Bührer Komfort 475 (A) vs Bührer PF-21 Super (A)

10 material differences · fewer than 12

Tractor one

Bührer Komfort 475 (A)

1975–1978

No measured PTO figure

Tractor two

Bührer PF-21 Super (A)

1968–1974

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1975–1978; 1968–1974). 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

Bührer Komfort 475 (A) and Bührer PF-21 Super (A), field by field
FieldKomfort 475 (A)PF-21 Super (A)Gap
Engine
Engine power, claimed claimed69.1 hp66.1 hp
Engine declaredPerkins A 4.248FORD (GB) 2.514 Ediffers
Displacement declared4.07 L4.18 L
Maximum torque declared195 lb·ft · 265 N·m183 lb·ft · 248 N·m+7% Komfort 475 (A)
Transmission
Top speed declared15.5 mph · 25 km/h15.5 mph · 25 km/h
Clutch declaredPedal-operated dry Buhrer double disc clutch between gearbox and group transmission
Hydraulics & hitch
Pump flow declared6.3 gpm · 23.7 L/min5.2 gpm · 19.5 L/min+22% Komfort 475 (A)
Three-point lift at ends declared5,181 lb · 2,350 kg
Rear PTO speeds declared540/800 rpm540/770 rpmdiffers
Weight & dimensions
Unladen weight declared6,173 lb · 2,800 kg5,357 lb · 2,430 kg+15% Komfort 475 (A)
Wheelbase declared84.7 in · 2,152 mm84.3 in · 2,140 mm
Length declared143.7 in · 3,650 mm129.5 in · 3,290 mm+11% Komfort 475 (A)
Width declared75.6 in · 1,920 mm69.3 in · 1,760 mm+9% Komfort 475 (A)
Height declared94.9 in · 2,410 mm65.7 in · 1,670 mm+44% Komfort 475 (A)
Ground clearance declared16.5 in · 420 mm15.0 in · 380 mm+11% Komfort 475 (A)
Turning radius, braked declared11.7 ft · 3.56 m10.9 ft · 3.33 m+7% Komfort 475 (A)
Fuel tank declared67.6 qt · 64.0 L

Bührer Komfort 475 (A) sources

Source
  • Source: Traktorenlexikon, “Bührer 475/475A”
  • Source: Traktorenlexikon, “Massey Ferguson MF 178”

Bührer PF-21 Super (A) sources

Source
  • Source: Traktorenlexikon, “Bührer PF 21 Super(A)”