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
- Sportsman GEN4000DF
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 | Sportsman GEN4000DF |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Dual-Fuel |
| Inverter | Yes | No |
| Parallel capable | Yes | No |
| RV ready | Yes | Yes |
| Running watts | 3200 W | Winner: Winner: 3500 W |
| Starting watts | Winner: Winner: 4000 W | Winner: Winner: 4000 W |
| Noise (lower limit) | Winner: Winner: 65 dB | 69 dB |
| Weight | Winner: Winner: 54 lbs | 90 lbs |
| Run time @50% load | 6 h | Winner: Winner: 10 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | 1.6 gal | 3.6 gal |
| Fuel gauge | No | No |
| Approx. dimensions (L × W × H) | 21 x 11 x 19.5 | 24.5 x 17 x 16.5 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 12 | 12 |
| GFCI outlets | No | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | ≤3% % | Not available |
| Engine | ||
| Engine | 141 cc OHV 4-stroke. | 212 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Recoil |
| Warranty | ||
| Warranty | 3 years | 1 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3200 W | 3500 W |
| Starting watts | 4000 W | 4000 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 | 10 h |
| Run time @25% load | Not available | Not available |
| Propane | Not available | Not available |
| Running watts | 2800 W | 3100 W |
| Starting watts | 3600 W | 3600 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 | 12 h |
| 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 | 27077801323 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3200 | 3500 |
| Running Watts (Propane) | 2800 | 3100 |
| Starting Watts (Gasoline) | 4000 | 4000 |
| Starting Watts (Propane) | 3600 | 3600 |
| Runtime @ 50% Load (Gasoline) | 6 | 10 |
| Runtime @ 50% Load (Propane) | 13.2 | 12 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R) | 2x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke. | OHV 4-stroke |
| Engine Displacement | 141 | 212 |
| Engine Oil Type | 10W-30 | SAE10W-30 |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 6 | 10 |
| Runtime @ 50% Load (Propane) | 13.2 | 12 |
| 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 | Not available |
| Included Accessories | Oil, tool kit, key fob, propane hose, and battery | Funnel, tool kit, propane hose, and battery charging cables |
| Warranty & identification | ||
| Commercial Warranty | 3 | Not available |
| 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 Sportsman GEN4000DF is a dual fuel generator capable of producing 4,000 surge watts and 3,500 running watts, suitable for powering RVs, household appliances, and power tools. |
- Most PowerfulSportsman GEN4000DF3500W running
- QuietestPulsar PG4000BiSRCO65 dB
- Longest RuntimeSportsman GEN4000DF10h at 50% load
Where to buy
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Pulsar PG4000BiSRCO
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Sportsman GEN4000DF
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