All GeneratorsDealsCompareMy PicksGenerator Finder
All GeneratorsDealsCompareMy PicksGenerator Finder
  • Guides
  • Blog
  • FAQ
  • Rankings

Helping you find the right generator for your needs with objective specs and clear comparisons.

Categories

  • Quiet Generators
  • Inverter Generators
  • Dual-Fuel
  • Home Backup
  • Portable
  • All Brands

Resources

  • Rankings
  • Compare Generators
  • Generator Finder
  • Deals
  • Buying Guides
  • Blog
  • FAQ
  • About Us

Legal

  • Terms of Service
  • Privacy Policy
  • DMCA
  • Disclosures

Disclosure

RightGenerator is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no cost to you.

© 2026 RightGenerator. All rights reserved.

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 XP11500EH
  • Sportsman GEN7500DF
  • No image
    Model XP11500EH

    DuroMax 9,000W Dual-Fuel Generator

    9000W
    Running
    74 dB
    Noise
    View details
  • Model GEN7500DF
    Model GEN7500DF

    Sportsman 6,000W Dual-Fuel Generator

    6000W
    Running
    80 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 XP11500EHSportsman GEN7500DF
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Dual-Fuel
InverterNoNo
Parallel capableNoNo
RV readyNoYes
Running watts
Winner: Winner: 9000 W
6000 W
Starting watts
Winner: Winner: 11500 W
7500 W
Noise (lower limit)
Winner: Winner: 74 dB
80 dB
Weight
224 lbs
Winner: Winner: 194 lbs
Run time @50% load
8 h
Winner: Winner: 9 h
Run time @25% load
20 h
Not available—
Fuel tank
8.3 gal
6.2 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
29 x 30 x 26
30.8 x 26.5 x 27
Electrical
Voltage (AC)
120/240V
120/240V 60 Hz
Voltage (DC)
Not available—
12V
GFCI outletsNoYes
Covered outletsNoNo
Automatic Voltage RegulationNoYes
THD
<12% %
Not available—
Engine
Engine
Not available—
389 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Not available—
Recoil, Electric
Warranty
Warranty
3 years
1 years
Power by fuel
GasolineNot available—Not available—
Running watts
Not available—
6000 W
Starting watts
Not available—
7500 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—
9 h
Run time @25% load
Not available—
Not available—
PropaneNot available—Not available—
Running watts
Not available—
5400 W
Starting watts
Not available—
6700 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—
5 h
Run time @25% load
Not available—
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
false
Compliance
Not available—
EPA
Security
Not available—
Not available—
Spark arrestorNoNo
Neutral
Not available—
Not available—
UPC
Not available—
27077078343
Core / High-priority specs
Running Watts (Gasoline)
Not available—
6000
Running Watts (Propane)
Not available—
5400
Starting Watts (Gasoline)
Not available—
7500
Starting Watts (Propane)
Not available—
6700
Runtime @ 50% Load (Gasoline)
Not available—
9
Runtime @ 50% Load (Propane)
Not available—
5
AC Outlet Types
Not available—
2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (TT-30R)1x 120/240V 30A (L14-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
Not available—
OHV 4-stroke
Engine Displacement
457
389
Engine Oil Type
10W-30
SAE10W-30
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
Not available—
9
Runtime @ 50% Load (Propane)
Not available—
5
Safety & compliance
Overload Protection System
Not available—
Low oil and overload protection
Low Oil ProtectionYesYes
Included equipment
Included Accessories
Not available—
Tool kit, propane hose, battery charging cables, and wheel kit.
Additional specs
Summary
The DuroMax XP11500EH is a 9,000-watt dual-fuel generator built for homeowners, job sites, and outdoor users who need serious power without fuel limitations. Running on gasoline or propane, it delivers 11,500 peak watts to start large loads like air conditioners, compressors, and welders. The 457cc engine produces enough current to run multiple high-demand devices simultaneously, making it suitable for whole-home backup or extended job site work. At 224 pounds with wheels included, this unit bridges the gap between portability and raw power. The 8.3-gallon tank and dual-fuel flexibility mean fewer refueling stops on gasoline, or the option to switch to propane for storage stability and cleaner operation. Three-year warranty covers manufacturing defects across the ownership period.
The Sportsman GEN7500DF is a dual-fuel generator capable of delivering 7,500 surge watts and 6,000 running watts, suitable for powering RVs, household appliances, and power tools.
  • Most Powerful
    DuroMax XP11500EH
    9000W running
  • Quietest
    DuroMax XP11500EH
    74 dB
  • Longest Runtime
    Sportsman GEN7500DF
    9h at 50% load
Where to buy
Prices can change. We update these automatically.
DuroMax XP11500EH
Store links
No links yet.
Sportsman GEN7500DF
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.