Mitsubishi S16U-PTA vs MTU MTU 20V4000 G94S
The Mitsubishi S16U-PTA and MTU MTU 20V4000 G94S are both diesel generator engines in a similar power class. Both are rated at roughly 3,956 kVA. Displacement is 188.19 L versus 95.4 L. The table below compares their full specifications side by side.
| Specification | Mitsubishi S16U-PTA | MTU MTU 20V4000 G94S |
|---|---|---|
| Headline rating | 3,986 kVA | 3,926 kVA |
| Standby (50 Hz) | 3,188.8 kWe | — |
| Prime (50 Hz) | 3,076 kWe | — |
| Standby (60 Hz) | 3,424 kWe | 3,141 kWe |
| Prime (60 Hz) | 3,262.4 kWe | — |
| Displacement | 188.19 L | 95.4 L |
| Configuration | V16 | V20 |
| Cylinders | 16 | 20 |
| Rated speed | 900 / 1,080 RPM | 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | 20500 kg | — |
| Origin | Japan | Germany |
Choosing between Mitsubishi S16U-PTA and MTU MTU 20V4000 G94S
Use this comparison as an engineering shortlist, then confirm the complete generator package against load profile, voltage, 50/60 Hz frequency, duty class, emissions rules, cooling margin, altitude, ambient temperature, enclosure design, controller features, and alternator sizing. The Mitsubishi S16U-PTA has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.