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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.

  • Briggs & Stratton 30761 Q6500 QuietPower
  • Sportsman GENMAX1500
  • Model 30761 Q6500 QuietPower
    Model 30761 Q6500 QuietPower

    Briggs & Stratton 5,000W Gas Generator

    5000W
    Running
    66 dB
    Noise
    View details
  • Model GENMAX1500
    Model GENMAX1500

    Sportsman 900W Gas Generator

    900W
    Running
    65 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 QuietPowerSportsman GENMAX1500
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesNo
Parallel capableNoNo
RV readyNoNo
Running watts
Winner: Winner: 5000 W
900 W
Starting watts
Winner: Winner: 6500 W
1500 W
Noise (lower limit)
66 dB
Winner: Winner: 65 dB
Weight
139 lbs
Winner: Winner: 45 lbs
Run time @50% load
Winner: Winner: 10 h
8 h
Run time @25% load
14 h
Not available—
Fuel tank
5 gal
1 gal
Fuel gaugeYesNo
Approx. dimensions (L × W × H)
24.8 x 21.2 x 21.5
16 x 14 x 16
Electrical
Voltage (AC)
120/240V 60 Hz
120
Voltage (DC)
5V
12
GFCI outletsYesNo
Covered outletsYesNo
Automatic Voltage RegulationYesNo
THD
<3% %
Not available—
Engine
Engine
Briggs & Stratton OHV 4-stroke 306 cc
72 cc 2-stroke
Alternator
Not available—
Not available—
Starting system
Recoil
Recoil
Warranty
Warranty
2 years
1 years
Power by fuel
GasolineNot available—Not available—
Running watts
5000 W
900 W
Starting watts
6500 W
1500 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—
Other
Data center
Not available—
Not available—
Indicators
true
false
Compliance
EPA, ANSI/PGMA G300-2023
EPA
Security
Not available—
Not available—
Spark arrestorYesNo
Neutral
Bonded to frame
Not available—
UPC
11675307615
27077805444
Core / High-priority specs
Running Watts (Gasoline)
5000
900
Starting Watts (Gasoline)
6500
1500
Runtime @ 50% Load (Gasoline)
10
8
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)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
2-stroke
Engine Displacement
306
72
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
14
Not available—
Runtime @ 50% Load (Gasoline)
10
8
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Not available—
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringYesNo
Included equipment
Starting Components
Oil and funnel
Not available—
Included Accessories
Oil and funnel
Tool kit and battery charging cables
Warranty & identification
Commercial Warranty
2
Not available—
Part Number
30761
Not available—
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 Sportsman GENMAX1500 is a portable 2-cycle gasoline generator offering 1,500 surge watts and 900 running watts, suitable for powering common household appliances and power tools.
  • Most Powerful
    Briggs & Stratton 30761 Q6500 QuietPower
    5000W running
  • Quietest
    Sportsman GENMAX1500
    65 dB
  • Longest Runtime
    Briggs & Stratton 30761 Q6500 QuietPower
    10h at 50% load
Where to buy
Prices can change. We update these automatically.
Briggs & Stratton 30761 Q6500 QuietPower
Store links
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Sportsman GENMAX1500
Store links
No links yet.
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