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  • DuroStar DS13000MXT
  • Generac #8063 GP9500ETF
  • Model DS13000MXT
    Model DS13000MXT

    DuroStar 10,500W Tri-Fuel Generator

    10500W
    Running
    74 dB
    Noise
    View details
  • Model #8063 GP9500ETF
    Model #8063 GP9500ETF

    Generac 9,500W Tri-Fuel Generator

    9500W
    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
SpecificationDuroStar DS13000MXTGenerac #8063 GP9500ETF
General
Product type
Generator
Generator
Fuel
Tri-Fuel
Tri-Fuel
InverterNoNo
Parallel capableNoNo
RV readyYesYes
Running watts
Winner: Winner: 10500 W
9500 W
Starting watts
Winner: Winner: 13000 W
12500 W
Noise (lower limit)
Winner: Winner: 74 dB
0 dB
Weight
Winner: Winner: 211 lbs
219 lbs
Run time @50% load
8.5 h
Winner: Winner: 9.5 h
Run time @25% load
17 h
14 h
Fuel tank
8.3 gal
7.5 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
30.5 x 27.3 x 26
27.5 x 27.1 x 27.6
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
Not available
Not available
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
Not available
Not available
Engine
Engine
500 cc OHV 4-stroke, cast iron sleeve
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 availableNot available
Running watts
10500 W
9500 W
Starting watts
13000 W
12500 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
9.5 h
Run time @25% load
17 h
14 h
Natural gasNot availableNot available
Running watts
9000 W
7000 W
Starting watts
11250 W
9000 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
PropaneNot availableNot available
Running watts
10000 W
8550 W
Starting watts
12500 W
11250 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
3.3 h
4.5 h
Run time @25% load
6.5 h
6 h
Other
Data center
Not available
Not available
Indicators
true
false
Compliance
EPA, ANSI/PGMA G300-2023
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Not available
true
UPC
811640017149
696471104523
Core / High-priority specs
Running Watts (Gasoline)
10500
9500
Running Watts (Propane)
10000
8550
Running Watts (Natural Gas)
9000
7000
Starting Watts (Gasoline)
13000
12500
Starting Watts (Propane)
12500
11250
Starting Watts (Natural Gas)
11250
9000
Runtime @ 50% Load (Gasoline)
8.5
9.5
Runtime @ 50% Load (Propane)
3.3
4.5
Runtime @ 25% Load (Gasoline)
17
14
Runtime @ 25% Load (Propane)
6.5
6
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
1x Duplex 120V 20A (5-20R) GFCI; 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
Engine Displacement
500
400
Cylinder Sleeve
cast iron sleeve
Not available
Alternator Winding Material
Copper windings
Not available
Engine Oil Type
Not available
10W-30 / SAE 30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
17
14
Runtime @ 50% Load (Gasoline)
8.5
9.5
Runtime @ 50% Load (Propane)
3.3
4.5
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection, CO monitoring
Low Oil ProtectionNoYes
Carbon Monoxide MonitoringYesYes
Included equipment
Mobility Components
Not available
Yes
Starting Components
Not available
Recoil, Electric
Fuel Connection Components
Not available
propane hose
Included Accessories
Funnel, tool kit, key fob, battery charger, natural gas hose with NPT adapter, propane hose, battery, and wheel kit
Oil, propane hose, battery, and wheel kit
Warranty & identification
Residential Warranty
Not available
3
Commercial Warranty
3
Not available
Additional specs
Summary
The DuroStar DS13000MXT is a 10,500-watt tri-fuel generator built for high-demand applications. Its tri-fuel capability (gasoline, propane, natural gas) and 13,000-watt starting capacity make it suitable for whole-house backup, RV power, and job-site work where fuel supply flexibility matters.
The Generac GP9500ETF is a 9,500-watt tri-fuel generator built for whole-house backup and job site power. Its ability to run on gasoline, propane, or natural gas means users gain real fuel flexibility when one source becomes scarce during extended outages. The 12,500 starting watts provide enough surge capacity to handle motor-driven loads like well pumps and air handler fans without tripping breakers. This is a stationary workhorse, not a portable unit.
  • Most Powerful
    DuroStar DS13000MXT
    10500W running
  • Quietest
    DuroStar DS13000MXT
    74 dB
  • Longest Runtime
    Generac #8063 GP9500ETF
    9.5h at 50% load
Where to buy
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DuroStar DS13000MXT
Store links
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Generac #8063 GP9500ETF
Store links
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