Skip to content

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
  • DEWALT DXGNi2200
  • Model 30814 P4500 PowerSmart
    Model 30814 P4500 PowerSmart

    Briggs & Stratton 3,700W Gas Generator

    3700W
    Running
    60 dB
    Noise
    View details
  • Model DXGNi2200
    Model DXGNi2200

    DEWALT 1,700W Gas Generator

    1700W
    Running
    60 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 PowerSmartDEWALT DXGNi2200
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableNoYes
RV readyNoNo
Running watts
Winner: Winner: 3700 W
1700 W
Starting watts
Winner: Winner: 4500 W
2200 W
Noise (lower limit)
Winner: Winner: 60 dB
Winner: Winner: 60 dB
Weight
104 lbs
Winner: Winner: 49 lbs
Run time @50% load
Not available
Winner: Winner: 6 h
Run time @25% load
16 h
11 h
Fuel tank
3.5 gal
1 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
24.5 x 17.6 x 20.36
21.3 x 10.8 x 17.7
Electrical
Voltage (AC)
120
120
Voltage (DC)
5
12
GFCI outletsNoYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
3 %
Not available
Engine
Engine
Briggs & Stratton OHV 4-stroke 224 cc
Dewalt OHV 4-stroke engine, 80
Alternator
Not available
Not available
Starting system
Recoil, Electric, Remote
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
3700 W
1700 W
Starting watts
4500 W
2200 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
6 h
Run time @25% load
16 h
11 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
CARB
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
true
UPC
11675308148
696471076509
Core / High-priority specs
Running Watts (Gasoline)
3700
1700
Starting Watts (Gasoline)
4500
2200
Runtime @ 50% Load (Gasoline)
Not available
6
Runtime @ 25% Load (Gasoline)
16
11
AC Outlet Types
2x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R)
1x Duplex 120V 20A (5-20R) GFCI
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
Briggs & Stratton OHV 4-stroke
OHV 4-stroke
Engine Displacement
224
80
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
16
11
Runtime @ 50% Load (Gasoline)
Not available
6
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 ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Recoil, Electric, Remote
Not available
Included Accessories
Oil, funnel, key fob, and battery
Oil, funnel, and battery charging cables
Warranty & identification
Commercial Warranty
3
Not available
Part Number
30814
PMC172200
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 DEWALT DXGNi2200 is a 1700-watt inverter generator built around an 80cc OHV 4-stroke engine. At this wattage, it powers small appliances, power tools, and sensitive electronics without grid dependency. The inverter technology keeps total harmonic distortion low, meaning laptops, phones, and televisions run safely without risk of voltage spikes or damage. Because the unit weighs only 49 pounds and measures 21.3 by 10.8 by 17.7 inches, it fits easily into truck beds, closets, or vehicle trunks. This is grab-and-go power. The 1-gallon fuel tank and 11-hour runtime at 25% load make it practical for day trips, job sites, and emergency backup without constant refueling.
  • Most Powerful
    Briggs & Stratton 30814 P4500 PowerSmart
    3700W running
  • Quietest
    Briggs & Stratton 30814 P4500 PowerSmart
    60 dB
  • Longest Runtime
    DEWALT DXGNi2200
    6h at 50% load
Where to buy
Prices can change. We update these automatically.
Briggs & Stratton 30814 P4500 PowerSmart
Store links
No links yet.
DEWALT DXGNi2200
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.