Caterpillar C18 vs Googol PTAA10V-EG690
The Caterpillar C18 and Googol PTAA10V-EG690 are both diesel generator engines in a similar power class. Both are rated at roughly 778 kVA. Displacement is 18.13 L versus 20.3 L. The table below compares their full specifications side by side.
| Specification | Caterpillar C18 | Googol PTAA10V-EG690 |
|---|---|---|
| Headline rating | 780 kVA | 775 kVA |
| Standby (50 Hz) | 624 kWe | 620 kWe |
| Prime (50 Hz) | 564 kWe | 560 kWe |
| Standby (60 Hz) | 750 kWe | — |
| Prime (60 Hz) | 680 kWe | — |
| Displacement | 18.13 L | 20.3 L |
| Configuration | L6 | V10 |
| Cylinders | 6 | 10 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Air-Air |
| Emissions | U.S. EPA Tier 2 | China National Stage III / Unregulated |
| Dry weight | — | 1480 kg |
| Origin | USA | China |