Lister Petter LP665EG3 vs Mercedes-Benz OM 926 LA
The Lister Petter LP665EG3 and Mercedes-Benz OM 926 LA are both diesel generator engines in a similar power class. Both are rated at roughly 205 kVA. Displacement is 6.5 L versus 7.201 L. The table below compares their full specifications side by side.
| Specification | Lister Petter LP665EG3 | Mercedes-Benz OM 926 LA |
|---|---|---|
| Headline rating | 205 kVA | 204 kVA |
| Standby (50 Hz) | 164 kWe | — |
| Prime (50 Hz) | 150 kWe | — |
| Standby (60 Hz) | 176 kWe | — |
| Prime (60 Hz) | 160 kWe | 163 kWe |
| Displacement | 6.5 L | 7.201 L |
| Configuration | L6 | L6 |
| Cylinders | 6 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Euro Stage III | U.S. EPA Tier 3 |
| Dry weight | — | — |
| Origin | United Kingdom | Germany |
Choosing between Lister Petter LP665EG3 and Mercedes-Benz OM 926 LA
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 Lister Petter LP665EG3 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.