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- Generac #8946 iQ3800DF
- Pulsar PG4000BiSRCO
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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 | Generac #8946 iQ3800DF | Pulsar PG4000BiSRCO |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Dual-Fuel |
| Inverter | Yes | Yes |
| Parallel capable | Yes | Yes |
| RV ready | No | Yes |
| Running watts | 3000 W | Winner: Winner: 3200 W |
| Starting watts | 3800 W | Winner: Winner: 4000 W |
| Noise (lower limit) | 0 dB | Winner: Winner: 65 dB |
| Weight | 107 lbs | Winner: Winner: 54 lbs |
| Run time @50% load | Winner: Winner: 13 h | 6 h |
| Run time @25% load | 20 h | Not available |
| Fuel tank | 3.28 gal | 1.6 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 24.6 x 20.3 x 22.4 | 21 x 11 x 19.5 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 5 | 12 |
| GFCI outlets | No | No |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | No | Yes |
| THD | < 3% % | ≤3% % |
| Engine | ||
| Engine | 212 cc OHV 4-stroke | 141 cc OHV 4-stroke. |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 3000 W | 3200 W |
| Starting watts | 3800 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 | 13 h | 6 h |
| Run time @25% load | 20 h | Not available |
| Propane | Not available | Not available |
| Running watts | 2700 W | 2800 W |
| Starting watts | Not available | 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 | 16 h | 13.2 h |
| Run time @25% load | 19 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA, ANSI/PGMA G300-2023 | EPA, ANSI/PGMA G300-2023 |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | Floating. |
| UPC | 696471103793 | 814726028138 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3000 | 3200 |
| Running Watts (Propane) | 2700 | 2800 |
| Starting Watts (Gasoline) | 3800 | 4000 |
| Starting Watts (Propane) | Not available | 3600 |
| Runtime @ 50% Load (Gasoline) | 13 | 6 |
| Runtime @ 50% Load (Propane) | 16 | 13.2 |
| Runtime @ 25% Load (Gasoline) | 20 | Not available |
| Runtime @ 25% Load (Propane) | 19 | Not available |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) GFCI; 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 | 212 cc OHV 4-stroke | OHV 4-stroke. |
| Engine Displacement | 212 | 141 |
| Engine Oil Type | 10W-30 / SAE 30 | 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 20 | Not available |
| Runtime @ 50% Load (Gasoline) | 13 | 6 |
| Runtime @ 50% Load (Propane) | 16 | 13.2 |
| Controls & display | ||
| Display Type | Digital | Not available |
| Safety & compliance | ||
| Overload Protection System | Not available | Low oil and overload protection, CO monitoring |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Starting Components | Recoil, Electric | Recoil, Electric, Remote |
| Included Accessories | Oil, funnel, tool kit, propane hose, and battery | Oil, tool kit, key fob, propane hose, and battery |
| Warranty & identification | ||
| Commercial Warranty | 3 | 3 |
| Additional specs | ||
| Summary | The Generac iQ3800DF is a 3,000-watt dual-fuel inverter generator that runs on gasoline or propane. Its 3,800 starting watts handle essential home appliances, power tools, and recreational equipment. The inverter technology and sub-3% THD protect laptops and sensitive devices from electrical damage. | 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. |
- Most PowerfulPulsar PG4000BiSRCO3200W running
- QuietestPulsar PG4000BiSRCO65 dB
- Longest RuntimeGenerac #8946 iQ3800DF13h at 50% load
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Generac #8946 iQ3800DF
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Pulsar PG4000BiSRCO
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