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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.

  • Cummins Onan P9500df
  • Ford FG11050PBECO
  • Model Onan P9500df
    Model Onan P9500df

    Cummins 7,500W Dual-Fuel Generator

    7500W
    Running
    74 dB
    Noise
    View details
  • Model FG11050PBECO
    Model FG11050PBECO

    Ford 9,000W Dual-Fuel Generator

    9000W
    Running
    78 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
SpecificationCummins Onan P9500dfFord FG11050PBECO
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Dual-Fuel
InverterNoNo
Parallel capableNoNo
RV readyNoYes
Running watts
7500 W
Winner: Winner: 9000 W
Starting watts
9500 W
Winner: Winner: 11050 W
Noise (lower limit)
Winner: Winner: 74 dB
78 dB
Weight
Winner: Winner: 194 lbs
209 lbs
Run time @50% load
Winner: Winner: 11 h
9.5 h
Run time @25% load
16 h
Not available
Fuel tank
6.6 gal
6.6 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
27.3 x 26.3 x 26.3
30 x 29.3 x 25
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
Not available
Not available
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
23 %
Not available
Engine
Engine
420 cc Ducar OHV 4-stroke
Ducar OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil, Electric, Remote
Recoil, Electric
Warranty
Warranty
3 years
2 years
Power by fuel
GasolineNot availableNot available
Running watts
7500 W
9000 W
Starting watts
9500 W
11050 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
9.5 h
Run time @25% load
16 h
Not available
PropaneNot availableNot available
Running watts
6750 W
8100 W
Starting watts
8550 W
10500 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
8 h
Run time @25% load
8 h
Not available
Other
Data center
Not available
Not available
Indicators
false
false
Compliance
EPA
EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
true
true
UPC
690781007932
814726027490
Core / High-priority specs
Running Watts (Gasoline)
7500
9000
Running Watts (Propane)
6750
8100
Starting Watts (Gasoline)
9500
11050
Starting Watts (Propane)
8550
10500
Runtime @ 50% Load (Gasoline)
11
9.5
Runtime @ 50% Load (Propane)
Not available
8
Runtime @ 25% Load (Gasoline)
16
Not available
Runtime @ 25% Load (Propane)
8
Not available
AC Outlet Types
2x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R)
2x 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
Ducar OHV 4-stroke
Ducar OHV 4-stroke
Engine Displacement
420
457
Engine Oil Type
SAE 10W-30
10W30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
16
Not available
Runtime @ 50% Load (Gasoline)
11
9.5
Runtime @ 50% Load (Propane)
Not available
8
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Not available
Oil, funnel, tool kit, propane hose, battery, and wheel kit
Included Accessories
Oil, funnel, tool kit, key fob, battery charger, propane hose, battery, and wheel kit
Oil, funnel, tool kit, propane hose, battery, and wheel kit
Warranty & identification
Commercial Warranty
3
2
Part Number
A074Z438
Not available
Additional specs
Summary
The Cummins Onan P9500df is a 7500-watt dual-fuel generator built for users who need sustained power across multiple scenarios. Running on either gasoline or propane, it delivers 9500 peak watts, enough to start large air conditioning units or power multiple job site tools simultaneously. The dual-fuel architecture means users can switch between fuel sources based on availability and storage constraints. Propane tanks store longer without degradation, while gasoline offers wider accessibility. This flexibility makes the unit valuable for both seasonal backup power and year-round work environments. The 194-pound weight and 27.3 x 26.3 x 26.3 inch footprint define this as a semi-portable unit. The included wheel kit enables movement across job sites or between storage locations, but this is not a grab-and-go machine. Users planning frequent relocation should factor in the logistical demands. The three-year commercial warranty covers manufacturing defects, giving buyers defined ownership support across the critical early-use period.
The Ford FG11050PBECO is a 9,000-watt dual-fuel generator built for users who need sustained power across multiple fuel sources. On gasoline, it delivers 9,000 running watts and 11,050 peak watts. Switch to propane and it drops to 8,100 running watts and 10,500 peak watts. This wattage range handles most household circuits, job site tools, and RV appliances simultaneously, though not a whole-home backup without selective load management. The 6.6-gallon tank stretches runtime to 9.5 hours on gasoline at half load, reducing refueling frequency during extended outages or events. Dual fuel means you're not trapped by a single supply chain. At 78 dB, the noise level sits in the moderate range, manageable for most neighborhoods but not silent. The real trade-off is weight: at 209 pounds, this unit demands wheels or multiple people to move.
  • Most Powerful
    Ford FG11050PBECO
    9000W running
  • Quietest
    Cummins Onan P9500df
    74 dB
  • Longest Runtime
    Cummins Onan P9500df
    11h at 50% load
Where to buy
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Cummins Onan P9500df
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Ford FG11050PBECO
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