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 SUA2301iD
- Firman W03383
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).
| Specification | A-iPower SUA2301iD | Firman W03383 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | Yes | Yes |
| RV ready | No | Yes |
| Running watts | 1800 W | Winner: Winner: 3300 W |
| Starting watts | 2300 W | Winner: Winner: 3650 W |
| Noise (lower limit) | 62 dB | Winner: Winner: 58 dB |
| Weight | Winner: Winner: 46.2 lbs | 91 lbs |
| Run time @50% load | Not available | Not available |
| Run time @25% load | Winner: Winner: 9 h | Winner: Winner: 9 h |
| Fuel tank | 0.9 gal | 1.8 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 21.5 x 12.8 x 21.1 | 23.2 x 17.8 x 17.9 |
| Electrical | ||
| Voltage (AC) | 120V 60 Hz | 120 |
| Voltage (DC) | 12 | 12 |
| GFCI outlets | No | No |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | <3% % |
| Engine | ||
| Engine | 80 cc Senci OHV 4-stroke | 193 cc Firman Max-Pro Series OHV 4-stroke, cast iron sleeve |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 1800 W | 3300 W |
| Starting watts | 2300 W | 3650 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 | 9 h | 9 h |
| Propane | Not available | Not available |
| Running watts | 1600 W | Not available |
| Starting watts | 2000 W | Not available |
| 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 |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Floating | Not available |
| UPC | 850016881564 | 840876133835 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 1800 | 3300 |
| Running Watts (Propane) | 1600 | Not available |
| Starting Watts (Gasoline) | 2300 | 3650 |
| Starting Watts (Propane) | 2000 | Not available |
| Runtime @ 25% Load (Gasoline) | 9 | 9 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R) | 1x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | 80 cc Senci OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 80 | 193 |
| Cylinder Sleeve | Not available | cast iron sleeve |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 9 | 9 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Not available |
| Low Oil Protection | No | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Oil, funnel, tool kit, propane hose, RV adapter, battery charging cables, and parallel cables | Oil, funnel, tool kit, key fob, battery charger, battery charging cables, and battery |
| Warranty & identification | ||
| Commercial Warranty | 3 | Not available |
| Additional specs | ||
| Summary | The A-iPower SUA2301iD is an 1800-watt dual-fuel inverter generator built for users who need flexible fuel options without sacrificing portability. At 46.2 pounds, this unit bridges the gap between lightweight camping power and serious backup capability. The dual-fuel design means you can run gasoline when convenient and switch to propane for longer storage or when gasoline is unavailable. This flexibility matters most for homeowners facing unpredictable outages, RV owners planning extended trips, and outdoor workers who can't predict fuel availability on the job.
With 1800 running watts on gasoline and 1600 on propane, the SUA2301iD handles essential household circuits, power tools, and most outdoor equipment. The 80cc Senci OHV 4-stroke engine delivers 2300 peak watts on gasoline, giving you headroom for startup surges. Nine hours of runtime at 25% load on a 0.9-gallon tank means you can power a modest load overnight without refueling. This is not a whole-home generator, but it will run a refrigerator, some lights, and a few outlets simultaneously. | The Firman W03383 is a 3300-watt inverter generator built around a 193cc OHV 4-stroke engine with a cast iron sleeve. At this wattage, it can run a refrigerator, microwave, and several lights simultaneously, or power essential household circuits during an outage. The inverter technology keeps total harmonic distortion below 3%, which protects laptops, smartphones, and other sensitive electronics from voltage spikes. This unit bridges the gap between lightweight portables and mid-range backup power, making it useful for both recreational trips and emergency home backup. |
- Most PowerfulFirman W033833300W running
- QuietestFirman W0338358 dB
- Longest Runtimeh at 50% load
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A-iPower SUA2301iD
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Firman W03383
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