IMR-RAKOVICA R-60 vs Porsche-Diesel Master 418

8 material differences · fewer than 12

Tractor one

IMR-RAKOVICA R-60

from 1967

No measured PTO figure

Tractor two

Porsche-Diesel Master 418

1960

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1967–1967; 1960–1960). The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.

Field by field

8 material differences · 7 fields identical or within 5%, which is not counted as material

IMR-RAKOVICA R-60 and Porsche-Diesel Master 418, field by field
FieldR-60Master 418Gap
Engine
Engine power, claimed claimed49.3 hp49.1 hp
Engine declaredIMR-PERKINS M-34/TPorsche-Diesel F 418differs
Displacement declared3.34 L3.29 L
Maximum torque declared138 lb·ft · 187 N·m132 lb·ft · 178 N·m
Transmission
Top speed declared18.6 mph · 30 km/h12.1 mph · 19.4 km/h+55% R-60
Clutch declaredPedal-operated, two-stage dry IKARUS double clutch
Hydraulics & hitch
Pump flow declared9.5 gpm · 36.1 L/min6.6 gpm · 25 L/min+44% R-60
Rear PTO speeds declared540 rpm579/1135 rpmdiffers
Weight & dimensions
Unladen weight declared4,784 lb · 2,170 kg4,630 lb · 2,100 kg
Maximum permissible mass declared8,488 lb · 3,850 kg
Wheelbase declared80.7 in · 2,050 mm85.3 in · 2,166 mm+6% Master 418
Length declared149.6 in · 3,800 mm133.1 in · 3,380 mm+12% R-60
Width declared73.2 in · 1,860 mm73.4 in · 1,865 mm
Height declared63.8 in · 1,620 mm64.4 in · 1,637 mm
Ground clearance declared17.7 in · 450 mm15.7 in · 400 mm+13% R-60
Turning radius, braked declared11.2 ft · 3.41 m11.3 ft · 3.45 m
Fuel tank declared63.4 qt · 60.0 L48.6 qt · 46 L+30% R-60

IMR-RAKOVICA R-60 sources

Source
  • Source: Traktorenlexikon, “Rakovica R 60”
  • Source: Traktorenlexikon, “IMT 558”

Porsche-Diesel Master 418 sources

Source
  • Source: Traktorenlexikon, “Porsche-Diesel Master N418”