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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.

  • Yamaha EF2800i
  • Aceup Energy AI4500
  • Model EF2800i
    Model EF2800i

    Yamaha 2,500W Gas Generator

    2500W
    Running
    65 dB
    Noise
    View details
  • Model AI4500
    Model AI4500

    Aceup Energy 3,600W Inverter Generator

    3600W
    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 @25%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationYamaha EF2800iAceup Energy AI4500
General
Product type
Generator
Not available
Fuel
Gasoline
Not available
InverterYesYes
Parallel capableNoYes
RV readyNoNo
Running watts
2500 W
Winner: Winner: 3600 W
Starting watts
2800 W
Winner: Winner: 4500 W
Noise (lower limit)
Winner: Winner: 65 dB
Not available
Weight
68 lbs
Winner: Winner: 62.7 lbs
Run time @50% load
Not available
Not available
Run time @25% load
Winner: Winner: 14.7 h
10 h
Fuel tank
2.6 gal
2.65 gal
Fuel gaugeYesNo
Approx. dimensions (L × W × H)
19.2 x 15.6 x 16.7
Not available
Electrical
Voltage (AC)
120
120V
Voltage (DC)
12
12V
GFCI outletsYesNo
Covered outletsNoNo
Automatic Voltage RegulationYesNo
THD
2.5 %
Not available
Engine
Engine
Yamaha MZ175 OHV 4-stroke
223cc 4-stroke OHV engine
Alternator
Not available
Not available
Starting system
Recoil
Not available
Warranty
Warranty
3 years
2 years
Power by fuel
GasolineNot availableNot available
Running watts
2500 W
3600 W
Starting watts
2800 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
Not available
Run time @25% load
14.7 h
10 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
EPA
EPA compliant
Security
Not available
Not available
Spark arrestorYesNo
Neutral
Not available
Not available
UPC
799530396645
Not available
Core / High-priority specs
Running Watts (Gasoline)
2500
3600
Starting Watts (Gasoline)
2800
4500
Runtime @ 25% Load (Gasoline)
14.7
10
AC Outlet Types
1x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)
Two 20A outlets and one 30A Twist-Lock
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
4-stroke OHV
Engine Displacement
171
223
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
14.7
10
Controls & display
Display Type
Not available
Intelligent gauge
Idle Control System
Not available
Economic mode to save fuel
Safety & compliance
Low Oil ProtectionYesNo
Carbon Monoxide MonitoringNoNo
Included equipment
Starting Components
Not available
5-in-1 knob: fuel on/shut-off, engine on/off, choke
Warranty & identification
Residential Warranty
Not available
2
Commercial Warranty
Not available
2
Part Number
Not available
AI4500
Additional specs
Summary
The Yamaha EF2800i is a lightweight and quiet inverter generator capable of powering a range of devices, from power tools to sensitive electronics, making it suitable for home backup, job sites, and on-the-go use.
The Aceup Energy AI4500 is a 3,600-watt inverter generator built around a 223cc 4-stroke OHV engine. It produces 3,600 running watts and 4,500 peak watts, making it suitable for home backup of essentials, jobsite tools with moderate surge needs, and applications where clean power matters. As an inverter model, it delivers stable electricity to sensitive electronics like laptops, chargers, and networking gear while handling traditional household loads and motor starts. The 2.65-gallon fuel tank and 10-hour runtime at 25 percent load support overnight run windows for light to moderate demand. Parallel capability lets users connect two units later to increase total output without replacing the generator entirely.
  • Most Powerful
    Aceup Energy AI4500
    3600W running
  • Quietest
    Yamaha EF2800i
    65 dB
  • Longest Runtime
    h at 50% load
Where to buy
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Yamaha EF2800i
Store links
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Aceup Energy AI4500
Store links
No links yet.
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