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

  • Ryobi RY906500S
  • Predator 72920
  • Model RY906500S
    Model RY906500S

    Ryobi 6,500W Gas Generator

    6500W
    Running
    72 dB
    Noise
    View details
  • Model 72920
    Model 72920

    Predator 5,500W Gas Generator

    5500W
    Running
    73.5 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
SpecificationRyobi RY906500SPredator 72920
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyNoNo
Running watts
Winner: Winner: 6500 W
5500 W
Starting watts
Winner: Winner: 8125 W
6500 W
Noise (lower limit)
Winner: Winner: 72 dB
73.5 dB
Weight
195 lbs
Winner: Winner: 165 lbs
Run time @50% load
10 h
Winner: Winner: 14.5 h
Run time @25% load
Not available
Not available
Fuel tank
6 gal
Not available
Fuel gaugeNoNo
Approx. dimensions (L × W × H)
39 x 29 x 24.5
26-7/8 x 22 x 22-3/4
Electrical
Voltage (AC)
120/240
120/240V
Voltage (DC)
Not available
Not available
GFCI outletsYesNo
Covered outletsYesNo
Automatic Voltage RegulationYesNo
THD
20 %
Not available
Engine
Engine
420 cc OHV 4-stroke
Not available
Alternator
Not available
Not available
Starting system
Recoil
Not available
Warranty
Warranty
3 years
Not available
Power by fuel
GasolineNot availableNot available
Running watts
6500 W
Not available
Starting watts
8125 W
Not available
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
Not available
Run time @25% load
Not available
Not available
Other
Data center
Not available
Not available
Indicators
false
Not available
Compliance
EPA
Not available
Security
Not available
Not available
Spark arrestorYesNo
Neutral
Bonded to frame
Not available
UPC
46396023483
Not available
Core / High-priority specs
Running Watts (Gasoline)
6500
Not available
Starting Watts (Gasoline)
8125
Not available
Runtime @ 50% Load (Gasoline)
10
Not available
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI1x 120/240V 30A (L14-30R)
Not available
Electrical & power
Frequency
60
Not available
Engine & construction
Engine Type
OHV 4-stroke
Not available
Engine Displacement
420
301
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
10
Not available
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Not available
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Included Accessories
Oil, tool kit, and wheel kit
Not available
Warranty & identification
Commercial Warranty
3
Not available
Additional specs
Summary
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.
The PREDATOR® 6500 Watt Portable Generator is designed for home backup during emergencies and powering tools at jobsites. It features a 301cc gas engine, GFCI outlets, and CO SECURE® carbon monoxide shutdown for safety.
  • Most Powerful
    Ryobi RY906500S
    6500W running
  • Quietest
    Ryobi RY906500S
    72 dB
  • Longest Runtime
    Predator 72920
    14.5h at 50% load
Where to buy
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Ryobi RY906500S
Store links
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Predator 72920
Store links
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