Skip to content
Skip to main content

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 XP13000HX
  • DuroStar DS11000DX
  • Model XP13000HX
    Model XP13000HX

    DuroMax 10,500W Dual-Fuel Generator

    10500W
    Running
    74 dB
    Noise
    View details
  • Model DS11000DX
    Model DS11000DX

    DuroStar 9,000W Dual-Fuel Generator

    9000W
    Running
    74 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 XP13000HXDuroStar DS11000DX
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Dual-Fuel
InverterNoNo
Parallel capableNoNo
RV readyYesYes
Running watts
Winner: Winner: 10500 W
9000 W
Starting watts
Winner: Winner: 13000 W
11000 W
Noise (lower limit)
Winner: Winner: 74 dB
Winner: Winner: 74 dB
Weight
240 lbs
Winner: Winner: 230 lbs
Run time @50% load
8.5 h
Winner: Winner: 9 h
Run time @25% load
17 h
19 h
Fuel tank
8.3 gal
8.3 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
29 x 30 x 26
29 x 30 x 26 in
Electrical
Voltage (AC)
120/240V 60 Hz
120/240V 60 Hz
Voltage (DC)
Not available
Not available
GFCI outletsYesYes
Covered outletsNoNo
Automatic Voltage RegulationYesYes
THD
Not available
Not available
Engine
Engine
500 cc OHV 4-stroke, cast iron sleeve
457 cc OHV 4-stroke, cast iron sleeve
Alternator
Not available
Not available
Starting system
Recoil, Electric
Recoil, Electric
Warranty
Warranty
5 years
5 years
Power by fuel
GasolineNot availableNot available
Running watts
10500 W
9000 W
Starting watts
13000 W
11000 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
8.5 h
9 h
Run time @25% load
17 h
19 h
PropaneNot availableNot available
Running watts
9975 W
8550 W
Starting watts
12350 W
10450 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
3.2 h
3.5 h
Run time @25% load
6.5 h
7 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Not available
Not available
UPC
811640016234
811640016722
Core / High-priority specs
Running Watts (Gasoline)
10500
9000
Running Watts (Propane)
9975
8550
Starting Watts (Gasoline)
13000
11000
Starting Watts (Propane)
12350
10450
Runtime @ 50% Load (Gasoline)
8.5
9
Runtime @ 50% Load (Propane)
3.2
3.5
Runtime @ 25% Load (Gasoline)
17
19
Runtime @ 25% Load (Propane)
6.5
7
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke, cast iron sleeve
OHV 4-stroke, cast iron sleeve
Engine Displacement
500
457
Cylinder Sleeve
Cast iron sleeve
cast iron sleeve
Alternator Winding Material
Copper
Copper windings
Engine Oil Type
Not available
10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
17
19
Runtime @ 50% Load (Gasoline)
8.5
9
Runtime @ 50% Load (Propane)
3.2
3.5
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Mobility Components
Not available
Wheel kit
Starting Components
Recoil, Electric
Not available
Included Accessories
Funnel, tool kit, propane hose, battery, and wheel kit
Funnel, tool kit, propane hose, battery, and wheel kit
Warranty & identification
Commercial Warranty
5
Not available
Additional specs
Summary
The DuroMax XP13000HX is a 10,500-watt dual-fuel generator built to power job sites, home backup systems, and RV setups without compromise. Running on gasoline or propane, this unit delivers 13,000 peak watts, enough to start large air compressors, well pumps, and multiple power tools simultaneously. The 500cc OHV engine with cast iron sleeve handles sustained loads that would overwhelm smaller portables. At 74 decibels, it operates quietly enough for residential neighborhoods, though the 240-pound frame demands serious planning for transport and storage.
The DuroStar DS11000DX is a 9,000-watt dual fuel generator built around a 457cc OHV engine with cast iron sleeves. This wattage places it squarely in the home backup and light job site category. On gasoline, it runs 9 hours at half load and 19 hours at quarter load. On propane, runtime drops to 3.5 hours at half load and 7 hours at quarter load, making gasoline the practical choice for extended outages. The dual fuel option gives users flexibility when propane is more accessible or economical, though gasoline delivers longer operating windows per tank. At 74 dB, the noise level sits in the moderate range for this power class, meaning it will be audible but not prohibitively loud in residential settings. The 8.3-gallon fuel tank combined with the quarter-load runtime means users can stretch a single fill to nearly a full day of light operation.
  • Most Powerful
    DuroMax XP13000HX
    10500W running
  • Quietest
    DuroMax XP13000HX
    74 dB
  • Longest Runtime
    DuroStar DS11000DX
    9h at 50% load
Where to buy
Prices can change. We update these automatically.
DuroMax XP13000HX
Store links
No links yet.
DuroStar DS11000DX
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.