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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 XP13000E
  • NorthStar c15000s
  • Model XP13000E
    Model XP13000E

    DuroMax 10,500W Gas Generator

    10500W
    Running
    74 dB
    Noise
    View details
  • Model c15000s
    Model c15000s

    NorthStar 13,500W Gas Generator

    13500W
    Running
    73 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 XP13000ENorthStar c15000s
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyYesNo
Running watts
10500 W
Winner: Winner: 13500 W
Starting watts
13000 W
Winner: Winner: 15000 W
Noise (lower limit)
74 dB
Winner: Winner: 73 dB
Weight
Winner: Winner: 236 lbs
390 lbs
Run time @50% load
8 h
Winner: Winner: 10.6 h
Run time @25% load
17 h
Not available—
Fuel tank
8.3 gal
12 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
29 x 30 x 26
43 x 36 x 35
Electrical
Voltage (AC)
120/240V 60 Hz
120/240V 60 Hz
Voltage (DC)
12
Not available—
GFCI outletsYesYes
Covered outletsNoYes
Automatic Voltage RegulationYesYes
THD
12 %
<5% %
Engine
Engine
500 cc DuroMax OHV 4-stroke, cast iron sleeve
688 cc Honda GX690 OHV V-Twin
Alternator
Not available—
Not available—
Starting system
Recoil, Electric
Electric
Warranty
Warranty
3 years
4 years
Power by fuel
GasolineNot available—Not available—
Running watts
10500 W
13500 W
Starting watts
13000 W
15000 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
10.6 h
Run time @25% load
17 h
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
false
Compliance
CARB, EPA
CARB, EPA
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
Not available—
true
UPC
811640015718
840321737861
Core / High-priority specs
Running Watts (Gasoline)
10500
13500
Starting Watts (Gasoline)
13000
15000
Runtime @ 50% Load (Gasoline)
8
10.6
Runtime @ 25% Load (Gasoline)
17
Not available—
AC Outlet Types
1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
3x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)1x 120/240V 60A (14-60R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
Honda GX690 OHV V-Twin
Engine Displacement
500
688
Cylinder Sleeve
cast iron sleeve
Not available—
Alternator Winding Material
Copper windings
Not available—
Engine Oil Type
10W-30
Not available—
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
17
Not available—
Runtime @ 50% Load (Gasoline)
8
10.6
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Starting Components
Recoil, Electric
Not available—
Included Accessories
Funnel, tool kit, battery charging cables, battery, and wheel kit
Funnel, battery, and wheel kit
Warranty & identification
Commercial Warranty
3
4
Additional specs
Summary
The DuroMax XP13000E is a gasoline-powered generator with a rated wattage of 10500 watts and a peak wattage of 13000 watts, making it suitable for heavy-duty applications requiring high power output.
The NorthStar c15000s is a commercial-grade portable generator powered by a Honda GX690 OHV engine, delivering 15,000 surge watts and 13,500 rated watts. It features Quiet Armor Technology for reduced noise, a built-in battery charger/maintainer, and carbon monoxide detection with automatic shutdown for enhanced safety.
  • Most Powerful
    NorthStar c15000s
    13500W running
  • Quietest
    NorthStar c15000s
    73 dB
  • Longest Runtime
    NorthStar c15000s
    10.6h at 50% load
Where to buy
Prices can change. We update these automatically.
DuroMax XP13000E
Store links
No links yet.
NorthStar c15000s
Store links
No links yet.
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