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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 30814 P4500 PowerSmart
  • DuroStar DS13000MX
  • Model 30814 P4500 PowerSmart
    Model 30814 P4500 PowerSmart

    Briggs & Stratton 3,700W Gas Generator

    3700W
    Running
    60 dB
    Noise
    View details
  • Model DS13000MX
    Model DS13000MX

    DuroStar 10,500W Dual-Fuel Generator

    10500W
    Running
    74 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 30814 P4500 PowerSmartDuroStar DS13000MX
General
Product type
Generator
Generator
Fuel
Gasoline
Dual-Fuel
InverterYesNo
Parallel capableNoNo
RV readyNoYes
Running watts
3700 W
Winner: Winner: 10500 W
Starting watts
4500 W
Winner: Winner: 13000 W
Noise (lower limit)
Winner: Winner: 60 dB
74 dB
Weight
Winner: Winner: 104 lbs
209 lbs
Run time @50% load
Not available
Winner: Winner: 8.5 h
Run time @25% load
16 h
17 h
Fuel tank
3.5 gal
8.3 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
24.5 x 17.6 x 20.36
29.8 x 27.5 x 25.8
Electrical
Voltage (AC)
120
120/240
Voltage (DC)
5
Not available
GFCI outletsNoYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
3 %
Not available
Engine
Engine
Briggs & Stratton OHV 4-stroke 224 cc
500 cc OHV 4-stroke, cast iron sleeve
Alternator
Not available
Not available
Starting system
Recoil, Electric, Remote
Recoil, Electric, Remote
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
3700 W
10500 W
Starting watts
4500 W
13000 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
8.5 h
Run time @25% load
16 h
17 h
PropaneNot availableNot available
Running watts
Not available
9975 W
Starting watts
Not available
12350 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
3.3 h
Run time @25% load
Not available
6.5 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
true
UPC
11675308148
811640016746
Core / High-priority specs
Running Watts (Gasoline)
3700
10500
Running Watts (Propane)
Not available
9975
Starting Watts (Gasoline)
4500
13000
Starting Watts (Propane)
Not available
12350
Runtime @ 50% Load (Gasoline)
Not available
8.5
Runtime @ 50% Load (Propane)
Not available
3.3
Runtime @ 25% Load (Gasoline)
16
17
Runtime @ 25% Load (Propane)
Not available
6.5
AC Outlet Types
2x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R)
2x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
Briggs & Stratton OHV 4-stroke
OHV 4-stroke, cast iron sleeve
Engine Displacement
224
500
Cylinder Sleeve
Not available
Cast iron sleeve
Alternator Winding Material
Not available
Copper windings
Engine Oil Type
Not available
10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
16
17
Runtime @ 50% Load (Gasoline)
Not available
8.5
Runtime @ 50% Load (Propane)
Not available
3.3
Controls & display
Display Type
Digital
Not available
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Recoil, Electric, Remote
Recoil, Electric, Remote
Included Accessories
Oil, funnel, key fob, and battery
Funnel, tool kit, key fob, battery charger, propane hose, battery, and wheel kit
Warranty & identification
Commercial Warranty
3
3
Part Number
30814
Not available
Additional specs
Summary
The Briggs & Stratton 30814 P4500 PowerSmart is a 3700-watt inverter generator built for users who need reliable backup power without the noise of traditional models. At 60 decibels, it runs quiet enough for residential neighborhoods and campgrounds, making it suitable for homeowners managing outages, campers extending trips, and outdoor enthusiasts who cannot tolerate generator noise. The 4500-watt peak output handles startup surges for larger appliances like air conditioning units or power tools, while the 3700-watt running capacity sustains continuous operation. With a 3.5-gallon fuel tank and 16-hour runtime at 25% load, users can power essential devices through a full night or longer without refueling. The inverter technology produces only 3% THD, which means laptops, smartphones, and other sensitive electronics charge safely without risk of voltage spikes or damage.
The DuroStar DS13000MX is a dual-fuel generator with a rated wattage of 10500 watts and a peak wattage of 13000 watts. It features a 500 cc OHV 4-stroke engine and is designed for versatile power needs.
  • Most Powerful
    DuroStar DS13000MX
    10500W running
  • Quietest
    Briggs & Stratton 30814 P4500 PowerSmart
    60 dB
  • Longest Runtime
    DuroStar DS13000MX
    8.5h at 50% load
Where to buy
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Briggs & Stratton 30814 P4500 PowerSmart
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DuroStar DS13000MX
Store links
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