Generac SG450 vs Mitsubishi GS6R2
The Generac SG450 and Mitsubishi GS6R2 are both natural gas generator engines in a similar power class. Both are rated at roughly 563 kVA. Displacement is 21.9 L versus 30 L. The table below compares their full specifications side by side.
| Specification | Generac SG450 | Mitsubishi GS6R2 |
|---|---|---|
| Headline rating | 563 kVA | 563 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | — | 450 kWe |
| Standby (60 Hz) | 450 kWe | — |
| Prime (60 Hz) | 409 kWe | — |
| Displacement | 21.9 L | 30 L |
| Configuration | V12 | L6 |
| Cylinders | 12 | 6 |
| Rated speed | 1,800 RPM | 1,500 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | United States | Japan |