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 GM3300i
  • Aceup Energy AG1000
  • Model GM3300i
    Model GM3300i

    Genmax 3,000W Gas Generator

    3000W
    Running
    62 dB
    Noise
    View details
  • Model AG1000
    Model AG1000

    Aceup Energy 800W Gas Generator

    800W
    Running
    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 GM3300iAceup Energy AG1000
General
Product type
Generator
Not available—
Fuel
Gasoline
Gasoline
InverterYesNo
Parallel capableYesNo
RV readyYesNo
Running watts
Winner: Winner: 3000 W
800 W
Starting watts
Winner: Winner: 3300 W
1000 W
Noise (lower limit)
Winner: Winner: 62 dB
Not available—
Weight
47.4 lbs
Winner: Winner: 35.3 lbs
Run time @50% load
4.5 h
Winner: Winner: 6 h
Run time @25% load
6 h
Not available—
Fuel tank
1 gal
1.1 gal
Fuel gaugeNoNo
Approx. dimensions (L × W × H)
18.9 x 11.4 x 17.3
Not available—
Electrical
Voltage (AC)
120
120
Voltage (DC)
5
Not available—
GFCI outletsNoNo
Covered outletsYesNo
Automatic Voltage RegulationYesNo
THD
Not available—
Not available—
Engine
Engine
145 cc Dinking OHV 4-stroke
Aceup Single Cylinder, 2 Cycle Engine
Alternator
Not available—
Not available—
Starting system
Recoil
Recoil start
Warranty
Warranty
1 years
Not available—
Power by fuel
GasolineNot available—Not available—
Running watts
3000 W
800 W
Starting watts
3300 W
1000 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
4.5 h
6 h
Run time @25% load
6 h
Not available—
Other
Data center
Not available—
Not available—
Indicators
true
Not available—
Compliance
EPA, ANSI/PGMA G300-2023
Not available—
Security
Not available—
Not available—
Spark arrestorYesNo
Neutral
Floating
Not available—
UPC
768494056087
Not available—
Core / High-priority specs
Running Watts (Gasoline)
3000
800
Starting Watts (Gasoline)
3300
1000
Runtime @ 50% Load (Gasoline)
4.5
6
Runtime @ 25% Load (Gasoline)
6
Not available—
AC Outlet Types
1x Duplex 120V 20A (5-20R) 1x 120V 30A (TT-30R)
120V AC outlet
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
Dinking OHV 4-stroke
2-stroke
Engine Displacement
145
71
Engine Oil Type
10W-30
Mixing oil (50:1)
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
6
Not available—
Runtime @ 50% Load (Gasoline)
4.5
6
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Not available—
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringYesNo
Included equipment
Included Accessories
Funnel and tool kit
1000W Generator, User Manual, Spark Plug Wrench, Oil Measuring Cup, Handle
Warranty & identification
Residential Warranty
Not available—
2
Part Number
GE-3300A
Not available—
Additional specs
Summary
The Genmax GM3300i is a 3000-watt gasoline inverter generator built for portability and clean power. At 47.4 lbs, it moves easily between campsites, job sites, and homes. The 3300-watt peak output handles startup surges on power tools and appliances, while the inverter technology protects laptops and phones from voltage spikes.
The Aceup Energy AG1000 is a gasoline-powered generator with a rated wattage of 800 watts and a peak wattage of 1000 watts. It features a recoil start and is designed for portable use.
  • Most Powerful
    Genmax GM3300i
    3000W running
  • Quietest
    Genmax GM3300i
    62 dB
  • Longest Runtime
    Aceup Energy AG1000
    6h at 50% load
Where to buy
Prices can change. We update these automatically.
Genmax GM3300i
Store links
No links yet.
Aceup Energy AG1000
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.