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 SUA4300iD
- DEWALT DXGN4500
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 SUA4300iD | DEWALT DXGN4500 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | Yes | No |
| Parallel capable | Yes | No |
| RV ready | No | No |
| Running watts | 3450 W | Winner: Winner: 4200 W |
| Starting watts | 4300 W | Winner: Winner: 4500 W |
| Noise (lower limit) | Winner: Winner: 62 dB | 76 dB |
| Weight | Winner: Winner: 54.8 lbs | 160 lbs |
| Run time @50% load | Not available | Winner: Winner: 15 h |
| Run time @25% load | 7.5 h | Not available |
| Fuel tank | 1.6 gal | 7 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 22.2 x 14.4 x 20.3 | 28.2 x 21.3 x 24.1 |
| Electrical | ||
| Voltage (AC) | 120 | 120/240 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | No | Yes |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | <6% % |
| Engine | ||
| Engine | 149 cc OHV 4-stroke | 270 cc Honda GX270 OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3450 W | 4200 W |
| Starting watts | 4300 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 | 15 h |
| Run time @25% load | 7.5 h | Not available |
| Propane | Not available | Not available |
| Running watts | 3100 W | Not available |
| Starting watts | 3900 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 | 11 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | false |
| Compliance | CARB, EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | true |
| UPC | 850016881649 | 696471618594 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3450 | 4200 |
| Running Watts (Propane) | 3100 | Not available |
| Starting Watts (Gasoline) | 4300 | 4500 |
| Starting Watts (Propane) | 3900 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 15 |
| Runtime @ 25% Load (Gasoline) | 7.5 | Not available |
| Runtime @ 25% Load (Propane) | 11 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (L5-30R) | 2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 20A (L14-20R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | Honda GX270 OHV 4-stroke |
| Engine Displacement | 149 | 270 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 7.5 | Not available |
| Runtime @ 50% Load (Gasoline) | Not available | 15 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | No | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Oil, funnel, tool kit, propane hose, dual port USB adapter, RV adapter, and battery charging cables | Oil and tool kit |
| Warranty & identification | ||
| Residential Warranty | 3 | Not available |
| Commercial Warranty | 3 | 3 |
| Part Number | Not available | PD422MHI005 |
| Additional specs | ||
| Summary | The A-iPower SUA4300iD is a 3,450-watt dual-fuel generator that runs on either gasoline or propane. This flexibility means users can refuel based on what's available, whether that's a gas station during an outage or a propane tank for extended storage. The 4,300-watt peak output handles startup surges from refrigerators, air compressors, and power tools without stumbling. At 54.8 lbs, this unit moves easily into trucks, basements, or storage closets, making it practical for homeowners, campers, and job site crews who need power without the burden of a stationary installation. | The DEWALT DXGN4500 is a 4200-watt gasoline generator built around a Honda GX270 engine, positioning it as a workhorse for job sites and extended outdoor use. At 160 pounds, this unit sits at the heavy end of the portable generator spectrum, meaning it stays put once deployed rather than moving between locations. The 7-gallon fuel tank stretches to 15 hours at half load, so users can power a full day of work or an extended event without refueling. The dual-voltage output (120V and 120/240V) lets contractors run both household circuits and heavy equipment from a single machine. |
- Most PowerfulDEWALT DXGN45004200W running
- QuietestA-iPower SUA4300iD62 dB
- Longest RuntimeDEWALT DXGN450015h at 50% load
Where to buy
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A-iPower SUA4300iD
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DEWALT DXGN4500
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