Skip to content

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
  • Powermate PM3800
  • Model eZV8000
    Model eZV8000

    Energizer 6,500W Gas Generator

    6500W
    Running
    76 dB
    Noise
    View details
  • Model PM3800
    Model PM3800

    Powermate 3,000W Gas Generator

    3000W
    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
SpecificationEnergizer eZV8000Powermate PM3800
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesNo
Parallel capableNoNo
RV readyYesNo
Running watts
Winner: Winner: 6500 W
3000 W
Starting watts
Winner: Winner: 8000 W
3800 W
Noise (lower limit)
Winner: Winner: 76 dB
0 dB
Weight
194 lbs
Winner: Winner: 96 lbs
Run time @50% load
Not available
Winner: Winner: 14 h
Run time @25% load
15.5 h
21 h
Fuel tank
5.5 gal
5 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
28 x 28 x 30
23.8 x 18.1 x 19.1
Electrical
Voltage (AC)
120/240V 60 Hz
120
Voltage (DC)
Not available
Not available
GFCI outletsYesNo
Covered outletsYesYes
Automatic Voltage RegulationYesNo
THD
<3% %
Not available
Engine
Engine
420 cc OHV 4-stroke
212 cc OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil, Electric
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
6500 W
3000 W
Starting watts
8000 W
3800 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
14 h
Run time @25% load
15.5 h
21 h
Other
Data center
Not available
Not available
Indicators
true
false
Compliance
CARB, EPA
EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
true
Floating
UPC
Not available
696471080339
Core / High-priority specs
Running Watts (Gasoline)
6500
3000
Starting Watts (Gasoline)
8000
3800
Runtime @ 50% Load (Gasoline)
Not available
14
Runtime @ 25% Load (Gasoline)
15.5
21
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 (5-20R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
212 cc OHV 4-stroke
Engine Displacement
420
212
Engine Oil Type
10W-30
10W-30 / SAE 30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
15.5
21
Runtime @ 50% Load (Gasoline)
Not available
14
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionYesYes
Included equipment
Starting Components
Not available
Oil
Included Accessories
Oil, funnel, tool kit, battery, and wheel kit
Oil
Warranty & identification
Commercial Warranty
3
3
Part Number
INVEZV8000CD
P0081100
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 Powermate PM3800 is a durable and compact portable generator, ideal for home use and DIY projects. It features a Generac 212cc OHV engine, delivering 3800 starting watts and 3000 running watts. The generator offers a 21-hour runtime at 25% load, facilitated by a 5-gallon fuel tank. Its POWERDIAL™ simplifies the startup process with an integrated off/run/choke knob.
  • Most Powerful
    Energizer eZV8000
    6500W running
  • Quietest
    Energizer eZV8000
    76 dB
  • Longest Runtime
    Powermate PM3800
    14h at 50% load
Where to buy
Prices can change. We update these automatically.
Energizer eZV8000
Store links
No links yet.
Powermate PM3800
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.