EcoFlow River 2 Max 500
EcoFlow

EcoFlow River 2 Max 500

61.3/100
B
#104 of 194 overall
#22 in EcoFlow
$299$0.6/Wh
Under $300
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Where to Buy

Compare prices across 2 retailers · Save up to $43

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Amazon
AmazonBest Price
$256
Lowest price
EcoFlow Store
EcoFlow Store
$299

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
499Wh
AC Output
500W
Solar Input
220W
Weight
6.1 kg· 13.4 lbs
Cycles
3000
UPS
30

Real-World Runtime Estimates

Pick an activity to see how long EcoFlow River 2 Max 500 powers a typical loadout.

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Ice Fishing

Great· 100See all picks for Ice Fishing
Electric Ice Auger (500W)0.8 hours
Fish Finder (5W)84.8 hours
Space Heater (750W)· 60% duty0.9 hours
Phone Charger (20W)21.2 hours
LED Lantern (10W)42.4 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.

Ice Fishing runtime estimates

  • Electric Ice Auger (500W): 0.8 hours
  • Fish Finder (5W): 84.8 hours
  • Space Heater (750W): 0.9 hours
  • Phone Charger (20W): 21.2 hours
  • LED Lantern (10W): 42.4 hours

Camping runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • LED Lantern (10W): 42.4 hours
  • Portable Fan (40W): 10.6 hours
  • Phone Charger (20W): 21.2 hours
  • Laptop (65W): 6.5 hours

Photography & Video runtime estimates

  • Camera Battery Charger (30W): 14.1 hours
  • LED Light Panel (100W): 4.2 hours
  • Drone Charger (70W): 6.1 hours
  • Laptop (65W): 6.5 hours
  • 27" Monitor (40W): 10.6 hours

Budget Camping runtime estimates

  • Phone Charger (20W): 21.2 hours
  • LED Lantern (10W): 42.4 hours
  • Portable Fan (40W): 10.6 hours
  • Laptop (65W): 6.5 hours
  • Mini Fridge (60W): 20.2 hours

Boats & Marine runtime estimates

  • Fish Finder (5W): 84.8 hours
  • Mini Fridge (60W): 20.2 hours
  • LED Lantern (10W): 42.4 hours
  • Phone Charger (20W): 21.2 hours
  • 12V Water Pump (100W): 14.1 hours

CPAP & Medical runtime estimates

  • CPAP Machine (40W): 11.8 hours
  • Humidifier (30W): 35.3 hours
  • Nebulizer (100W): 4.2 hours
  • Oxygen Concentrator (350W): 1.3 hours
  • Phone Charger (20W): 21.2 hours

Overlanding runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • LED Light Panel (100W): 4.2 hours
  • Laptop (65W): 6.5 hours
  • Phone Charger (20W): 21.2 hours
  • 12V Water Pump (100W): 14.1 hours

Job Sites runtime estimates

  • Circular Saw (1800W): 0.2 hours
  • Corded Drill (700W): 0.6 hours
  • Air Compressor (1000W): 1.1 hours
  • Laptop (65W): 6.5 hours
  • Phone Charger (20W): 21.2 hours

Tailgating runtime estimates

  • 55" TV (120W): 3.5 hours
  • PA Speaker (150W): 2.8 hours
  • Mini Fridge (60W): 20.2 hours
  • Blender (500W): 0.8 hours
  • Phone Charger (20W): 21.2 hours

Remote Work runtime estimates

  • Laptop (65W): 6.5 hours
  • 27" Monitor (40W): 10.6 hours
  • Router + Modem (30W): 14.1 hours
  • Phone Charger (20W): 21.2 hours
  • Desk Lamp (10W): 42.4 hours

Van Life runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • 12V Water Pump (100W): 14.1 hours
  • LED Lantern (10W): 42.4 hours
  • Laptop (65W): 6.5 hours
  • Portable Fan (40W): 10.6 hours

Apartment Dweller runtime estimates

  • Router + Modem (30W): 14.1 hours
  • Laptop (65W): 6.5 hours
  • 55" TV (120W): 3.5 hours
  • Phone Charger (20W): 21.2 hours
  • Mini Fridge (60W): 20.2 hours

Outdoor Events runtime estimates

  • PA Speaker (150W): 2.8 hours
  • Stage Light (200W): 2.1 hours
  • LED Light Panel (100W): 4.2 hours
  • Laptop (65W): 6.5 hours
  • Phone Charger (20W): 21.2 hours

Emergency Preparedness runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • CPAP Machine (40W): 11.8 hours
  • Router + Modem (30W): 14.1 hours
  • LED Light Panel (100W): 4.2 hours
  • Phone Charger (20W): 21.2 hours

RV Life runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • 55" TV (120W): 3.5 hours
  • Laptop (65W): 6.5 hours
  • 12V Water Pump (100W): 14.1 hours
  • Coffee Maker (800W): 0.5 hours

Solar Setup runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • Laptop (65W): 6.5 hours
  • 12V Water Pump (100W): 14.1 hours
  • LED Light Panel (100W): 4.2 hours
  • 55" TV (120W): 3.5 hours

Off-Grid Living runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • Laptop (65W): 6.5 hours
  • LED Light Panel (100W): 4.2 hours
  • 12V Water Pump (100W): 14.1 hours
  • Induction Cooktop (1800W): 0.2 hours

Food Trucks runtime estimates

  • Induction Cooktop (1800W): 0.2 hours
  • Blender (500W): 0.8 hours
  • Portable Freezer (120W): 10.1 hours
  • Coffee Maker (800W): 0.5 hours
  • LED Light Panel (100W): 4.2 hours

Home Backup runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • Router + Modem (30W): 14.1 hours
  • 55" TV (120W): 3.5 hours
  • Laptop (65W): 6.5 hours
  • Phone Charger (20W): 21.2 hours

Whole Home Backup runtime estimates

  • Mini Fridge (60W): 20.2 hours
  • Portable Freezer (120W): 10.1 hours
  • Router + Modem (30W): 14.1 hours
  • 55" TV (120W): 3.5 hours
  • Space Heater (750W): 0.9 hours

Pros

  • Strong Ac Charge Speed: 60
  • Strong App Control: Yes
  • Strong Fast Charging: Yes
  • Strong Portable: Yes
  • Strong Weight: 6.1

Cons

  • Low Battery Lifespan Cycles: 3000
  • Low Ac Power Surge: 1000
  • Low Expandable Capacity: No
  • Low Ups Functionality: EPS
  • Low Ups Switch Time: 30

Not Recommended

Food TrucksHome BackupWhole Home Backup

Technical Score Breakdown

Warranty100
Physical89.6
Connectivity75
Battery29.4
Price93.8
Charging85.6
AC Power58.1
Advanced Features21.5

Capacity Position

EcoFlow River 2 Max 500
90 Wh499 Wh6,144 Wh

Technical Specifications

Price
Bundle Price
$449.00
Price Description
Current price $299 on EcoFlow US store
Base Price
299.00
Cost Per Wh
0.60
Product Info
Model Name
RIVER 2 Max 500
Product Url
https://us.ecoflow.com/products/river-2-max-500-portable-power-station
Brand
EcoFlow
Physical
Dimensions
27 x 26 x 19.6 cm
Operating Temp
-10°C to 45°C (discharge); 0°C to 45°C (charge)
Noise Level
45
Energy Density Wh Per Kg
81.8
Portable
Yes
Weight
6.1
DC Power
Dc Output
12.6V/10A car outlet (126W), 2x DC5521 12.6V/3A (37W each)
Charging
Charger Type
X-Stream (AC), MPPT (Solar)
Solar Connector Type
XT60i
Solar Panel Compatibility
Compatible with EcoFlow portable solar panels, 11-50V 13A max
Max Solar Panels
2
Max Solar Input
220
Ac Charge Speed
60
Fast Charging
Yes
Pass Through Charging
Yes
Smart Charging
Yes
Battery
Max Extra Batteries
0
Extra Battery Capacity
No
Battery Capacity Wh
499
Battery Lifespan Cycles
3000
Expandable Capacity
No
AC Power
Ac Output Amps
—
Ac Power Continuous
500
Ac Power Surge
1000
Ac Wave Quality
Pure Sine Wave
Connectivity
App Control
Yes
Bluetooth
Yes
Wifi Connectivity
Yes
Wireless Charging
No
Advanced Features
Ups Functionality
EPS
Ups Switch Time
30
Parallel Expansion
No
Warranty
Warranty
5

Competitor Comparison

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

Spec
EcoFlow River 2 Max 500
This model
EcoFlow River 2 Max 500
61.3 / B
VTOMAN FlashSpeed 600
Bluetti AC50B
Renogy Phoenix 500
Overall score61.365.661.861.2
Capacity499 Wh499 Wh448 Wh495 Wh
AC output500 W600 W700 W800 W
Weight6.1 kg · 13.4 lbs7.2 kg · 15.9 lbs7.5 kg · 16.5 lbs7.6 kg · 16.8 lbs
Battery cycles3,0003,0003,000600
UPS switch time30 ms20 ms20 ms20 ms
Max solar input220 W200 W120 W200 W
Price$299$200$279$280
Cost per Wh$0.60/Wh$0.40/Wh$0.62/Wh$0.57/Wh

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

All EcoFlow Reviews →Best Under $300 Stations →Best Under $300 →Best for ice fishing →Best for camping →