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Compare Generators Side-by-Side

Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.

  • WEN DF680iX
  • Yamaha EF6300iSDE
  • Model DF680iX
    Model DF680iX

    WEN 5,100W Dual-Fuel Generator

    5100W
    Running
    64 dB
    Noise
    View details
  • Model EF6300iSDE
    Model EF6300iSDE

    Yamaha 5,500W Gas Generator

    5500W
    Running
    58 dB
    Noise
    View details
Quick charts
Each chart uses its own Y-axis scale (so numbers are comparable within a chart).
Running watts
W
Starting watts
W
Noise
dB
Runtime @50%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationWEN DF680iXYamaha EF6300iSDE
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Gasoline
InverterYesYes
Parallel capableYesNo
RV readyYesNo
Running watts
5100 W
Winner: Winner: 5500 W
Starting watts
Winner: Winner: 6800 W
6300 W
Noise (lower limit)
64 dB
Winner: Winner: 58 dB
Weight
Winner: Winner: 94.8 lbs
216 lbs
Run time @50% load
Winner: Winner: 6.1 h
5 h
Run time @25% load
Not available—
13.3 h
Fuel tank
2.9 gal
4.5 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
22.8 x 16.6 x 19.7
30.7 x 24.3 x 27.2
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
12
Not available—
GFCI outletsNoYes
Covered outletsYesNo
Automatic Voltage RegulationYesYes
THD
1.2 %
<4.0% %
Engine
Engine
224 cc OHV 4-stroke
357 cc Yamaha MZ360 OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric
Electric
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
5100 W
5500 W
Starting watts
6800 W
6300 W
Running amps (120V)
Not available—
Not available—
Running amps (240V)
Not available—
Not available—
Peak amps (120V)
Not available—
Not available—
Peak amps (240V)
Not available—
Not available—
Run time @50% load
6.1 h
Not available—
Run time @25% load
Not available—
13.3 h
PropaneNot available—Not available—
Running watts
4500 W
Not available—
Starting watts
6000 W
Not available—
Running amps (120V)
Not available—
Not available—
Running amps (240V)
Not available—
Not available—
Peak amps (120V)
Not available—
Not available—
Peak amps (240V)
Not available—
Not available—
Run time @50% load
9 h
Not available—
Run time @25% load
Not available—
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
EPA, ANSI/PGMA G300-2023
CARB, EPA
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
true
UPC
44459096801
765053849371
Core / High-priority specs
Running Watts (Gasoline)
5100
5500
Running Watts (Propane)
4500
Not available—
Starting Watts (Gasoline)
6800
6300
Starting Watts (Propane)
6000
Not available—
Runtime @ 50% Load (Gasoline)
6.1
Not available—
Runtime @ 50% Load (Propane)
9
Not available—
Runtime @ 25% Load (Gasoline)
Not available—
13.3
AC Outlet Types
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R); 1x 120/240V 30A (L14-30R)
1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
224
357
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
Not available—
13.3
Runtime @ 50% Load (Gasoline)
6.1
Not available—
Runtime @ 50% Load (Propane)
9
Not available—
Safety & compliance
Overload Protection System
Not available—
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Included Accessories
Oil, funnel, tool kit, propane hose, and battery
Battery
Warranty & identification
Part Number
Not available—
EF63ISDEX
Additional specs
Summary
The WEN DF680iX is a 6800-watt dual fuel inverter generator designed for versatility and convenience, featuring electric start, CO shutdown sensor, and compatibility with both gasoline and propane fuels.
The Yamaha EF6300iSDE is a powerful and advanced inverter generator, ideal for emergency backup, recreational use, and DIY projects. It offers a maximum output of 6300 watts and operates quietly between 58 to 64 decibels.
  • Most Powerful
    Yamaha EF6300iSDE
    5500W running
  • Quietest
    Yamaha EF6300iSDE
    58 dB
  • Longest Runtime
    WEN DF680iX
    6.1h at 50% load
Where to buy
Prices can change. We update these automatically.
WEN DF680iX
Store links
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Yamaha EF6300iSDE
Store links
No links yet.
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