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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.

  • Energizer eZV8000
  • Ford FG28KVTWTCO
  • Model eZV8000
    Model eZV8000

    Energizer 6,500W Gas Generator

    6500W
    Running
    76 dB
    Noise
    View details
  • Model FG28KVTWTCO
    Model FG28KVTWTCO

    Ford 20,000W Tri-Fuel Generator

    20000W
    Running
    99.7 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
SpecificationEnergizer eZV8000Ford FG28KVTWTCO
General
Product type
Generator
Generator
Fuel
Gasoline
Tri-Fuel
InverterYesNo
Parallel capableNoNo
RV readyYesYes
Running watts
6500 W
Winner: Winner: 20000 W
Starting watts
8000 W
Winner: Winner: 28000 W
Noise (lower limit)
Winner: Winner: 76 dB
99.7 dB
Weight
Winner: Winner: 194 lbs
557 lbs
Run time @50% load
Not available
Winner: Winner: 10.8 h
Run time @25% load
15.5 h
Not available
Fuel tank
5.5 gal
17.17 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
28 x 28 x 30
39.7 x 27.5 x 45.2
Electrical
Voltage (AC)
120/240V 60 Hz
120/240V 60 Hz
Voltage (DC)
Not available
Not available
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<3% %
Not available
Engine
Engine
420 cc OHV 4-stroke
999 cc OHV V-Twin
Alternator
Not available
Not available
Starting system
Recoil, Electric
Electric, Remote
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
6500 W
20000 W
Starting watts
8000 W
28000 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
10.8 h
Run time @25% load
15.5 h
Not available
Other
Data center
Not available
Not available
Indicators
true
false
Compliance
CARB, EPA
EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
true
true
UPC
Not available
814726029418
Core / High-priority specs
Running Watts (Gasoline)
6500
20000
Starting Watts (Gasoline)
8000
28000
Runtime @ 50% Load (Gasoline)
Not available
10.8
Runtime @ 25% Load (Gasoline)
15.5
Not available
AC Outlet Types
2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
2x Duplex 120V 20A GFCI; 1x 120V 30A (L5-30R); 2x 120/240V 30A (L14-30R); 2x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV V-Twin
Engine Displacement
420
999
Engine Oil Type
10W-30
SAE 10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
15.5
Not available
Runtime @ 50% Load (Gasoline)
Not available
10.8
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringNoYes
Included equipment
Included Accessories
Oil, funnel, tool kit, battery, and wheel kit
Oil, funnel, tool kit, key fob, natural gas hose with NPT adapter, propane hose, battery, and wheel kit
Warranty & identification
Commercial Warranty
3
3
Part Number
INVEZV8000CD
Not available
Additional specs
Summary
The Energizer eZV8000 is a 6,500-watt inverter generator built around a 420cc OHV 4-stroke engine. This wattage places it squarely in the mid-to-heavy duty range, capable of powering multiple household appliances simultaneously. A typical home refrigerator (600 watts), microwave (1000 watts), and several lights (300 watts) can run together, leaving headroom for power tools or additional devices. The 8,000-watt peak rating handles the inrush demand when motors first spin up. Because the eZV8000 runs on gasoline and includes inverter technology with less than 3% THD, users can safely power laptops, TVs, and other sensitive electronics without risk of damage from power spikes. The 5.5-gallon fuel tank delivers 15.5 hours of runtime at 25% load, meaning a full tank can sustain light-duty operation through an entire workday or camping trip.
The Ford FG28KVTWTCO is a 20,000-watt tri-fuel generator built for whole-home backup, commercial job sites, and stationary power delivery. It runs on gasoline, propane, or natural gas, eliminating single-source fuel dependency. At 557 pounds with a 39.7 x 27.5 x 45.2 inch footprint, this is a semi-permanent installation that demands dedicated storage and logistical planning.
  • Most Powerful
    Ford FG28KVTWTCO
    20000W running
  • Quietest
    Energizer eZV8000
    76 dB
  • Longest Runtime
    Ford FG28KVTWTCO
    10.8h at 50% load
Where to buy
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Energizer eZV8000
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Ford FG28KVTWTCO
Store links
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