Haifeng Machinery

MTU MTU 20V4000 G64S vs Weichai 16M55D2750E310

The MTU MTU 20V4000 G64S and Weichai 16M55D2750E310 are both diesel generator engines in a similar power class. Both are rated at roughly 3,089 kVA. Displacement is 95.4 L versus 88 L. The table below compares their full specifications side by side.

SpecificationMTU MTU 20V4000 G64SWeichai 16M55D2750E310
Headline rating3,083 kVA3,094 kVA
Standby (50 Hz)2,475 kWe
Prime (50 Hz)2,250 kWe
Standby (60 Hz)2,466 kWe2,664 kWe
Prime (60 Hz)2,439 kWe
Displacement95.4 L88 L
ConfigurationV20V16
Cylinders2016
Rated speed1,800 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedChina National Stage III / Unregulated
Dry weight
OriginGermanyChina

Choosing between MTU MTU 20V4000 G64S and Weichai 16M55D2750E310

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 Weichai 16M55D2750E310 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.