Hyundai DP086CAK vs Liebherr D934
The Hyundai DP086CAK and Liebherr D934 are both diesel generator engines in a similar power class. Both are rated at roughly 240 kVA. Displacement is 7.5 L versus 7 L. The table below compares their full specifications side by side.
| Specification | Hyundai DP086CAK | Liebherr D934 |
|---|---|---|
| Headline rating | 239 kVA | 240 kVA |
| Standby (50 Hz) | 191 kWe | 192 kWe |
| Prime (50 Hz) | 173 kWe | 172.8 kWe |
| Standby (60 Hz) | 209 kWe | — |
| Prime (60 Hz) | 190 kWe | — |
| Displacement | 7.5 L | 7 L |
| Configuration | L6 | L4 |
| Cylinders | 6 | 4 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Tier 3 | Euro Stage V |
| Dry weight | — | — |
| Origin | South Korea | Switzerland |
Choosing between Hyundai DP086CAK and Liebherr D934
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 Liebherr D934 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.