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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.

  • DuroMax XP7000iH
  • Genmax GM6250iET
  • Model XP7000iH
    Model XP7000iH

    DuroMax 5,500W Dual-Fuel Generator

    5500W
    Running
    62 dB
    Noise
    View details
  • Model GM6250iET
    Model GM6250iET

    Genmax 5,500W Tri-Fuel Generator

    5500W
    Running
    66 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
SpecificationDuroMax XP7000iHGenmax GM6250iET
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Tri-Fuel
InverterYesYes
Parallel capableYesYes
RV readyNoYes
Running watts
Winner: Winner: 5500 W
Winner: Winner: 5500 W
Starting watts
Winner: Winner: 7000 W
6250 W
Noise (lower limit)
Winner: Winner: 62 dB
66 dB
Weight
128 lbs
Winner: Winner: 102.6 lbs
Run time @50% load
Winner: Winner: 8 h
Not available—
Run time @25% load
16 h
10 h
Fuel tank
3 gal
3 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
25.1 x 19.4 x 21.4
22.8 x 17.8 x 19.7
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
Not available—
5
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<3% %
3 %
Engine
Engine
320 cc OHV 4-stroke
224 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric, Remote
Recoil, Electric, Remote
Warranty
Warranty
5 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
5500 W
5500 W
Starting watts
7000 W
6250 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
8 h
Not available—
Run time @25% load
16 h
10 h
PropaneNot available—Not available—
Running watts
5225 W
5000 W
Starting watts
6650 W
5500 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
7 h
Not available—
Run time @25% load
13 h
11 h
Natural gasNot available—Not available—
Running watts
Not available—
4500 W
Starting watts
Not available—
5000 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
Not available—
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
EPA
EPA, ANSI/PGMA G300-2023
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
true
UPC
811640017019
784482491296
Core / High-priority specs
Running Watts (Gasoline)
5500
5500
Running Watts (Propane)
5225
5000
Running Watts (Natural Gas)
Not available—
4500
Starting Watts (Gasoline)
7000
6250
Starting Watts (Propane)
6650
5500
Starting Watts (Natural Gas)
Not available—
5000
Runtime @ 50% Load (Gasoline)
8
Not available—
Runtime @ 50% Load (Propane)
7
Not available—
Runtime @ 25% Load (Gasoline)
16
10
Runtime @ 25% Load (Propane)
13
11
AC Outlet Types
1x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R)
1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
320 cc OHV 4-stroke
224 cc OHV 4-stroke
Engine Displacement
320
224
Alternator Winding Material
Copper windings
Not available—
Engine Oil Type
10W-30
Not available—
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
16
10
Runtime @ 50% Load (Gasoline)
8
Not available—
Runtime @ 50% Load (Propane)
7
Not available—
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Recoil, Electric, Remote
Recoil, Electric, Remote
Included Accessories
Funnel, tool kit, key fob, battery charger, propane hose, and battery
Funnel, tool kit, key fob, battery charger, cover, and battery
Warranty & identification
Commercial Warranty
5
3
Additional specs
Summary
The DuroMax XP7000iH is a 5,500-watt dual-fuel inverter generator that bridges home backup and jobsite power. Running on gasoline or propane, it delivers 7,000 peak watts for starting heavy loads like air conditioners and refrigerators, then sustains 5,500 watts for continuous operation. This wattage class handles most household circuits, multiple power tools, or a small construction setup, but cannot power an entire home simultaneously with major appliances running. The dual-fuel flexibility means you can switch between gasoline and propane depending on availability and storage constraints, a significant advantage for users who want fuel redundancy during extended outages.
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.
  • Most Powerful
    DuroMax XP7000iH
    5500W running
  • Quietest
    DuroMax XP7000iH
    62 dB
  • Longest Runtime
    DuroMax XP7000iH
    8h at 50% load
Where to buy
Prices can change. We update these automatically.
DuroMax XP7000iH
Store links
No links yet.
Genmax GM6250iET
Store links
No links yet.
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