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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.

  • Genmax GM6250iET
  • WEN DF8000X
  • Model GM6250iET
    Model GM6250iET

    Genmax 5,500W Tri-Fuel Generator

    5500W
    Running
    66 dB
    Noise
    View details
  • Model DF8000X
    Model DF8000X

    WEN 6,500W Dual-Fuel Generator

    6500W
    Running
    0 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
SpecificationGenmax GM6250iETWEN DF8000X
General
Product type
Generator
Generator
Fuel
Tri-Fuel
Dual-Fuel
InverterYesNo
Parallel capableYesNo
RV readyYesYes
Running watts
5500 W
Winner: Winner: 6500 W
Starting watts
6250 W
Winner: Winner: 8000 W
Noise (lower limit)
Winner: Winner: 66 dB
0 dB
Weight
Winner: Winner: 102.6 lbs
138.8 lbs
Run time @50% load
Not available—
Winner: Winner: 10.5 h
Run time @25% load
10 h
Not available—
Fuel tank
3 gal
6.7 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
22.8 x 17.8 x 19.7
28.5 x 24.6 x 25
Electrical
Voltage (AC)
120/240
120/240V 60 Hz
Voltage (DC)
5
12
GFCI outletsYesNo
Covered outletsYesNo
Automatic Voltage RegulationYesYes
THD
3 %
Not available—
Engine
Engine
224 cc OHV 4-stroke
340 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric, Remote
Recoil, Electric
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
5500 W
6500 W
Starting watts
6250 W
8000 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
Not available—
10.5 h
Run time @25% load
10 h
Not available—
Natural gasNot available—Not available—
Running watts
4500 W
Not available—
Starting watts
5000 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
Not available—
Not available—
Run time @25% load
Not available—
Not available—
PropaneNot available—Not available—
Running watts
5000 W
5850 W
Starting watts
5500 W
7200 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
Not available—
Not available—
Run time @25% load
11 h
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
EPA, ANSI/PGMA G300-2023
EPA
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
Floating
UPC
784482491296
44459478003
Core / High-priority specs
Running Watts (Gasoline)
5500
6500
Running Watts (Propane)
5000
5850
Running Watts (Natural Gas)
4500
Not available—
Starting Watts (Gasoline)
6250
8000
Starting Watts (Propane)
5500
7200
Starting Watts (Natural Gas)
5000
Not available—
Runtime @ 50% Load (Gasoline)
Not available—
10.5
Runtime @ 25% Load (Gasoline)
10
Not available—
Runtime @ 25% Load (Propane)
11
Not available—
AC Outlet Types
1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 50A (14-50R)
2x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R); 1x 120/240V 30A (L14-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
224 cc OHV 4-stroke
OHV 4-stroke
Engine Displacement
224
340
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
10
Not available—
Runtime @ 50% Load (Gasoline)
Not available—
10.5
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Recoil, Electric, Remote
Not available—
Included Accessories
Funnel, tool kit, key fob, battery charger, cover, and battery
Funnel, tool kit, propane hose, battery, and wheel kit
Warranty & identification
Commercial Warranty
3
3
Additional specs
Summary
The Genmax GM6250iET is a 5,500-watt tri-fuel inverter generator built for users who need substantial backup power without sacrificing electronics protection. Its 3% THD rating means it can safely power laptops, refrigerators, and air conditioning units simultaneously, while the tri-fuel capability lets owners switch between gasoline, propane, and natural gas depending on availability. This combination of clean power and fuel flexibility makes it a practical choice for RV owners, homeowners facing extended outages, and job sites where power quality matters as much as raw wattage.
The WEN DF8000X is an 8000-watt dual fuel portable generator featuring electric start, a 340cc engine, and a CO shutdown sensor, suitable for both home backup and recreational use.
  • Most Powerful
    WEN DF8000X
    6500W running
  • Quietest
    Genmax GM6250iET
    66 dB
  • Longest Runtime
    WEN DF8000X
    10.5h at 50% load
Where to buy
Prices can change. We update these automatically.
Genmax GM6250iET
Store links
No links yet.
WEN DF8000X
Store links
No links yet.
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