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

  • A-iPower GXS5000D
  • Honda EM5000SX
  • Model GXS5000D
    Model GXS5000D

    A-iPower 4,000W Dual-Fuel Generator

    4000W
    Running
    68 dB
    Noise
    View details
  • Model EM5000SX
    Model EM5000SX

    Honda 4,500W Gas Generator

    4500W
    Running
    63 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 GXS5000DHonda EM5000SX
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Gasoline
InverterNoNo
Parallel capableNoNo
RV readyNoNo
Running watts
4000 W
Winner: Winner: 4500 W
Starting watts
Winner: Winner: 5000 W
Winner: Winner: 5000 W
Noise (lower limit)
68 dB
Winner: Winner: 63 dB
Weight
Winner: Winner: 114.6 lbs
226.4 lbs
Run time @50% load
Not available
Winner: Winner: 10.5 h
Run time @25% load
20 h
Not available
Fuel tank
6.3 gal
6.2 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
24 x 23.6 x 24
41.1 x 27.8 x 28.3
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
Not available
12
GFCI outletsNoYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
Not available
Not available
Engine
Engine
223 cc OHV 4-stroke, cast iron sleeve
Honda iGX390 OHV 4-stroke, cast iron sleeve
Alternator
Not available
Not available
Starting system
Recoil
Not available
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
4000 W
4500 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
10.5 h
Run time @25% load
20 h
Not available
PropaneNot availableNot 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
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
Not available
UPC
850016881311
786102007412
Core / High-priority specs
Running Watts (Gasoline)
4000
4500
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
10.5
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) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke, cast iron sleeve
Not available
Engine Displacement
223
389
Cylinder Sleeve
cast iron sleeve
cast iron sleeve
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
20
Not available
Runtime @ 50% Load (Gasoline)
Not available
10.5
Safety & compliance
Overload Protection System
Low oil and overload protection
Not available
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Mobility Components
Folding handle and wheels
Yes
Starting Components
Not available
Recoil, Electric, Remote
Included Accessories
Oil, funnel, tool kit, propane hose, RV adapter, and wheel kit
Battery and wheel kit
Warranty & identification
Commercial Warranty
3
3
Part Number
Not available
EM5000SXK3AN
Additional specs
Summary
The A-iPower GXS5000D is a 4,000-watt dual-fuel portable generator built around a 223cc OHV 4-stroke engine with cast iron sleeves. On gasoline, it delivers 5,000 starting watts and 4,000 running watts. On propane, output drops to 4,500 starting watts and 3,600 running watts. This power level handles mid-range job site demands: circular saws, air compressors, multiple power tools running simultaneously, or a household refrigerator plus several circuits during an outage. The dual-fuel design means users can switch between gasoline and propane based on availability, storage preference, or runtime needs. Compliance with CARB and EPA standards confirms emissions control without sacrificing performance. The 6.3-gallon fuel tank stretches runtime significantly at light loads. On gasoline at 25 percent load, users get 20 hours of operation before refueling. This extended runtime makes the GXS5000D practical for all-day job sites or overnight emergency backup without constant attention. Propane runtime at the same load reaches 11 hours, a meaningful difference for users who prioritize fuel storage or longer shelf life.
The Honda EM5000SX is a 5000-watt 120/240V generator equipped with CO-MINDER™, providing 7,000 watts for 10 seconds to start larger equipment. It features a long run time of up to 10.5 hours, electric start, and Bluetooth® capability via the Honda My Generator app.
  • Most Powerful
    Honda EM5000SX
    4500W running
  • Quietest
    Honda EM5000SX
    63 dB
  • Longest Runtime
    Honda EM5000SX
    10.5h at 50% load
Where to buy
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A-iPower GXS5000D
Store links
No links yet.
Honda EM5000SX
Store links
No links yet.
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