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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.

  • Genmax GM6000iED
  • Yamaha EF7200DE
  • Model GM6000iED
    Model GM6000iED

    Genmax 5,250W Dual-Fuel Generator

    5250W
    Running
    63 dB
    Noise
    View details
  • Model EF7200DE
    Model EF7200DE

    Yamaha 6,000W Gas Generator

    6000W
    Running
    74.5 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 GM6000iEDYamaha EF7200DE
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Gasoline
InverterYesNo
Parallel capableNoNo
RV readyNoNo
Running watts
5250 W
Winner: Winner: 6000 W
Starting watts
6000 W
Winner: Winner: 7200 W
Noise (lower limit)
Winner: Winner: 63 dB
74.5 dB
Weight
Winner: Winner: 117.9 lbs
245.7 lbs
Run time @50% load
8.5 h
Winner: Winner: 12 h
Run time @25% load
13 h
8 h
Fuel tank
3.8 gal
6.9 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
24 x 18.5 x 21.1
29.1 x 29 x 31.5
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
5
Not available—
GFCI outletsYesYes
Covered outletsYesNo
Automatic Voltage RegulationYesYes
THD
<3% %
Not available—
Engine
Engine
312 cc OHV 4-stroke
Yamaha MZ360 OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric, Remote
Recoil, Electric
Warranty
Warranty
1 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
5250 W
6000 W
Starting watts
6000 W
7200 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
8.5 h
12 h
Run time @25% load
Not available—
Not available—
PropaneNot available—Not available—
Running watts
4750 W
Not available—
Starting watts
5500 W
Not available—
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
7.9 h
Not available—
Run time @25% load
Not available—
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
EPA, ANSI/PGMA G300-2023
CARB, EPA
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
Not available—
true
UPC
713424639038
765053823111
Core / High-priority specs
Running Watts (Gasoline)
5250
6000
Running Watts (Propane)
4750
Not available—
Starting Watts (Gasoline)
6000
7200
Starting Watts (Propane)
5500
Not available—
Runtime @ 50% Load (Gasoline)
8.5
12
Runtime @ 50% Load (Propane)
7.9
Not available—
AC Outlet Types
1x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R)
2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
312
358
Engine Oil Type
10W-30
Not available—
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
8.5
12
Runtime @ 50% Load (Propane)
7.9
Not available—
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Mobility Components
Not available—
Yes
Starting Components
Recoil, Electric, Remote
Not available—
Included Accessories
Funnel, tool kit, key fob, propane hose, and battery
Tool kit, battery, and wheel kit
Warranty & identification
Residential Warranty
1
Not available—
Commercial Warranty
1
Not available—
Additional specs
Summary
The Genmax GM6000iED is a 5,250-watt dual-fuel inverter generator that handles mid-range backup loads like refrigerators, window air conditioners, and sump pumps simultaneously. Dual-fuel capability lets users switch between gasoline and propane based on availability or storage preference, a practical advantage during prolonged outages. Inverter technology delivers clean power below 3% THD, making it safe for laptops, smartphones, and microprocessor-driven devices without risk of voltage spikes that degrade circuits over time.
The Yamaha EF7200DE is a powerful and reliable generator designed for emergency backup, recreational use, and DIY projects. It features a durable MZ360 engine, electric start, and a CO sensor for safety.
  • Most Powerful
    Yamaha EF7200DE
    6000W running
  • Quietest
    Genmax GM6000iED
    63 dB
  • Longest Runtime
    Yamaha EF7200DE
    12h at 50% load
Where to buy
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Genmax GM6000iED
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Yamaha EF7200DE
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