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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.

  • Powermate PM9400E
  • Ryobi RY906500S
  • Model PM9400E
    Model PM9400E

    Powermate 7,500W Gas Generator

    7500W
    Running
    0 dB
    Noise
    View details
  • Model RY906500S
    Model RY906500S

    Ryobi 6,500W Gas Generator

    6500W
    Running
    72 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 PM9400ERyobi RY906500S
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyNoNo
Running watts
Winner: Winner: 7500 W
6500 W
Starting watts
Winner: Winner: 9400 W
8125 W
Noise (lower limit)
0 dB
Winner: Winner: 72 dB
Weight
Winner: Winner: 188 lbs
195 lbs
Run time @50% load
Winner: Winner: 10 h
Winner: Winner: 10 h
Run time @25% load
13 h
Not available—
Fuel tank
8 gal
6 gal
Fuel gaugeYesNo
Approx. dimensions (L × W × H)
31 x 27 x 26.4
39 x 29 x 24.5
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
Not available—
Not available—
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
Not available—
20 %
Engine
Engine
420 cc OHV 4-stroke
420 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
7500 W
6500 W
Starting watts
9400 W
8125 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
10 h
10 h
Run time @25% load
13 h
Not available—
Other
Data center
Not available—
Not available—
Indicators
false
false
Compliance
EPA
EPA
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
Bonded to frame
UPC
696471077827
46396023483
Core / High-priority specs
Running Watts (Gasoline)
7500
6500
Starting Watts (Gasoline)
9400
8125
Runtime @ 50% Load (Gasoline)
10
10
Runtime @ 25% Load (Gasoline)
13
Not available—
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R)
2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
420
420
Engine Oil Type
10W-30 / SAE 30
Not available—
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
13
Not available—
Runtime @ 50% Load (Gasoline)
10
10
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Starting Components
Oil, battery charger, battery, and wheel kit
Not available—
Included Accessories
Oil, battery charger, battery, and wheel kit
Oil, tool kit, and wheel kit
Warranty & identification
Commercial Warranty
Not available—
3
Additional specs
Summary
The Powermate PM9400E is a portable generator offering 9,400 starting watts and 7,500 running watts, equipped with a Generac 420cc OHV engine and an 8-gallon fuel tank, providing up to 13 hours of runtime at 25% load.
The Ryobi RY906500S is a 6,500-watt gasoline-powered portable generator equipped with a CO shutdown sensor for enhanced safety. It features a 6-gallon fuel tank providing up to 10 hours of runtime at 50% load, and includes multiple outlets for versatile power needs.
  • Most Powerful
    Powermate PM9400E
    7500W running
  • Quietest
    Ryobi RY906500S
    72 dB
  • Longest Runtime
    Powermate PM9400E
    10h at 50% load
Where to buy
Prices can change. We update these automatically.
Powermate PM9400E
Store links
No links yet.
Ryobi RY906500S
Store links
No links yet.
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