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  • ECHO EG-10000
  • Genmax GM10500XiT
  • Model EG-10000
    Model EG-10000

    ECHO 7,500W Gas Generator

    7500W
    Running
    84 dB
    Noise
    View details
  • Model GM10500XiT
    Model GM10500XiT

    Genmax 7,800W Tri-Fuel Generator

    7800W
    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
SpecificationECHO EG-10000Genmax GM10500XiT
General
Product type
Generator
Generator
Fuel
Gasoline
Tri-Fuel
InverterNoYes
Parallel capableNoYes
RV readyNoYes
Running watts
7500 W
Winner: Winner: 7800 W
Starting watts
10000 W
Winner: Winner: 10500 W
Noise (lower limit)
84 dB
Winner: Winner: 74 dB
Weight
212 lbs
Winner: Winner: 123.5 lbs
Run time @50% load
Winner: Winner: 8 h
Not available
Run time @25% load
Not available
13.5 h
Fuel tank
6.6 gal
5.8 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
29 x 27 x 24
25.2 x 19.8 x 21.3
Electrical
Voltage (AC)
120/240
120/240
Voltage (DC)
12
12
GFCI outletsYesNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
Not available
≤3% %
Engine
Engine
420 cc Rato OHV 4-stroke
312 cc OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil, Electric
Recoil, Electric, Remote
Warranty
Warranty
3 years
1 years
Power by fuel
GasolineNot availableNot available
Running watts
7500 W
7800 W
Starting watts
10000 W
10500 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
8 h
Not available
Run time @25% load
Not available
13.5 h
Natural gasNot availableNot available
Running watts
Not available
6250 W
Starting watts
Not available
8500 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
Not available
Run time @25% load
Not available
Not available
PropaneNot availableNot available
Running watts
Not available
7000 W
Starting watts
Not available
8500 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
Not available
Run time @25% load
Not available
Not available
Other
Data center
Not available
Not available
Indicators
false
true
Compliance
CARB, EPA
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Bonded to frame
Floating
UPC
743184017593
760790248388
Core / High-priority specs
Running Watts (Gasoline)
7500
7800
Running Watts (Propane)
Not available
7000
Running Watts (Natural Gas)
Not available
6250
Starting Watts (Gasoline)
10000
10500
Starting Watts (Propane)
Not available
8500
Starting Watts (Natural Gas)
Not available
8500
Runtime @ 50% Load (Gasoline)
8
Not available
Runtime @ 25% Load (Gasoline)
Not available
13.5
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R)
1x 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
Rato OHV 4-stroke
312 cc OHV 4-stroke
Engine Displacement
420
312
Engine Oil Type
Not available
SAE 10W/30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
Not available
13.5
Runtime @ 50% Load (Gasoline)
8
Not available
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringNoYes
Included equipment
Starting Components
Recoil, Electric
Not available
Included Accessories
Battery and wheel kit
Funnel, tool kit, key fob, natural gas hose with NPT adapter, propane hose, cover, neutral bonding plug, battery, and wheel kit
Warranty & identification
Residential Warranty
3
Not available
Commercial Warranty
3
Not available
Additional specs
Summary
The ECHO EG-10000 is a 7,500-watt running generator built around a 420 cc Rato OHV 4-stroke engine. Peak output reaches 10,000 watts, making it capable of powering multiple heavy appliances and job site tools simultaneously. A 6.6-gallon fuel tank delivers 8 hours of runtime at 50% load, which means users can sustain mid-range power draws through a full workday without refueling. The gasoline engine and dual starting system (recoil and electric) give users flexibility in how they bring the unit online. This is a stationary or semi-portable workhorse, not a grab-and-go unit.
The Genmax GM10500XiT is a 7,800-watt tri-fuel inverter generator delivering whole-house backup power and jobsite capability. Its tri-fuel design runs on gasoline, propane, or natural gas, eliminating fuel sourcing constraints during emergencies. The inverter technology maintains THD at 3% or below, making it safe for laptops, medical devices, and smart TVs.
  • Most Powerful
    Genmax GM10500XiT
    7800W running
  • Quietest
    Genmax GM10500XiT
    74 dB
  • Longest Runtime
    ECHO EG-10000
    8h at 50% load
Where to buy
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ECHO EG-10000
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Genmax GM10500XiT
Store links
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