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Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.

  • Firman W03082
  • WEN DF680iX
  • Model W03082
    Model W03082

    Firman 3,000W Gas Generator

    3000W
    Running
    58 dB
    Noise
    View details
  • Model DF680iX
    Model DF680iX

    WEN 5,100W Dual-Fuel Generator

    5100W
    Running
    64 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
SpecificationFirman W03082WEN DF680iX
General
Product type
Generator
Generator
Fuel
Gasoline
Dual-Fuel
InverterYesYes
Parallel capableYesYes
RV readyYesYes
Running watts
3000 W
Winner: Winner: 5100 W
Starting watts
3300 W
Winner: Winner: 6800 W
Noise (lower limit)
Winner: Winner: 58 dB
64 dB
Weight
Winner: Winner: 90 lbs
94.8 lbs
Run time @50% load
Not available
Winner: Winner: 6.1 h
Run time @25% load
9 h
Not available
Fuel tank
1.8 gal
2.9 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
23.2 x 17.8 x 17.9
22.8 x 16.6 x 19.7
Electrical
Voltage (AC)
120V 60 Hz
120/240
Voltage (DC)
12V
12
GFCI outletsNoNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<3% %
1.2 %
Engine
Engine
171 cc Firman Max-Pro Series OHV 4-stroke, cast iron sleeve
224 cc OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil, Electric
Recoil, Electric
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
3000 W
5100 W
Starting watts
3300 W
6800 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
6.1 h
Run time @25% load
9 h
Not available
PropaneNot availableNot available
Running watts
Not available
4500 W
Starting watts
Not available
6000 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
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
true
UPC
840876130827
44459096801
Core / High-priority specs
Running Watts (Gasoline)
3000
5100
Running Watts (Propane)
Not available
4500
Starting Watts (Gasoline)
3300
6800
Starting Watts (Propane)
Not available
6000
Runtime @ 50% Load (Gasoline)
Not available
6.1
Runtime @ 50% Load (Propane)
Not available
9
Runtime @ 25% Load (Gasoline)
9
Not available
AC Outlet Types
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R)
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R); 1x 120/240V 30A (L14-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
171
224
Cylinder Sleeve
Cast iron sleeve
Not available
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
9
Not available
Runtime @ 50% Load (Gasoline)
Not available
6.1
Runtime @ 50% Load (Propane)
Not available
9
Safety & compliance
Overload Protection System
Low oil and overload protection
Not available
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Included Accessories
Oil, funnel, tool kit, battery charger, battery charging cables, and battery
Oil, funnel, tool kit, propane hose, and battery
Warranty & identification
Commercial Warranty
3
Not available
Additional specs
Summary
The Firman W03082 is a 3000-watt inverter generator built around a 171cc OHV 4-stroke engine. At this wattage, it can power most household appliances simultaneously: a refrigerator (600W), microwave (1000W), and several lights and chargers without strain. The 3300-watt peak handles motor startup surges for tools like circular saws or air compressors. Because it runs on gasoline with a 1.8-gallon tank, refueling happens frequently at higher loads, but the 9-hour runtime at 25% load means light-duty camping or backup power runs through a full day without interruption. The inverter topology keeps total harmonic distortion below 3%, which means laptops, phones, and sensitive medical equipment charge safely without risk of damage from dirty power.
The WEN DF680iX is a 6800-watt dual fuel inverter generator designed for versatility and convenience, featuring electric start, CO shutdown sensor, and compatibility with both gasoline and propane fuels.
  • Most Powerful
    WEN DF680iX
    5100W running
  • Quietest
    Firman W03082
    58 dB
  • Longest Runtime
    WEN DF680iX
    6.1h at 50% load
Where to buy
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Firman W03082
Store links
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WEN DF680iX
Store links
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