  • UPS / backup: eps: Yes.
KSh 58,000Out of Stock

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2 spaces available

EcoFlow DELTA 2 Black E980 Portable Power StationKSh 61,800
EcoFlow RIVER 3 MaxKSh 66,700
EcoFlow RIVER 3 Plus Portable Power StationKSh 41,600
EcoFlow RIVER 3 Portable Power StationKSh 34,300
Anker 535 Portable Power Station (512Wh, 500W)KSh 64,530
EcoFlow RIVER 2 Portable Power StationKSh 28,000
Powerology 700w Smart Power GeneratorKSh 65,000
2 of 4 products

Our quick verdict

The EcoFlow RIVER 2 Pro is the stronger choice: it has a larger 768 Wh battery, more output power (800 W continuous) and a higher 1,600 W surge rating, while the EcoFlow RIVER 2 Max is lighter (6.1 kg).

Stored energy

EcoFlow RIVER 2 Max
512 Wh base battery capacity
EcoFlow RIVER 2 Pro
768 Wh base battery capacity

Output power

EcoFlow RIVER 2 Max
500 W continuous AC output
EcoFlow RIVER 2 Pro
800 W continuous AC output

Weight

EcoFlow RIVER 2 Max
6.1 kg
EcoFlow RIVER 2 Pro
7.8 kg

Charging

EcoFlow RIVER 2 Max
660W maximum, recharge: 0–100% in 60 minutes
EcoFlow RIVER 2 Pro
940W maximum, recharge: 0–80% in 56 minutes

Ports

EcoFlow RIVER 2 Max
2× UK AC outlets, 500W combined
EcoFlow RIVER 2 Pro
3× UK AC outlets, 800W combined

Key differences

The main differences to help you choose.

EcoFlow RIVER 2 Max

  • Lighter: 6.1 kg (vs 7.8 kg).

EcoFlow RIVER 2 Pro

  • Larger battery: 768 Wh (vs 512 Wh).
  • More continuous output: 800 W (vs 500 W).
  • Higher surge power: 1,600 W (vs 1,000 W).
  • Faster mains recharging: 940 W input (vs 660 W).
  • More AC outlets: 3 (vs 2).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

6 priorities selected.
How each product answers the selected priorities
PriorityEcoFlow RIVER 2 MaxEcoFlow RIVER 2 Pro
Stored energy512 Wh base battery capacity768 Wh base battery capacity
Output power500 W continuous AC output800 W continuous AC output
ChargingInput: 660W maximum, recharge: 0–100% in 60 minutesInput: 940W maximum, recharge: 0–80% in 56 minutes
Ports2× UK AC outlets, 500W combined3× UK AC outlets, 800W combined
Weight6.1 kg7.8 kg
FeaturesEps: Yes, transfer time: Within 30msEps: Yes, transfer time: Within 30ms

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
BrandEcoFlowEcoFlow

Power Station

Power Station specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
Brand / ModelEcoFlow RIVER 2 Max; EFR610EcoFlow RIVER 2 Pro; EFR620
Power Station TypePortable power stationPortable power station
Battery Capacity / ExpansionBase capacity: 512WhBase capacity: 768Wh
Battery / Cycle LifeChemistry: LiFePO₄ (LFP) Cycle life: 3000 cycles to 80%+ original capacityChemistry: LiFePO₄ (LFP) Cycle life: 3000 cycles to 80%+ original capacity

AC Power

AC Power specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
AC Output / SurgeContinuous: 500W Surge: 1000WContinuous: 800W Surge: 1600W
High-Power ModeX-Boost: compatible resistive appliances up to 1000WX-Boost: compatible resistive appliances up to 1600W
AC Voltage / Frequency / InverterVoltage: 230V Frequency: 50Hz / 60Hz Inverter: Pure sine wave Region: UKVoltage: 230V Frequency: 50Hz / 60Hz Inverter: Pure sine wave Region: UK

Outputs & Ports

Outputs & Ports specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
AC Outlets2× UK AC outlets; 500W combined3× UK AC outlets; 800W combined
USB Outputs3× USB-A 12W; 1× bidirectional USB-C 100W3× USB-A 12W; 1× bidirectional USB-C 100W
DC / Vehicle OutputsCar socket: 12.6V / 10A; 2× DC5521: 12.6V / 3A; 126W shared DC outputCar socket: 12.6V / 10A; 2× DC5521: 12.6V / 3A; 126W shared DC output

Charging

Charging specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
AC ChargingInput: 660W maximum Recharge: 0–100% in 60 minutesInput: 940W maximum Recharge: 0–80% in 56 minutes; 0–100% in 70 minutes
Solar ChargingPower: 220W maximum Voltage: 11–50V Current: 13A maximumPower: 220W maximum Voltage: 11–50V Current: 13A maximum
Vehicle / Alternator Charging12V / 24V vehicle charging; 8A, 100W maximum12V / 24V vehicle charging; 8A, 100W maximum
Other / Combined ChargingUSB-C input: 100W maximumUSB-C input: 100W maximum

Backup Power

Backup Power specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
UPS / BackupEps: Yes Transfer time: Within 30ms Pass through: YesEps: Yes Transfer time: Within 30ms Pass through: Yes

Protection & Smart Features

Protection & Smart Features specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
Battery Management / ProtectionBms: Yes Protection: Overvoltage, overload, overtemperature, short circuit, low temperature, low voltage and overcurrent Charging temperature: 0–45°C Discharging temperature: −10–45°CBms: Yes Protection: Overvoltage, overload, overtemperature, short circuit, low temperature, low voltage and overcurrent Charging temperature: 0–45°C Discharging temperature: −10–45°C
Connectivity / Smart FeaturesWi-Fi; Bluetooth; EcoFlow app; LCD power and battery displayWi-Fi; Bluetooth; EcoFlow app; LCD power and battery display

Physical & Package

Physical & Package specifications comparison
SpecificationEcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 2 Pro Portable Power Station
Dimensions / WeightDimensions: 270 × 260 × 196 mm Weight: 6.1 kgDimensions: 270 × 260 × 226 mm Weight: 7.8 kg
Portability / Noise / WarrantyPortability: Integrated carry handle Warranty: 5-year UK manufacturer warrantyPortability: Integrated carry handle Warranty: 5-year UK manufacturer warranty
In the BoxPower station, AC charging cable, user manual and warranty cardPower station, AC charging cable, user manual and warranty card

Similarities

  • Both accept up to 220 W of solar power.
  • Both are rated for 3,000 charge cycles.
  • Both have 3 USB outputs.
  • Same vehicle / alternator charging: 12V / 24V vehicle charging.
  • Same UPS / backup: eps: Yes.
  • Both are made by EcoFlow.

In summary

For most buyers the EcoFlow RIVER 2 Pro is the better buy; the EcoFlow RIVER 2 Max makes sense if you want a lighter build.

Back to compared products ↑

In-stock alternatives

EcoFlow RIVER 3 Plus Portable Power StationFor EcoFlow RIVER 2 Max Portable Power StationEcoFlow RIVER 3 Plus Portable Power StationView product ↗EcoFlow DELTA 2 Black E980 Portable Power StationFor EcoFlow RIVER 2 Max Portable Power StationEcoFlow DELTA 2 Black E980 Portable Power StationView product ↗EcoFlow RIVER 3 MaxFor EcoFlow RIVER 2 Pro Portable Power StationEcoFlow RIVER 3 MaxView product ↗EcoFlow RIVER 3 Portable Power StationFor EcoFlow RIVER 2 Pro Portable Power StationEcoFlow RIVER 3 Portable Power StationView product ↗

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