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

  • Sportsman GEN1000
  • Yamaha EF3000iS
  • Model GEN1000
    Model GEN1000

    Sportsman 900W Gas Generator

    900W
    Running
    65 dB
    Noise
    View details
  • Model EF3000iS
    Model EF3000iS

    Yamaha 2,800W Gas Generator

    2800W
    Running
    54.5 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
SpecificationSportsman GEN1000Yamaha EF3000iS
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterNoYes
Parallel capableNoNo
RV readyNoNo
Running watts
900 W
Winner: Winner: 2800 W
Starting watts
1000 W
Winner: Winner: 3000 W
Noise (lower limit)
65 dB
Winner: Winner: 54.5 dB
Weight
Winner: Winner: 38 lbs
136 lbs
Run time @50% load
Winner: Winner: 5 h
Not available
Run time @25% load
Not available
18.6 h
Fuel tank
0.8 gal
3.4 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
14 x 12 x 12
26.8 x 17.5 x 21.9
Electrical
Voltage (AC)
120
120
Voltage (DC)
Not available
Not available
GFCI outletsNoNo
Covered outletsNoNo
Automatic Voltage RegulationNoYes
THD
Not available
Not available
Engine
Engine
72 cc 2-stroke
171 cc Yamaha MZ175 OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil
Recoil
Warranty
Warranty
1 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
900 W
2800 W
Starting watts
1000 W
3000 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
Not available
Run time @25% load
Not available
18.6 h
Other
Data center
Not available
Not available
Indicators
false
true
Compliance
CARB, EPA
CARB, EPA
Security
Not available
Not available
Spark arrestorNoYes
Neutral
Not available
Floating
UPC
27077057362
810856030645
Core / High-priority specs
Running Watts (Gasoline)
900
2800
Starting Watts (Gasoline)
1000
3000
Runtime @ 50% Load (Gasoline)
5
Not available
Runtime @ 25% Load (Gasoline)
Not available
18.6
AC Outlet Types
1x 120V 20A (5-20R)
AC outlets1x Duplex 120V 20A (5-20R)1x 120V 30A (L5-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
2-stroke
Yamaha MZ175 OHV 4-stroke
Engine Displacement
72
171
Engine Oil Type
SAE10W-30
Not available
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
Not available
18.6
Runtime @ 50% Load (Gasoline)
5
Not available
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionNoYes
Carbon Monoxide MonitoringNoYes
Included equipment
Included Accessories
Tool kit
Battery charging cables
Warranty & identification
Commercial Warranty
1
3
Additional specs
Summary
The Sportsman GEN1000 is a portable generator designed for hunters and campers, offering 1000 surge watts and 900 running watts. It features a 2.0 HP 2-cycle gasoline engine with recoil start and provides a runtime of 5 hours at 50% load.
The Yamaha EF3000iS is a 3000-watt inverter generator designed for quiet operation and portability, featuring advanced technologies like Smart Throttle and Noise Block, and backed by a 3-year limited warranty.
  • Most Powerful
    Yamaha EF3000iS
    2800W running
  • Quietest
    Yamaha EF3000iS
    54.5 dB
  • Longest Runtime
    Sportsman GEN1000
    5h at 50% load
Where to buy
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Sportsman GEN1000
Store links
No links yet.
Yamaha EF3000iS
Store links
No links yet.
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