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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 XP9000iH
  • Genmax GM5500XiD
  • Model XP9000iH
    Model XP9000iH

    DuroMax 7,600W Dual-Fuel Generator

    7600W
    Running
    68 dB
    Noise
    View details
  • Model GM5500XiD
    Model GM5500XiD

    Genmax 4,000W Dual-Fuel Generator

    4000W
    Running
    68 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 @25%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationDuroMax XP9000iHGenmax GM5500XiD
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Dual-Fuel
InverterYesYes
Parallel capableYesYes
RV readyNoYes
Running watts
Winner: Winner: 7600 W
4000 W
Starting watts
Winner: Winner: 9000 W
5500 W
Noise (lower limit)
Winner: Winner: 68 dB
Winner: Winner: 68 dB
Weight
237 lbs
Winner: Winner: 68 lbs
Run time @50% load
11/4.5 h
Not available—
Run time @25% load
Not available—
Winner: Winner: 11 h
Fuel tank
6.9 gal
2.2 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
27 x 21 x 25
23.1 x 18.5 x 17.8
Electrical
Voltage (AC)
120/240
120
Voltage (DC)
5
5
GFCI outletsYesNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<5% %
≤3% %
Engine
Engine
459 cc OHV 4-stroke, cast iron sleeve
160 cc OHV 4-stroke engine.
Alternator
Not available—
Not available—
Starting system
Recoil, Electric, Remote
Recoil
Warranty
Warranty
3 years
1 years
Power by fuel
GasolineNot available—Not available—
Running watts
7600 W
4000 W
Starting watts
9000 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
11 h
8 h
Run time @25% load
20 h
11 h
PropaneNot available—Not available—
Running watts
7200 W
3600 W
Starting watts
8550 W
4950 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
4.5 h
12.5 h
Run time @25% load
9 h
17.5 h
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA, ANSI/PGMA G300-2023
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
Floating
UPC
811640016364
860013299040
Core / High-priority specs
Running Watts (Gasoline)
7600
4000
Running Watts (Propane)
7200
3600
Starting Watts (Gasoline)
9000
5500
Starting Watts (Propane)
8550
4950
Runtime @ 50% Load (Gasoline)
11
8
Runtime @ 50% Load (Propane)
4.5
12.5
Runtime @ 25% Load (Gasoline)
20
11
Runtime @ 25% Load (Propane)
9
17.5
AC Outlet Types
AC outlets2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R)
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke with cast iron sleeve
OHV 4-stroke engine
Engine Displacement
459
160
Cylinder Sleeve
cast iron sleeve
Not available—
Engine Oil Type
Not available—
SAE 10W/30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
20
11
Runtime @ 50% Load (Gasoline)
11
8
Runtime @ 50% Load (Propane)
4.5
12.5
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Recoil, Electric, Remote
Not available—
Included Accessories
Funnel, tool kit, key fob, battery charger, propane hose, and battery
Oil, funnel, tool kit, propane hose, and wheel kit
Warranty & identification
Commercial Warranty
3
Not available—
Additional specs
Summary
The DuroMax XP9000iH is a dual-fuel generator with a rated wattage of 7600 watts and a peak wattage of 9000 watts. It features multiple outlets and advanced starting options.
The Genmax GM5500XiD is a 4000-watt dual-fuel inverter generator that handles essential household loads, power tools, and RV systems simultaneously. Running on gasoline or propane, it delivers clean 3% THD output safe for laptops and televisions. At 68 pounds with a wheel kit included, this unit moves easily between storage and deployment.
  • Most Powerful
    DuroMax XP9000iH
    7600W running
  • Quietest
    DuroMax XP9000iH
    68 dB
  • Longest Runtime
    h at 50% load
Where to buy
Prices can change. We update these automatically.
DuroMax XP9000iH
Store links
No links yet.
Genmax GM5500XiD
Store links
No links yet.
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