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 SC2000i
- Genmax GM6250iET
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).
| Specification | A-iPower SC2000i | Genmax GM6250iET |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Tri-Fuel |
| Inverter | Yes | Yes |
| Parallel capable | Yes | Yes |
| RV ready | No | Yes |
| Running watts | 1600 W | Winner: Winner: 5500 W |
| Starting watts | 2000 W | Winner: Winner: 6250 W |
| Noise (lower limit) | Winner: Winner: 58 dB | 66 dB |
| Weight | Winner: Winner: 46 lbs | 102.6 lbs |
| Run time @50% load | Winner: Winner: 7 h | Not available |
| Run time @25% load | 10 h | 10 h |
| Fuel tank | 1.1 gal | 3 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 21 x 12.5 x 19 | 22.8 x 17.8 x 19.7 |
| Electrical | ||
| Voltage (AC) | 120 | 120/240 |
| Voltage (DC) | 12 | 5 |
| GFCI outlets | No | Yes |
| Covered outlets | No | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | 3 % | 3 % |
| Engine | ||
| Engine | Yamaha OHV 4-stroke, 79 cc | 224 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 2 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 1600 W | 5500 W |
| Starting watts | 2000 W | 6250 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 | 7 h | Not available |
| Run time @25% load | 10 h | 10 h |
| Natural gas | Not available | Not available |
| Running watts | Not available | 4500 W |
| Starting watts | Not available | 5000 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 | Not available | Not available |
| Propane | Not available | Not available |
| Running watts | Not available | 5000 W |
| Starting watts | Not available | 5500 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 | Not available | 11 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 arrestor | Yes | Yes |
| Neutral | true | true |
| UPC | 851217006008 | 784482491296 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 1600 | 5500 |
| Running Watts (Propane) | Not available | 5000 |
| Running Watts (Natural Gas) | Not available | 4500 |
| Starting Watts (Gasoline) | 2000 | 6250 |
| Starting Watts (Propane) | Not available | 5500 |
| Starting Watts (Natural Gas) | Not available | 5000 |
| Rated Watts (Gasoline) | 1600 | Not available |
| Peak Watts (Gasoline) | 2000 | Not available |
| Runtime @ 50% Load (Gasoline) | 7 | Not available |
| Runtime @ 25% Load (Gasoline) | 10 | 10 |
| Runtime @ 25% Load (Propane) | Not available | 11 |
| AC Outlet Types | 1x 120V 20A (5-20R); 1x 120V 30A (L5-30R) | 1x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 50A (14-50R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | 224 cc OHV 4-stroke |
| Engine Displacement | 79 | 224 |
| Cylinder Sleeve | Cast iron | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 10 | 10 |
| Runtime @ 50% Load (Gasoline) | 7 | Not available |
| Safety & compliance | ||
| Overload Protection System | Not available | Low oil and overload protection, CO monitoring |
| Carbon Monoxide Monitoring | No | Yes |
| Included equipment | ||
| Starting Components | Not available | Recoil, Electric, Remote |
| Included Accessories | Funnel, dual port USB adapter, RV adapter, and parallel cables | Funnel, tool kit, key fob, battery charger, cover, and battery |
| Warranty & identification | ||
| Residential Warranty | 2 | Not available |
| Commercial Warranty | 2 | 3 |
| Part Number | SC2000iV | Not available |
| Additional specs | ||
| Summary | The A-iPower SC2000i is a 1600-watt inverter generator built around a compact 79cc Yamaha engine. This wattage class handles essential household appliances, power tools, and sensitive electronics without breaking a sweat. The unit runs gasoline and delivers 2000 watts of peak power for startup surges, then settles into 1600 running watts for continuous operation. Because the inverter technology holds THD at just 3 percent, laptops, smartphones, and televisions stay protected from electrical noise that would degrade their components or trigger surge protectors. The 1.1-gallon fuel tank stretches to 10 hours at quarter load, meaning a full tank covers a typical day of camping or backup power without a refuel cycle. At 46 pounds, this generator bridges the gap between true portability and real power output. It is not a toy, but it is not a burden either. | The Genmax GM6250iET is a 5,500-watt tri-fuel inverter generator built for users who need substantial backup power without sacrificing electronics protection. Its 3% THD rating means it can safely power laptops, refrigerators, and air conditioning units simultaneously, while the tri-fuel capability lets owners switch between gasoline, propane, and natural gas depending on availability. This combination of clean power and fuel flexibility makes it a practical choice for RV owners, homeowners facing extended outages, and job sites where power quality matters as much as raw wattage. |
- Most PowerfulGenmax GM6250iET5500W running
- QuietestA-iPower SC2000i58 dB
- Longest RuntimeA-iPower SC2000i7h at 50% load
Where to buy
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A-iPower SC2000i
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Genmax GM6250iET
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