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.

  • A-iPower SC2300i
  • Generac #8251 GP2500i
  • Model SC2300i
    Model SC2300i

    A-iPower 1,800W Gas Generator

    1800W
    Running
    52 dB
    Noise
    View details
  • Model #8251 GP2500i
    Model #8251 GP2500i

    Generac 2,200W Gas Generator

    2200W
    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
SpecificationA-iPower SC2300iGenerac #8251 GP2500i
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableYesYes
RV readyNoNo
Running watts
1800 W
Winner: Winner: 2200 W
Starting watts
2300 W
Winner: Winner: 2500 W
Noise (lower limit)
Winner: Winner: 52 dB
0 dB
Weight
50.7 lbs
Winner: Winner: 48 lbs
Run time @50% load
Not available—
Winner: Winner: 4.5 h
Run time @25% load
10 h
8 h
Fuel tank
1.1 gal
1 gal
Fuel gaugeYesNo
Approx. dimensions (L × W × H)
21.7 x 14 x 20.9
19.7 x 11.4 x 17.9
Electrical
Voltage (AC)
120
120
Voltage (DC)
12
12
GFCI outletsNoNo
Covered outletsNoYes
Automatic Voltage RegulationYesYes
THD
3 %
Not available—
Engine
Engine
80 cc Yamaha OHV 4-stroke
98 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
1800 W
2200 W
Starting watts
2300 W
2500 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
10 h
4.5 h
Run time @25% load
10 h
8 h
Other
Data center
Not available—
Not available—
Indicators
true
true
Compliance
CARB, EPA
EPA, ANSI/PGMA G300-2023
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
Not available—
UPC
851217006978
696471003946
Core / High-priority specs
Generator Type
Generator
Not available—
Running Watts (Gasoline)
1800
2200
Starting Watts (Gasoline)
2300
2500
Rated Watts (Gasoline)
1800
Not available—
Peak Watts (Gasoline)
2300
Not available—
Runtime @ 50% Load (Gasoline)
10
4.5
Runtime @ 25% Load (Gasoline)
10
8
AC Outlet Types
AC outlets1x 120V 20A (5-20R)1x 120V 30A (L5-30R)
1x Duplex 120V 20A (5-20R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
Yamaha OHV 4-stroke
98 cc OHV 4-stroke
Engine Displacement
80
98
Engine Oil Type
Not available—
10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
10
8
Runtime @ 50% Load (Gasoline)
10
4.5
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection
Low Oil ProtectionNoYes
Carbon Monoxide MonitoringNoYes
Included equipment
Starting Components
Oil, funnel, tool kit, RV adapter, battery charging cables, and parallel cables
Recoil
Included Accessories
Oil, funnel, tool kit, RV adapter, battery charging cables, and parallel cables
Oil, funnel, tool kit, and battery charging cables
Warranty & identification
Commercial Warranty
3
3
Part Number
SC2300i
82512
Additional specs
Summary
The A-iPower SC2300i is a 1800-watt inverter generator built around a Yamaha 80cc OHV 4-stroke engine. It delivers 2300 starting watts on gasoline, making it capable of powering most household appliances, power tools, and sensitive electronics simultaneously. The 1.1-gallon fuel tank runs for 10 hours at 25% load, which means users can operate small devices like laptops, phone chargers, and LED lights for an entire day without refueling. At 50% load, the runtime drops to zero hours according to specs, indicating the generator cannot sustain mid-range continuous loads for extended periods. This unit targets RV travelers, campers, and homeowners who need portable backup power in a lightweight package rather than a workhorse for sustained heavy-duty operation.
The Generac GP2500i is a 2200-watt inverter generator built for portable backup power and recreational use. At 48 pounds, it moves easily between campsites, job sites, and emergency situations. The inverter technology means laptops, phones, and sensitive tools run safely because the power output stays stable. This unit runs on gasoline and delivers 2500 starting watts, so it can handle the initial surge when motors kick on.
  • Most Powerful
    Generac #8251 GP2500i
    2200W running
  • Quietest
    A-iPower SC2300i
    52 dB
  • Longest Runtime
    Generac #8251 GP2500i
    4.5h at 50% load
Where to buy
Prices can change. We update these automatically.
A-iPower SC2300i
Store links
No links yet.
Generac #8251 GP2500i
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.