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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.

  • Yamaha EF7200D
  • Cat INV2000
  • Model EF7200D
    Model EF7200D

    Yamaha 6,000W Gas Generator

    6000W
    Running
    74.5 dB
    Noise
    View details
  • Model INV2000
    Model INV2000

    Cat 1,800W Gas Generator

    1800W
    Running
    52 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
SpecificationYamaha EF7200DCat INV2000
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterNoYes
Parallel capableNoNo
RV readyNoNo
Running watts
Winner: Winner: 6000 W
1800 W
Starting watts
Winner: Winner: 7200 W
2250 W
Noise (lower limit)
74.5 dB
Winner: Winner: 52 dB
Weight
221.7 lbs
Winner: Winner: 48.8 lbs
Run time @50% load
Winner: Winner: 12 h
6 h
Run time @25% load
Not available
10 h
Fuel tank
6.9 gal
1 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
29.1 x 29 x 31.5
19.6 x 12.5 x 18.1
Electrical
Voltage (AC)
120/240
120V 60 Hz
Voltage (DC)
Not available
12
GFCI outletsYesYes
Covered outletsNoYes
Automatic Voltage RegulationYesYes
THD
Not available
<3% %
Engine
Engine
Yamaha MZ360 OHV 4-stroke
OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil
Recoil
Warranty
Warranty
3 years
2 years
Power by fuel
GasolineNot availableNot available
Running watts
6000 W
1800 W
Starting watts
7200 W
2250 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
12 h
6 h
Run time @25% load
Not available
10 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
true
true
UPC
765053823111
815683024881
Core / High-priority specs
Running Watts (Gasoline)
6000
1800
Starting Watts (Gasoline)
7200
2250
Runtime @ 50% Load (Gasoline)
12
6
Runtime @ 25% Load (Gasoline)
Not available
10
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)
1x Duplex 120V 20A (5-20R) GFCI
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
358
79.7
Engine Oil Type
Not available
SAE 30 or 10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
Not available
10
Runtime @ 50% Load (Gasoline)
12
6
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesNo
Included equipment
Starting Components
Recoil
Not available
Included Accessories
Tool kit and wheel kit
Tool kit
Warranty & identification
Commercial Warranty
3
2
Part Number
EF72DZ
Not available
Additional specs
Summary
The Yamaha EF7200D is a robust and economical generator, delivering a maximum output of 7200 watts and a rated output of 6000 watts. It features a durable 358cc OHV engine, providing up to 8 hours of continuous operation at full load. Designed for both home backup and professional use, it includes a wheel kit for portability and a digital hour meter for maintenance tracking.
The Cat INV2000 is an 1800-watt inverter generator built for users who need portable, clean power without the noise. At 48.8 pounds and measuring 19.6 x 12.5 x 18.1 inches, this unit bridges the gap between lightweight portability and genuine load capacity. It runs on standard gasoline and produces less than 3% THD, meaning laptops, phones, and sensitive electronics stay safe from voltage spikes. The recoil start fires up quickly, and the 52 dBA noise level keeps it quiet enough for residential areas and campgrounds. With 10 hours of runtime at 25% load and 6 hours at 50% load, users can power essential devices through a full day or night without refueling. The 1-gallon fuel tank and automatic low-oil shutdown mean less maintenance worry. This is a grab-and-go generator for camping, tailgating, emergency backup, and light outdoor work where portability matters as much as power.
  • Most Powerful
    Yamaha EF7200D
    6000W running
  • Quietest
    Cat INV2000
    52 dB
  • Longest Runtime
    Yamaha EF7200D
    12h at 50% load
Where to buy
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Yamaha EF7200D
Store links
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Cat INV2000
Store links
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