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

  • Generac #7680 GP6500
  • Ryobi RY906522
  • No image
    Model #7680 GP6500

    Generac 6,500W Gas Generator

    6500W
    Running
    0 dB
    Noise
    View details
  • Model RY906522
    Model RY906522

    Ryobi 6,800W Gas Generator

    6800W
    Running
    83 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
SpecificationGenerac #7680 GP6500Ryobi RY906522
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyNoNo
Running watts
6500 W
Winner: Winner: 6800 W
Starting watts
8125 W
Winner: Winner: 8500 W
Noise (lower limit)
0 dB
Winner: Winner: 83 dB
Weight
Winner: Winner: 172 lbs
176 lbs
Run time @50% load
Winner: Winner: 10.5 h
9 h
Run time @25% load
Not available
Not available
Fuel tank
6.9 gal
6 gal
Fuel gaugeYesNo
Approx. dimensions (L × W × H)
27.2 x 27 x 26.5
35 x 29 x 24.5
Electrical
Voltage (AC)
120/240V 60 Hz
120/240
Voltage (DC)
Not available
Not available
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
20 %
<20% %
Engine
Engine
Generac OHV 4-stroke 389 cc
420 cc 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
6500 W
6800 W
Starting watts
8125 W
8500 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
10.5 h
9 h
Run time @25% load
Not available
Not available
Other
Data center
Not available
Not available
Indicators
false
false
Compliance
Not available
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
true
true
UPC
696471075120
46396033550
Core / High-priority specs
Running Watts (Gasoline)
6500
6800
Starting Watts (Gasoline)
8125
8500
Runtime @ 50% Load (Gasoline)
10.5
9
AC Outlet Types
Not available
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
389
420
Engine Oil Type
10W-30
Not available
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
10.5
9
Safety & compliance
Overload Protection System
Not available
Low oil and overload protection
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Not available
Recoil
Included Accessories
Oil, funnel, and wheel kit
Oil, tool kit, and wheel kit
Warranty & identification
Commercial Warranty
3
Not available
Additional specs
Summary
The Generac #7680 GP6500 is a 6500-watt gasoline generator built for job sites and backup power scenarios where sustained mid-range loads matter. Its 8125-watt peak capacity handles motor startup surges, making it suitable for running air compressors, circular saws, and multiple tools simultaneously on a construction site or powering essential home systems during outages.
The RYOBI RY906522 is a gasoline-powered portable generator delivering 6800 running watts and 8500 starting watts, featuring a 420cc OHV engine and a 6-gallon fuel tank for up to 9 hours of runtime at 50% load.
  • Most Powerful
    Ryobi RY906522
    6800W running
  • Quietest
    Ryobi RY906522
    83 dB
  • Longest Runtime
    Generac #7680 GP6500
    10.5h at 50% load
Where to buy
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Generac #7680 GP6500
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Ryobi RY906522
Store links
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