All GeneratorsDealsCompareMy PicksGenerator Finder
All GeneratorsDealsCompareMy PicksGenerator Finder
  • Guides
  • Blog
  • FAQ
  • Rankings

Helping you find the right generator for your needs with objective specs and clear comparisons.

Categories

  • Quiet Generators
  • Inverter Generators
  • Dual-Fuel
  • Home Backup
  • Portable
  • All Brands

Resources

  • Rankings
  • Compare Generators
  • Generator Finder
  • Deals
  • Buying Guides
  • Blog
  • FAQ
  • About Us

Legal

  • Terms of Service
  • Privacy Policy
  • DMCA
  • Disclosures

Disclosure

RightGenerator is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no cost to you.

© 2026 RightGenerator. All rights reserved.

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.

  • Genmax GM3500iAED
  • Powerhorse s5000id
  • Model GM3500iAED
    Model GM3500iAED

    Genmax 3,200W Dual-Fuel Generator

    3200W
    Running
    62 dB
    Noise
    View details
  • Model s5000id
    Model s5000id

    Powerhorse 3,900W Dual-Fuel Generator

    3900W
    Running
    58 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
SpecificationGenmax GM3500iAEDPowerhorse s5000id
General
Product type
Generator
Generator
Fuel
Dual-Fuel
Dual-Fuel
InverterYesYes
Parallel capableYesYes
RV readyNoYes
Running watts
3200 W
Winner: Winner: 3900 W
Starting watts
3500 W
Winner: Winner: 5000 W
Noise (lower limit)
62 dB
Winner: Winner: 58 dB
Weight
Winner: Winner: 56.2 lbs
113.5 lbs
Run time @50% load
Not available—
Winner: Winner: 9.5 h
Run time @25% load
9 h
Not available—
Fuel tank
1.7 gal
3.17 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
20.9 x 12.2 x 19.7
25 x 18.1 x 21.1
Electrical
Voltage (AC)
120
120
Voltage (DC)
5
5
GFCI outletsNoNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
≤3% %
<3% %
Engine
Engine
145 cc OHV 4-stroke
224 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric, Remote
Recoil, Electric, Remote
Warranty
Warranty
1 years
2 years
Power by fuel
GasolineNot available—Not available—
Running watts
3200 W
3900 W
Starting watts
3500 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—
9.5 h
Run time @25% load
8 h
Not available—
PropaneNot available—Not available—
Running watts
2800 W
3600 W
Starting watts
3100 W
4500 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
16 h
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
EPA, ANSI/PGMA G300-2023
EPA, ANSI/PGMA G300-2023
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
Floating
UPC
713424639021
Not available—
Core / High-priority specs
Running Watts (Gasoline)
3200
3900
Running Watts (Propane)
2800
3600
Starting Watts (Gasoline)
3500
5000
Starting Watts (Propane)
3100
4500
Runtime @ 50% Load (Gasoline)
Not available—
9.5
Runtime @ 50% Load (Propane)
Not available—
10
Runtime @ 25% Load (Gasoline)
8
Not available—
Runtime @ 25% Load (Propane)
16
Not available—
AC Outlet Types
1x Duplex 120V 20A (5-20R) 1x 120V 30A (L5-30R)
1x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
224 cc OHV 4-stroke
Engine Displacement
145
224
Engine Oil Type
10W-30
Not available—
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
8
Not available—
Runtime @ 50% Load (Gasoline)
Not available—
9.5
Runtime @ 50% Load (Propane)
Not available—
10
Safety & compliance
Overload Protection System
Not available—
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Not available—
Recoil, Electric, Remote
Included Accessories
Funnel, tool kit, key fob, propane hose, RV adapter, and battery
Funnel, tool kit, key fob, propane hose, and battery
Warranty & identification
Commercial Warranty
Not available—
2
Additional specs
Summary
The Genmax GM3500iAED is a 3,200-watt dual-fuel inverter generator that runs on gasoline or propane. At 56.2 lbs, it handles essential household loads like refrigerators and small power tools while remaining portable enough for camping or job sites. The 62 dB noise level keeps it residential-friendly.
The Powerhorse s5000id is a dual-fuel inverter generator delivering 5,000 surge watts and 3,900 rated watts, suitable for various applications including emergency home backup, RVs, and outdoor events.
  • Most Powerful
    Powerhorse s5000id
    3900W running
  • Quietest
    Powerhorse s5000id
    58 dB
  • Longest Runtime
    Powerhorse s5000id
    9.5h at 50% load
Where to buy
Prices can change. We update these automatically.
Genmax GM3500iAED
Store links
No links yet.
Powerhorse s5000id
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.