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

  • Powermate PM1200i
  • Yamaha EF2200iS
  • Model PM1200i
    Model PM1200i

    Powermate 1,000W Gas Generator

    1000W
    Running
    0 dB
    Noise
    View details
  • Model EF2200iS
    Model EF2200iS

    Yamaha 1,800W Gas Generator

    1800W
    Running
    57 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
SpecificationPowermate PM1200iYamaha EF2200iS
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableNoYes
RV readyNoYes
Running watts
1000 W
Winner: Winner: 1800 W
Starting watts
1200 W
Winner: Winner: 2200 W
Noise (lower limit)
0 dB
Winner: Winner: 57 dB
Weight
Winner: Winner: 33 lbs
55.2 lbs
Run time @50% load
Winner: Winner: 5.5 h
Not available
Run time @25% load
7 h
10.5 h
Fuel tank
0.79 gal
1.24 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
18.3 x 10.3 x 15.7
21.9 x 11.8 x 18.5
Electrical
Voltage (AC)
120
120
Voltage (DC)
Not available
12
GFCI outletsNoNo
Covered outletsNoNo
Automatic Voltage RegulationYesYes
THD
Less than 3% %
2.5 %
Engine
Engine
54 cc OHV 4-stroke
79 cc Yamaha MZ80 OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
1000 W
1800 W
Starting watts
1200 W
2200 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
5.5 h
Not available
Run time @25% load
7 h
10.5 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Not available
Not available
UPC
696471078909
810856030317
Core / High-priority specs
Running Watts (Gasoline)
1000
1800
Starting Watts (Gasoline)
1200
2200
Runtime @ 50% Load (Gasoline)
5.5
Not available
Runtime @ 25% Load (Gasoline)
7
10.5
AC Outlet Types
1x Duplex 120V 20A (5-20R)
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
54
79
Engine Oil Type
10W-30
Not available
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
7
10.5
Runtime @ 50% Load (Gasoline)
5.5
Not available
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Included Accessories
Funnel and tool kit
No accessories
Warranty & identification
Commercial Warranty
Not available
3
Additional specs
Summary
The Powermate PM1200i is a portable inverter generator designed to provide clean and stable power for sensitive electronics, tools, and appliances. It features a fully enclosed case for ultra-quiet operation and RPM+ technology that automatically adjusts engine RPM based on load demand to reduce sound emissions and conserve fuel.
The Yamaha EF2200iS is a portable inverter generator that offers a balance between power and portability, making it ideal for campers, caravanners, adventurers, and outdoor enthusiasts.
  • Most Powerful
    Yamaha EF2200iS
    1800W running
  • Quietest
    Yamaha EF2200iS
    57 dB
  • Longest Runtime
    Powermate PM1200i
    5.5h at 50% load
Where to buy
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Powermate PM1200i
Store links
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Yamaha EF2200iS
Store links
No links yet.
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