OM602 is rated at 90hp, OM602 turbo is rated at 125hp. An 87 250D does 0-100km/h in 16.2sec, turbo in 12.3sec.

OM604 is rated at 95hp, OM605 is rated at 113hp. The C220(D) is does 0-100km/h in 16.3 sec, the C250(D) in 14.8sec.

Torque specs changed over the years; max in the 80s, rpm range of 90% (or something like that) torque in the 90s. Suffice it to say the new engines produce more torque.

hp ratings in DIN, accelerations times for 5-speed.

All according to Nitske.

Sixto
95 S420
91 300SE
87 300SDL
83 300SD