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 PGD40iSCO
- Ryobi RYi6522
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 PGD40iSCO | Ryobi RYi6522 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | Yes | No |
| RV ready | Yes | Yes |
| Running watts | 3200 W | Winner: Winner: 5500 W |
| Starting watts | 4000 W | Winner: Winner: 6500 W |
| Noise (lower limit) | Winner: Winner: 59 dB | 72.3 dB |
| Weight | Winner: Winner: 46 lbs | 118 lbs |
| Run time @50% load | 4.5 h | Winner: Winner: 8.5 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | 1 gal | 4 gal |
| Fuel gauge | No | No |
| Approx. dimensions (L × W × H) | 18.9 x 11.4 x 17.3 | 24.4 x 20.9 x 22.5 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | Not available | 5 |
| GFCI outlets | No | Yes |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | 5 % |
| Engine | ||
| Engine | 145 cc Ducar OHV 4-stroke | 298 cc 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 | 3200 W | 5500 W |
| Starting watts | 4000 W | 6500 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 | 4.5 h | 8.5 h |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA | EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Floating | true |
| UPC | 814726027674 | 46396052193 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 3200 | 5500 |
| Starting Watts (Gasoline) | 4000 | 6500 |
| Runtime @ 50% Load (Gasoline) | 4.5 | 8.5 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R) | 2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (TT-30R); 1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 145 | 298 |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 4.5 | 8.5 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Low oil and overload protection |
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Included Accessories | Not available | Oil, tool kit, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 3 | 3 |
| Additional specs | ||
| Summary | The Pulsar PGD40iSCO is a 4,000-watt inverter generator featuring a 145cc OHV air-cooled engine, providing 3,200 running watts and 4,000 peak watts. It operates quietly at 59 dB and offers up to 4.5 hours of runtime at half load. Equipped with CO Sentry for carbon monoxide detection, it ensures safety during operation. | The Ryobi RYi6522 is a 6500-watt open frame inverter generator designed to provide reliable power for various applications, including RVs, home backup, and job sites. It features a 298cc OHV engine delivering 6500 starting watts and 5500 running watts, CO Detect carbon monoxide shutdown sensor for added safety, and Pure Sine Wave Technology to safely power sensitive electronics. |
- Most PowerfulRyobi RYi65225500W running
- QuietestPulsar PGD40iSCO59 dB
- Longest RuntimeRyobi RYi65228.5h at 50% load
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Pulsar PGD40iSCO
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Ryobi RYi6522
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