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.

  • Genmax GM2200i
  • WEN DF280iX
  • Model GM2200i
    Model GM2200i

    Genmax 1,800W Gas Generator

    1800W
    Running
    58 dB
    Noise
    View details
  • Model DF280iX
    Model DF280iX

    WEN 2,250W Dual-Fuel Generator

    2250W
    Running
    60 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
SpecificationGenmax GM2200iWEN DF280iX
General
Product type
Generator
Generator
Fuel
Gasoline
Dual-Fuel
InverterYesYes
Parallel capableYesYes
RV readyNoNo
Running watts
1800 W
Winner: Winner: 2250 W
Starting watts
2200 W
Winner: Winner: 2800 W
Noise (lower limit)
Winner: Winner: 58 dB
60 dB
Weight
Winner: Winner: 41.9 lbs
45.2 lbs
Run time @50% load
6 h
Winner: Winner: 9 h
Run time @25% load
8 h
Not available—
Fuel tank
1 gal
1.58 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
18.9 x 11.4 x 17.3
19.7 x 11.6 x 18.7
Electrical
Voltage (AC)
120
120
Voltage (DC)
5
12
GFCI outletsNoNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<3% %
1.2 %
Engine
Engine
79.7 cc Dinking OHV 4-stroke
98 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil
Recoil
Warranty
Warranty
1 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
1800 W
2250 W
Starting watts
2200 W
2800 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
6 h
9 h
Run time @25% load
8 h
Not available—
PropaneNot available—Not available—
Running watts
Not available—
2000 W
Starting watts
Not available—
2800 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—
13.9 h
Run time @25% load
Not available—
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
EPA, ANSI/PGMA G300-2023
EPA, ANSI/PGMA G300-2023
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
Not available—
Floating
UPC
738349925141
44459672753
Core / High-priority specs
Running Watts (Gasoline)
1800
2250
Running Watts (Propane)
Not available—
2000
Starting Watts (Gasoline)
2200
2800
Starting Watts (Propane)
Not available—
2800
Runtime @ 50% Load (Gasoline)
6
9
Runtime @ 50% Load (Propane)
Not available—
13.9
Runtime @ 25% Load (Gasoline)
8
Not available—
AC Outlet Types
1x Duplex 120V 20A (5-20R)
1x Duplex 120V 20A (5-20R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
Dinking OHV 4-stroke
OHV 4-stroke
Engine Displacement
79.7
98
Engine Oil Type
10W-30
Not available—
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
8
Not available—
Runtime @ 50% Load (Gasoline)
6
9
Runtime @ 50% Load (Propane)
Not available—
13.9
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Not available—
Recoil
Included Accessories
Funnel and tool kit
Funnel, tool kit, and propane hose
Warranty & identification
Commercial Warranty
Not available—
3
Additional specs
Summary
The GENMAX GM2200i is a 2200-watt gasoline inverter generator featuring a 79.7cc engine, CO detection, and parallel capability, designed for quiet and efficient power supply.
The WEN DF280iX is a 2800-watt dual-fuel inverter generator that offers clean and quiet portable power, suitable for sensitive electronics and various outdoor activities.
  • Most Powerful
    WEN DF280iX
    2250W running
  • Quietest
    Genmax GM2200i
    58 dB
  • Longest Runtime
    WEN DF280iX
    9h at 50% load
Where to buy
Prices can change. We update these automatically.
Genmax GM2200i
Store links
No links yet.
WEN DF280iX
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.