Fahr D 177 vs Renault R-57

10 material differences · fewer than 12

Tractor one

Fahr D 177

1958–1961

No measured PTO figure

Tractor two

Renault R-57

1967–1972

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1958–1961; 1967–1972). 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

10 material differences · 4 fields identical or within 5%, which is not counted as material

Fahr D 177 and Renault R-57, field by field
FieldD 177R-57Gap
Engine
Engine power, claimed claimed34 hp42.4 hp+26% R-57
Engine declaredDaimler-Benz OM 636 VI-EALFA-SAVIEM 714/30.01differs
Displacement declared1.77 L2.49 L+41% R-57
Maximum torque declared69 lb·ft · 93 N·m109 lb·ft · 148 N·m+59% R-57
Transmission
Top speed declared12.2 mph · 19.6 km/h15.5 mph · 25 km/h+28% R-57
Clutch declaredPedal operated dry Fichtel & Sachs double clutchTwo-stage pedal-operated dry FERODO double clutchdiffers
Hydraulics & hitch
Pump flow declared5.6 gpm · 21.2 L/min
Pressure declared3,556 psi · 245 bar
Three-point lift at ends declared2,866 lb · 1,300 kg4,409 lb · 2,000 kg+54% R-57
Rear PTO speeds declared540 rpm
Weight & dimensions
Unladen weight declared3,638 lb · 1,650 kg4,101 lb · 1,860 kg+13% R-57
Maximum permissible mass declared5,732 lb · 2,600 kg
Wheelbase declared76.8 in · 1,950 mm76.0 in · 1,930 mm
Length declared126.0 in · 3,200 mm128.0 in · 3,250 mm
Width declared61.1 in · 1,552 mm59.1 in · 1,500 mm
Height declared56.3 in · 1,430 mm61.4 in · 1,560 mm+9% R-57
Ground clearance declared15.7 in · 400 mm16.5 in · 420 mm
Turning radius, braked declared9.3 ft · 2.83 m9.8 ft · 2.98 m+5% R-57
Fuel tank declared46.5 qt · 44 L58.1 qt · 55.0 L+25% R-57

Fahr D 177 sources

Source
  • Source: Traktorenlexikon, “Fahr D 177”

Renault R-57 sources

Source
  • Source: Traktorenlexikon, “Renault 57 R7241”