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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.

  • Pulsar PGD40iSCO
  • Yamaha EF6300iSDE
  • Model PGD40iSCO
    Model PGD40iSCO

    Pulsar 3,200W Gas Generator

    3200W
    Running
    59 dB
    Noise
    View details
  • Model EF6300iSDE
    Model EF6300iSDE

    Yamaha 5,500W Gas Generator

    5500W
    Running
    58 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
SpecificationPulsar PGD40iSCOYamaha EF6300iSDE
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableYesNo
RV readyYesNo
Running watts
3200 W
Winner: Winner: 5500 W
Starting watts
4000 W
Winner: Winner: 6300 W
Noise (lower limit)
59 dB
Winner: Winner: 58 dB
Weight
Winner: Winner: 46 lbs
216 lbs
Run time @50% load
4.5 h
Winner: Winner: 5 h
Run time @25% load
Not available—
13.3 h
Fuel tank
1 gal
4.5 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
18.9 x 11.4 x 17.3
30.7 x 24.3 x 27.2
Electrical
Voltage (AC)
120
120/240
Voltage (DC)
Not available—
Not available—
GFCI outletsNoYes
Covered outletsYesNo
Automatic Voltage RegulationYesYes
THD
Not available—
<4.0% %
Engine
Engine
145 cc Ducar OHV 4-stroke
357 cc Yamaha MZ360 OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil
Electric
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
3200 W
5500 W
Starting watts
4000 W
6300 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
4.5 h
Not available—
Run time @25% load
Not available—
13.3 h
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
Floating
true
UPC
814726027674
765053849371
Core / High-priority specs
Running Watts (Gasoline)
3200
5500
Starting Watts (Gasoline)
4000
6300
Runtime @ 50% Load (Gasoline)
4.5
Not available—
Runtime @ 25% Load (Gasoline)
Not available—
13.3
AC Outlet Types
1x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R)
1x Duplex 120V 20A (5-20R) GFCI; 1x 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
145
357
Engine Oil Type
10W-30
Not available—
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
Not available—
13.3
Runtime @ 50% Load (Gasoline)
4.5
Not available—
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Included Accessories
Not available—
Battery
Warranty & identification
Commercial Warranty
3
Not available—
Part Number
Not available—
EF63ISDEX
Additional specs
Summary
The Pulsar PGD40iSCO is a 4,000-watt inverter generator featuring a 145cc OHV air-cooled engine, providing 3,200 running watts and 4,000 peak watts. It operates quietly at 59 dB and offers up to 4.5 hours of runtime at half load. Equipped with CO Sentry for carbon monoxide detection, it ensures safety during operation.
The Yamaha EF6300iSDE is a powerful and advanced inverter generator, ideal for emergency backup, recreational use, and DIY projects. It offers a maximum output of 6300 watts and operates quietly between 58 to 64 decibels.
  • Most Powerful
    Yamaha EF6300iSDE
    5500W running
  • Quietest
    Yamaha EF6300iSDE
    58 dB
  • Longest Runtime
    Yamaha EF6300iSDE
    5h at 50% load
Where to buy
Prices can change. We update these automatically.
Pulsar PGD40iSCO
Store links
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Yamaha EF6300iSDE
Store links
No links yet.
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