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Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.
- Pulsar PGX5250BiXCO
- Yamaha EF3000iS
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 PGX5250BiXCO | Yamaha EF3000iS |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | No | No |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 4000 W | 2800 W |
| Starting watts | Winner: Winner: 5250 W | 3000 W |
| Noise (lower limit) | 70 dB | Winner: Winner: 54.5 dB |
| Weight | Winner: Winner: 64 lbs | 136 lbs |
| Run time @50% load | Winner: Winner: 6 h | Not available |
| Run time @25% load | Not available | 18.6 h |
| Fuel tank | 2.1 gal | 3.4 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 17.5 x 14.9 x 19.5 | 26.8 x 17.5 x 21.9 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | No | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | 223 cc OHV 4-stroke | 171 cc Yamaha MZ175 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 | 4000 W | 2800 W |
| Starting watts | 5250 W | 3000 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 | Not available |
| Run time @25% load | Not available | 18.6 h |
| Propane | Not available | Not available |
| Running watts | 3600 W | Not available |
| Starting watts | 4700 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 | 10 h | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | Floating |
| UPC | 814726029852 | 810856030645 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 4000 | 2800 |
| Running Watts (Propane) | 3600 | Not available |
| Starting Watts (Gasoline) | 5250 | 3000 |
| Starting Watts (Propane) | 4700 | Not available |
| Runtime @ 50% Load (Gasoline) | 6 | Not available |
| Runtime @ 50% Load (Propane) | 10 | Not available |
| Runtime @ 25% Load (Gasoline) | Not available | 18.6 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (TT-30R) | AC outlets1x Duplex 120V 20A (5-20R)1x 120V 30A (L5-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Not available | Yamaha MZ175 OHV 4-stroke |
| Engine Displacement | 223 | 171 |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | Not available | 18.6 |
| Runtime @ 50% Load (Gasoline) | 6 | Not available |
| Runtime @ 50% Load (Propane) | 10 | 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 | Yes | Yes |
| Included equipment | ||
| Starting Components | Oil, funnel, tool kit, and propane hose | Not available |
| Included Accessories | Oil, funnel, tool kit, and propane hose | Battery charging cables |
| Warranty & identification | ||
| Commercial Warranty | Not available | 3 |
| Additional specs | ||
| Summary | The Pulsar PGX5250BiXCO 5250W Dual Fuel Inverter Generator is a reliable power solution for emergency power, off-grid needs, RV trips, and jobsite use. With dual fuel capability, it operates on either gasoline or propane, giving you flexibility when fuel availability changes. Its advanced inverter technology delivers clean, stable electricity that’s safe for sensitive electronics such as laptops, mobile devices, and televisions. | The Yamaha EF3000iS is a 3000-watt inverter generator designed for quiet operation and portability, featuring advanced technologies like Smart Throttle and Noise Block, and backed by a 3-year limited warranty. |
- Most PowerfulPulsar PGX5250BiXCO4000W running
- QuietestYamaha EF3000iS54.5 dB
- Longest RuntimePulsar PGX5250BiXCO6h at 50% load
Where to buy
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Pulsar PGX5250BiXCO
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Yamaha EF3000iS
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