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.
- Sportsman GEN4000
- Westinghouse WGen3600c
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 | Sportsman GEN4000 | Westinghouse WGen3600c |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | Yes | Yes |
| Running watts | 3500 W | Winner: Winner: 3600 W |
| Starting watts | 4000 W | Winner: Winner: 4650 W |
| Noise (lower limit) | 69 dB | Winner: Winner: 68 dB |
| Weight | Winner: Winner: 91 lbs | 106.1 lbs |
| Run time @50% load | 10 h | Winner: Winner: 10.5 h |
| Run time @25% load | Not available | 14 h |
| Fuel tank | 3.6 gal | 4 gal |
| Fuel gauge | No | Yes |
| Approx. dimensions (L × W × H) | 23 x 19.5 x 17.5 | 23.3 x 22.8 x 21.3 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | No | No |
| Covered outlets | No | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | 23 % |
| Engine | ||
| Engine | 212 cc OHV 4-stroke | 212 cc OHV 4-stroke, cast iron sleeve. |
| Alternator | Not available | Not available |
| Starting system | Recoil | Recoil |
| Warranty | ||
| Warranty | 1 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3500 W | 3600 W |
| Starting watts | 4000 W | 4650 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 | 10.5 h |
| Run time @25% load | Not available | 14 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | false | false |
| Compliance | EPA | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | No | Yes |
| Neutral | Not available | Not available |
| UPC | 27077801187 | 850011336892 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3500 | 3600 |
| Starting Watts (Gasoline) | 4000 | 4650 |
| Runtime @ 50% Load (Gasoline) | 10 | 10.5 |
| Runtime @ 25% Load (Gasoline) | Not available | 14 |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R) | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (L5-30R) 1x 120V 30A (TT-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 212 | 212 |
| Cylinder Sleeve | Not available | cast iron sleeve |
| Engine Oil Type | SAE10W-30 | SAE 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | Not available | 14 |
| Runtime @ 50% Load (Gasoline) | 10 | 10.5 |
| Controls & display | ||
| Display Type | Voltmeter | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | No | Yes |
| Included equipment | ||
| Starting Components | Recoil | Recoil |
| Included Accessories | Tool kit and battery charging cables | Oil, funnel, tool kit, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | Not available | 3 |
| Part Number | 806724 | Not available |
| Additional specs | ||
| Summary | The Sportsman GEN4000 is a gasoline-powered portable generator delivering 4000 surge watts and 3500 running watts, suitable for RVs, household appliances, and power tools. | The Westinghouse WGen3600c is a portable gas generator delivering 4,650 peak watts and 3,600 running watts, designed for home backup, RV use, and outdoor adventures. |
- Most PowerfulWestinghouse WGen3600c3600W running
- QuietestWestinghouse WGen3600c68 dB
- Longest RuntimeWestinghouse WGen3600c10.5h at 50% load
Where to buy
Prices can change. We update these automatically.
Sportsman GEN4000
Store links
No links yet.
Westinghouse WGen3600c
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.