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.
- Pulsar PG4000BiSRCO
- WEN DF475T
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 | Pulsar PG4000BiSRCO | WEN DF475T |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Dual-Fuel |
| Inverter | Yes | No |
| Parallel capable | Yes | No |
| RV ready | Yes | No |
| Running watts | 3200 W | Winner: Winner: 3800 W |
| Starting watts | 4000 W | Winner: Winner: 4750 W |
| Noise (lower limit) | Winner: Winner: 65 dB | 69 dB |
| Weight | Winner: Winner: 54 lbs | 105.8 lbs |
| Run time @50% load | 6 h | Winner: Winner: 11 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | 1.6 gal | 4 gal |
| Fuel gauge | No | Yes |
| Approx. dimensions (L × W × H) | 21 x 11 x 19.5 | 23.2 x 17.5 x 18.5 |
| Electrical | ||
| Voltage (AC) | 120 | 120/240 |
| Voltage (DC) | 12 | 12 |
| GFCI outlets | No | Yes |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | ≤3% % | Not available |
| Engine | ||
| Engine | 141 cc OHV 4-stroke. | 224 cc WEN OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Recoil and Electric |
| Warranty | ||
| Warranty | 3 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3200 W | 3800 W |
| Starting watts | 4000 W | 4750 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 | 6 h | 11 h |
| Run time @25% load | Not available | Not available |
| Propane | Not available | Not available |
| Running watts | 2800 W | 3500 W |
| Starting watts | 3600 W | 4350 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 | 13.2 h | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | false |
| Compliance | EPA, ANSI/PGMA G300-2023 | EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Floating. | Not available |
| UPC | 814726028138 | 44459144762 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3200 | 3800 |
| Running Watts (Propane) | 2800 | 3500 |
| Starting Watts (Gasoline) | 4000 | 4750 |
| Starting Watts (Propane) | 3600 | 4350 |
| Runtime @ 50% Load (Gasoline) | 6 | 11 |
| Runtime @ 50% Load (Propane) | 13.2 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R) | 1x Duplex 120V 20A (5-20R); 1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke. | WEN OHV 4-stroke |
| Engine Displacement | 141 | 224 |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 6 | 11 |
| Runtime @ 50% Load (Propane) | 13.2 | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Starting Components | Recoil, Electric, Remote | Recoil, Electric |
| Included Accessories | Oil, tool kit, key fob, propane hose, and battery | Oil, propane hose, battery, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 3 | 2 |
| Additional specs | ||
| Summary | The Pulsar PG4000BiSRCO is a versatile dual fuel inverter generator designed for both gasoline and propane use, delivering up to 4000 peak watts and 3200 running watts. It features remote and electric start options, is RV-ready, and includes CO Sentry technology for safety. | The WEN DF475T is a 3,800-watt dual-fuel generator built for users who need flexibility between gasoline and propane. Its 4,750-watt starting capacity handles motor inrush demands, while the dual-fuel option extends runtime options across different storage and supply scenarios. |
- Most PowerfulWEN DF475T3800W running
- QuietestPulsar PG4000BiSRCO65 dB
- Longest RuntimeWEN DF475T11h at 50% load
Where to buy
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Pulsar PG4000BiSRCO
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WEN DF475T
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