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  • Sportsman GEN9000DF
  • WEN TF1050iX
  • Model GEN9000DF
    Model GEN9000DF

    Sportsman 8,000W Dual-Fuel Generator

    8000W
    Running
    80 dB
    Noise
    View details
  • Model TF1050iX
    Model TF1050iX

    WEN 8,550W Tri-Fuel Generator

    8550W
    Running
    66 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
SpecificationSportsman GEN9000DFWEN TF1050iX
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Tri-Fuel
InverterNoYes
Parallel capableNoYes
RV readyYesYes
Running watts
8000 W
Winner: Winner: 8550 W
Starting watts
9000 W
Winner: Winner: 10500 W
Noise (lower limit)
80 dB
Winner: Winner: 66 dB
Weight
Winner: Winner: 200 lbs
209.4 lbs
Run time @50% load
10 h
Winner: Winner: 10.5 h
Run time @25% load
Not available
Not available
Fuel tank
8 gal
7.1 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
29.5 x 23 x 20.5
30.1 x 26.3 x 28.8
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
Not available
5
GFCI outletsYesNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
Not available
1.2 %
Engine
Engine
420 cc OHV 4-stroke
457 cc OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil, Electric
Recoil, Electric
Warranty
Warranty
1 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
8000 W
8550 W
Starting watts
9000 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
10 h
10.5 h
Run time @25% load
Not available
Not available
PropaneNot availableNot available
Running watts
7200 W
8550 W
Starting watts
8100 W
9450 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
5 h
5.8 h
Run time @25% load
Not available
Not available
Natural gasNot availableNot available
Running watts
Not available
7500 W
Starting watts
Not available
8500 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
Other
Data center
Not available
Not available
Indicators
false
true
Compliance
EPA
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorNoYes
Neutral
Not available
true
UPC
27077801606
Not available
Core / High-priority specs
Running Watts (Gasoline)
8000
8550
Running Watts (Propane)
7200
8550
Running Watts (Natural Gas)
Not available
7500
Starting Watts (Gasoline)
9000
10500
Starting Watts (Propane)
8100
9450
Starting Watts (Natural Gas)
Not available
8500
Runtime @ 50% Load (Gasoline)
10
10.5
Runtime @ 50% Load (Propane)
5
5.8
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R); 1x 120V 30A (TT-30R)
1x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
420
457
Engine Oil Type
SAE10W-30
Not available
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
10
10.5
Runtime @ 50% Load (Propane)
5
5.8
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
Tool kit, propane hose, battery charging cables, and wheel kit
Funnel, tool kit, battery charger, propane hose, and battery
Warranty & identification
Residential Warranty
Not available
3
Commercial Warranty
1
3
Additional specs
Summary
The Sportsman GEN9000DF is a dual fuel generator capable of delivering 9000 surge watts and 8000 running watts, powered by a 15.0 HP 4-Stroke OHV engine. It offers both recoil and electric start options and includes multiple outlets for versatile use.
The WEN TF1050iX is an 8550-watt tri-fuel inverter generator that runs on gasoline, propane, or natural gas. This capacity sits at the threshold between mid-range jobsite power and whole-house backup. The inverter design delivers 1.2% THD, making it safe for laptops, televisions, and other sensitive electronics that would suffer damage from dirty power. Tri-fuel flexibility means you can match the available fuel source to your location or storage preference, though output varies by fuel type. On gasoline, the TF1050iX delivers its full 8550 running watts and 10500 starting watts. On propane, it maintains 8550 running watts but drops to 9450 starting watts. On natural gas, output falls to 7500 running watts and 8500 starting watts, a meaningful reduction if you depend on peak capacity. The 7.1-gallon fuel tank and 10.5-hour runtime at 50% load on gasoline mean you can run a moderate load overnight without refueling, though propane runtime drops to 5.8 hours at the same load. This generator bridges the gap between portable and stationary power, though its 209.4-pound weight requires serious planning for transport.
  • Most Powerful
    WEN TF1050iX
    8550W running
  • Quietest
    WEN TF1050iX
    66 dB
  • Longest Runtime
    WEN TF1050iX
    10.5h at 50% load
Where to buy
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Sportsman GEN9000DF
Store links
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WEN TF1050iX
Store links
No links yet.
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