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

  • Briggs & Stratton 30761 Q6500 QuietPower
  • Powerhorse s8000id
  • Model 30761 Q6500 QuietPower
    Model 30761 Q6500 QuietPower

    Briggs & Stratton 5,000W Gas Generator

    5000W
    Running
    66 dB
    Noise
    View details
  • Model s8000id
    Model s8000id

    Powerhorse 6,000W Dual-Fuel Generator

    6000W
    Running
    62 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
SpecificationBriggs & Stratton 30761 Q6500 QuietPowerPowerhorse s8000id
General
Product type
Generator
Generator
Fuel
Gasoline
Dual-Fuel
InverterYesYes
Parallel capableNoYes
RV readyNoNo
Running watts
5000 W
Winner: Winner: 6000 W
Starting watts
6500 W
Winner: Winner: 8000 W
Noise (lower limit)
66 dB
Winner: Winner: 62 dB
Weight
139 lbs
Winner: Winner: 135.7 lbs
Run time @50% load
Winner: Winner: 10 h
8 h
Run time @25% load
14 h
Not available
Fuel tank
5 gal
3.78 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
24.8 x 21.2 x 21.5
27.2 x 20.3 x 21.7
Electrical
Voltage (AC)
120/240V 60 Hz
120/240
Voltage (DC)
5V
5
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<3% %
3 %
Engine
Engine
Briggs & Stratton OHV 4-stroke 306 cc
298 cc OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil
Recoil, Electric, Remote
Warranty
Warranty
2 years
2 years
Power by fuel
GasolineNot availableNot available
Running watts
5000 W
6000 W
Starting watts
6500 W
8000 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
8 h
Run time @25% load
14 h
Not available
PropaneNot availableNot available
Running watts
Not available
5400 W
Starting watts
Not available
7200 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
Not available
7 h
Run time @25% load
Not available
Not available
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
EPA, ANSI/PGMA G300-2023
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Bonded to frame
true
UPC
11675307615
Not available
Core / High-priority specs
Running Watts (Gasoline)
5000
6000
Running Watts (Propane)
Not available
5400
Starting Watts (Gasoline)
6500
8000
Starting Watts (Propane)
Not available
7200
Runtime @ 50% Load (Gasoline)
10
8
Runtime @ 50% Load (Propane)
Not available
7
Runtime @ 25% Load (Gasoline)
14
Not available
AC Outlet Types
2x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R)
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
306
298
Engine Oil Type
Not available
10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
14
Not available
Runtime @ 50% Load (Gasoline)
10
8
Runtime @ 50% Load (Propane)
Not available
7
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Oil and funnel
Recoil, Electric, Remote
Included Accessories
Oil and funnel
Funnel, tool kit, key fob, battery charger, propane hose, and battery
Warranty & identification
Commercial Warranty
2
Not available
Part Number
30761
6075644
Additional specs
Summary
The Briggs & Stratton 30761 Q6500 QuietPower is a 5,000-watt inverter generator built for homeowners and outdoor users who need extended runtime without excessive noise. With 6,500 peak watts, this unit can start larger appliances like refrigerators and air conditioning units, then sustain 5,000 watts of continuous power for essential household devices, tools, and camping equipment. The inverter technology keeps total harmonic distortion below 3%, meaning laptops, phones, and televisions stay protected from power surges that would damage their circuits. At 66 decibels, the Q6500 operates quietly enough for residential neighborhoods and campgrounds where noise restrictions matter. The 5-gallon fuel tank stretches to 14 hours of runtime at 25% load, reducing refueling interruptions during extended outages or weekend trips. This combination positions the unit as a middle-ground option: more power than portable inverters, quieter than traditional open-frame generators, and practical for users who prioritize both output and operational peace.
The Powerhorse s8000id is an 8000-watt dual fuel inverter generator designed for quiet and reliable power, suitable for various applications including home backup and outdoor events.
  • Most Powerful
    Powerhorse s8000id
    6000W running
  • Quietest
    Powerhorse s8000id
    62 dB
  • Longest Runtime
    Briggs & Stratton 30761 Q6500 QuietPower
    10h at 50% load
Where to buy
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Briggs & Stratton 30761 Q6500 QuietPower
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Powerhorse s8000id
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