EcoFlow RIVER 3 Max Plus
EcoFlow

EcoFlow RIVER 3 Max Plus

73.7/100
A-
#34 of 194 overall
#11 in EcoFlow
$469$0.55/Wh
Under $500
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Where to Buy

Compare prices across 1 retailer

Price dropped 19%·Was $469 → $379

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EcoFlow Store
EcoFlow StoreBest Price
$379

Prices are checked periodically and may not reflect real-time changes. Always verify the final price on the retailer's website before purchasing.

Performance Matrix

Battery
858Wh
AC Output
600W
Solar Input
220W
Weight
4.7 kg· 10.4 lbs
Cycles
3000
UPS
10

Real-World Runtime Estimates

Pick an activity to see how long EcoFlow RIVER 3 Max Plus powers a typical loadout.

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Boats & Marine

Great· 100See all picks for Boats & Marine
Fish Finder (5W)145 hours
Mini Fridge (60W)· 35% duty34.7 hours
LED Lantern (10W)72.9 hours
Phone Charger (20W)36.5 hours
12V Water Pump (100W)· 30% duty24.3 hours

Runtimes are estimates. Fridges, AC units, humidifiers and similar devices are modeled with realistic duty cycles so numbers reflect average draw, not peak wattage.

Boats & Marine runtime estimates

  • Fish Finder (5W): 145 hours
  • Mini Fridge (60W): 34.7 hours
  • LED Lantern (10W): 72.9 hours
  • Phone Charger (20W): 36.5 hours
  • 12V Water Pump (100W): 24.3 hours

Camping runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • LED Lantern (10W): 72.9 hours
  • Portable Fan (40W): 18.2 hours
  • Phone Charger (20W): 36.5 hours
  • Laptop (65W): 11.2 hours

CPAP & Medical runtime estimates

  • CPAP Machine (40W): 20.3 hours
  • Humidifier (30W): 60.8 hours
  • Nebulizer (100W): 7.3 hours
  • Oxygen Concentrator (350W): 2.3 hours
  • Phone Charger (20W): 36.5 hours

Ice Fishing runtime estimates

  • Electric Ice Auger (500W): 1.5 hours
  • Fish Finder (5W): 145 hours
  • Space Heater (750W): 1.6 hours
  • Phone Charger (20W): 36.5 hours
  • LED Lantern (10W): 72.9 hours

Photography & Video runtime estimates

  • Camera Battery Charger (30W): 24.3 hours
  • LED Light Panel (100W): 7.3 hours
  • Drone Charger (70W): 10.4 hours
  • Laptop (65W): 11.2 hours
  • 27" Monitor (40W): 18.2 hours

Remote Work runtime estimates

  • Laptop (65W): 11.2 hours
  • 27" Monitor (40W): 18.2 hours
  • Router + Modem (30W): 24.3 hours
  • Phone Charger (20W): 36.5 hours
  • Desk Lamp (10W): 72.9 hours

Apartment Dweller runtime estimates

  • Router + Modem (30W): 24.3 hours
  • Laptop (65W): 11.2 hours
  • 55" TV (120W): 6.1 hours
  • Phone Charger (20W): 36.5 hours
  • Mini Fridge (60W): 34.7 hours

Budget Camping runtime estimates

  • Phone Charger (20W): 36.5 hours
  • LED Lantern (10W): 72.9 hours
  • Portable Fan (40W): 18.2 hours
  • Laptop (65W): 11.2 hours
  • Mini Fridge (60W): 34.7 hours

Home Backup runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • Router + Modem (30W): 24.3 hours
  • 55" TV (120W): 6.1 hours
  • Laptop (65W): 11.2 hours
  • Phone Charger (20W): 36.5 hours

Overlanding runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • LED Light Panel (100W): 7.3 hours
  • Laptop (65W): 11.2 hours
  • Phone Charger (20W): 36.5 hours
  • 12V Water Pump (100W): 24.3 hours

Van Life runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • 12V Water Pump (100W): 24.3 hours
  • LED Lantern (10W): 72.9 hours
  • Laptop (65W): 11.2 hours
  • Portable Fan (40W): 18.2 hours

Outdoor Events runtime estimates

  • PA Speaker (150W): 4.9 hours
  • Stage Light (200W): 3.6 hours
  • LED Light Panel (100W): 7.3 hours
  • Laptop (65W): 11.2 hours
  • Phone Charger (20W): 36.5 hours

Job Sites runtime estimates

  • Circular Saw (1800W): 0.4 hours
  • Corded Drill (700W): 1.0 hours
  • Air Compressor (1000W): 1.8 hours
  • Laptop (65W): 11.2 hours
  • Phone Charger (20W): 36.5 hours

Tailgating runtime estimates

  • 55" TV (120W): 6.1 hours
  • PA Speaker (150W): 4.9 hours
  • Mini Fridge (60W): 34.7 hours
  • Blender (500W): 1.5 hours
  • Phone Charger (20W): 36.5 hours

Emergency Preparedness runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • CPAP Machine (40W): 20.3 hours
  • Router + Modem (30W): 24.3 hours
  • LED Light Panel (100W): 7.3 hours
  • Phone Charger (20W): 36.5 hours

RV Life runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • 55" TV (120W): 6.1 hours
  • Laptop (65W): 11.2 hours
  • 12V Water Pump (100W): 24.3 hours
  • Coffee Maker (800W): 0.9 hours

Solar Setup runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • Laptop (65W): 11.2 hours
  • 12V Water Pump (100W): 24.3 hours
  • LED Light Panel (100W): 7.3 hours
  • 55" TV (120W): 6.1 hours

Food Trucks runtime estimates

  • Induction Cooktop (1800W): 0.4 hours
  • Blender (500W): 1.5 hours
  • Portable Freezer (120W): 17.4 hours
  • Coffee Maker (800W): 0.9 hours
  • LED Light Panel (100W): 7.3 hours

Off-Grid Living runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • Laptop (65W): 11.2 hours
  • LED Light Panel (100W): 7.3 hours
  • 12V Water Pump (100W): 24.3 hours
  • Induction Cooktop (1800W): 0.4 hours

Whole Home Backup runtime estimates

  • Mini Fridge (60W): 34.7 hours
  • Portable Freezer (120W): 17.4 hours
  • Router + Modem (30W): 24.3 hours
  • 55" TV (120W): 6.1 hours
  • Space Heater (750W): 1.6 hours

Pros

  • Strong Energy Density Wh Per Kg: 181.8
  • Strong Noise Level: 30
  • Strong Weight: 4.72
  • Strong Portable: Yes
  • Strong Expandable Capacity: Yes

Cons

  • Low Battery Lifespan Cycles: 3000
  • Low Warranty: 2
  • Limited data for comparison

Not Recommended

Food TrucksOff-Grid LivingWhole Home Backup

Technical Score Breakdown

Physical100
Charging85.6
Advanced Features66.7
AC Power61
Price96.9
Connectivity75
Battery63.9
Warranty51

Capacity Position

EcoFlow RIVER 3 Max Plus
90 Wh858 Wh6,144 Wh

Technical Specifications

Product Info
Model Name
RIVER 3 Max Plus
Product Url
https://us.ecoflow.com/products/river-3-max-plus-river-3-plus-extra-battery-600?variant=54335221137481
Brand
EcoFlow
Price
Price Description
Sale price $469 (regular $717). Spring Sale 2026. Includes RIVER 3 Plus (286Wh) + EB600 Extra Battery (572Wh) = 858Wh total system.
Bundle Price
469.00
Base Price
469.00
Cost Per Wh
0.55
Physical
Dimensions
23.4 x 23.1 x 14.7 cm
Operating Temp
Charge: 0°C to 45°C; Discharge: -10°C to 45°C
Energy Density Wh Per Kg
181.8
Noise Level
30
Weight
4.72
Portable
Yes
Battery
Extra Battery Capacity
572
Max Extra Batteries
1
Battery Capacity Wh
858
Battery Lifespan Cycles
3000
Expandable Capacity
Yes
AC Power
Ac Output Amps
3 outlets
Ac Power Continuous
600
Ac Power Surge
1200
Ac Wave Quality
Pure Sine Wave
Charging
Solar Connector Type
XT60i
Solar Panel Compatibility
EcoFlow solar panels up to 220W
Charger Type
X-Stream AC (380W), Solar (220W), Car/Alternator (220W, 11-55V)
Max Solar Panels
—
Max Solar Input
220
Ac Charge Speed
60
Pass Through Charging
Yes
Smart Charging
Yes
Fast Charging
Yes
DC Power
Dc Output
—
Advanced Features
Ups Functionality
Yes
Ups Switch Time
10
Parallel Expansion
No
Connectivity
Wireless Charging
No
App Control
Yes
Bluetooth
Yes
Wifi Connectivity
Yes
Warranty
Warranty
2

Competitor Comparison

Side‑by‑side specs vs 3 similar models in the same capacity and price range.

Spec
EcoFlow RIVER 3 Max Plus
This model
EcoFlow RIVER 3 Max Plus
73.7 / A-
EcoFlow RIVER 2 Pro
EcoFlow DELTA 3 1000 Air
OUPES Exodus 1200
OUPES
OUPES Exodus 1200
68.4 / B+
Overall score73.771.168.968.4
Capacity858 Wh768 Wh960 Wh992 Wh
AC output600 W800 W500 W1,200 W
Weight4.7 kg · 10.4 lbs8.3 kg · 18.2 lbs9.9 kg · 21.8 lbs10.5 kg · 23.1 lbs
Battery cycles3,0003,0003,0003,500
UPS switch time10 ms30 ms10 ms20 ms
Max solar input220 W220 W500 W240 W
Price$469$599$499$549
Cost per Wh$0.55/Wh$0.78/Wh$0.52/Wh$0.55/Wh

Green value + dot = best in that row. Similar models selected from the same capacity tier, priced within ±40%.

All EcoFlow Reviews →Best Under $500 Stations →Best Under $500 →Best for camping →Best for photography video →