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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.

  • A-iPower GXS5000RD
  • DEWALT DXGNR4000
  • Model GXS5000RD
    Model GXS5000RD

    A-iPower 4,000W Dual-Fuel Generator

    4000W
    Running
    68 dB
    Noise
    View details
  • Model DXGNR4000
    Model DXGNR4000

    DEWALT 4,000W Gas Generator

    4000W
    Running
    0 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
SpecificationA-iPower GXS5000RDDEWALT DXGNR4000
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyNoNo
Running watts
Winner: Winner: 4000 W
Winner: Winner: 4000 W
Starting watts
Winner: Winner: 5000 W
Winner: Winner: 5000 W
Noise (lower limit)
Winner: Winner: 68 dB
0 dB
Weight
124 lbs
Winner: Winner: 119 lbs
Run time @50% load
Not available—
Winner: Winner: 10 h
Run time @25% load
20 h
Not available—
Fuel tank
6.3 gal
3.4 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
24 x 23.6 x 24
23.7 x 23 x 21.4
Electrical
Voltage (AC)
120/240
120
Voltage (DC)
Not available—
Not available—
GFCI outletsNoYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
Not available—
Not available—
Engine
Engine
223 cc OHV 4-stroke, cast iron sleeve
223 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric, Remote
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
4000 W
4000 W
Starting watts
5000 W
5000 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—
10 h
Run time @25% load
20 h
Not available—
PropaneNot available—Not available—
Running watts
3600 W
Not available—
Starting watts
4500 W
Not available—
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—
Not available—
Run time @25% load
11 h
Not available—
Other
Data center
Digital Data Center
Not available—
Indicators
true
false
Compliance
CARB, EPA, ANSI/PGMA G300-2023
CARB
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
Floating
true
UPC
850016881328
696471075809
Core / High-priority specs
Running Watts (Gasoline)
4000
4000
Running Watts (Propane)
3600
Not available—
Starting Watts (Gasoline)
5000
5000
Starting Watts (Propane)
4500
Not available—
Rated Watts (Gasoline)
4000
Not available—
Rated Watts (Propane)
3600
Not available—
Peak Watts (Gasoline)
5000
Not available—
Peak Watts (Propane)
4500
Not available—
Runtime @ 50% Load (Gasoline)
Not available—
10
Runtime @ 25% Load (Gasoline)
20
Not available—
Runtime @ 25% Load (Propane)
11
Not available—
AC Outlet Types
2x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R)
2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
223 cc OHV 4-stroke
OHV 4-stroke
Engine Displacement
223
223
Cylinder Sleeve
cast iron sleeve
Not available—
Engine Oil Type
10W-30
Not available—
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
20
Not available—
Runtime @ 50% Load (Gasoline)
Not available—
10
Controls & display
Display Type
Digital Data Center
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
Mobility Components
Wheels and folding handle
Not available—
Starting Components
Battery and fob included
Not available—
Included Accessories
Oil, funnel, tool kit, key fob, propane hose, RV adapter, battery, and wheel kit
Oil, funnel, and wheel kit
Warranty & identification
Residential Warranty
3
Not available—
Commercial Warranty
3
Not available—
Part Number
GXS5000RD
PMC164000
Additional specs
Summary
The A-iPower GXS5000RD is a 4,000-watt dual-fuel generator built around a 223cc OHV engine that runs on either gasoline or propane. On gasoline, it delivers 5,000 starting watts and 4,000 running watts. On propane, output drops to 4,500 starting and 3,600 running watts. This power level handles most household circuits, power tools, and mid-range job site equipment simultaneously. The dual-fuel design means users can switch between fuels based on availability, cost, or storage preference. A 6.3-gallon tank paired with 20-hour runtime at 25% load reduces refueling frequency during light-duty work. The 68 dBA noise level sits between a normal conversation and a vacuum cleaner, making it acceptable for residential neighborhoods with reasonable distance from neighbors.
The DEWALT DXGNR4000 is a 4000-watt gasoline generator built around a 223cc OHV 4-stroke engine. This wattage class sits at the threshold between household backup and light job site work. At 4000 running watts, it can power a refrigerator, sump pump, and several lights simultaneously during an outage, or run circular saws and air compressors on a construction site, but not both at full capacity. The 5000-watt peak handles motor startup surges, which matters when appliances draw 20 to 30 percent more current at the moment they turn on. The DXGNR4000 targets users who need portability without sacrificing power. A 3.4-gallon fuel tank delivers 10 hours of runtime at half load, meaning a full tank gets you through a night of backup power or a full workday on site. The recoil start requires physical effort to fire up, but it eliminates the complexity and cost of electric ignition. DEWALT backs this unit with a three-year warranty, signaling confidence in the engine and electrical components.
  • Most Powerful
    A-iPower GXS5000RD
    4000W running
  • Quietest
    A-iPower GXS5000RD
    68 dB
  • Longest Runtime
    DEWALT DXGNR4000
    10h at 50% load
Where to buy
Prices can change. We update these automatically.
A-iPower GXS5000RD
Store links
No links yet.
DEWALT DXGNR4000
Store links
No links yet.
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