Fiat 550 (DT) vs Fordson Power Major

12 material differences

Tractor one

Fiat 550 (DT)

1968–1978

No measured PTO figure

Tractor two

Fordson Power Major

1958–1960

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1968–1978; 1958–1960). 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

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

Fiat 550 (DT) and Fordson Power Major, field by field
Field550 (DT)Power MajorGap
Engine
Engine power, claimed claimed51.2 hp51.8 hp
Engine declaredFIAT-IVECO 8045FORD Mk-3differs
Displacement declared3.12 L3.61 L+16% Power Major
Maximum torque declared137 lb·ft · 186 N·m178 lb·ft · 241 N·m+30% Power Major
Transmission
Top speed declared15.5 mph · 25 km/h13.7 mph · 22 km/h+14% 550 (DT)
Clutch declaredDry FEREDO double clutch with separate PTO controlpedal-operated dry single-disc clutchdiffers
Hydraulics & hitch
Pump flow declared5.8 gpm · 21.8 L/min
Pressure declared2,843 psi · 196 bar
Three-point lift at ends declared4,012 lb · 1,820 kg2,315 lb · 1,050 kg+73% 550 (DT)
Rear PTO speeds declared540 rpm542 rpmdiffers
Weight & dimensions
Unladen weight declared4,542 lb · 2,060 kg5,205 lb · 2,361 kg+15% Power Major
Maximum permissible mass declared8,818 lb · 4,000 kg
Wheelbase declared81.5 in · 2,070 mm80.0 in · 2,032 mm
Length declared135.0 in · 3,430 mm130.5 in · 3,315 mm
Width declared66.5 in · 1,690 mm65.0 in · 1,651 mm
Height declared71.5 in · 1,815 mm63.4 in · 1,610 mm+13% 550 (DT)
Ground clearance declared16.5 in · 420 mm19.5 in · 495 mm+18% Power Major
Turning radius, braked declared10.3 ft · 3.13 m11.6 ft · 3.55 m+13% Power Major
Fuel tank declared57.1 qt · 54.0 L72.1 qt · 68.25 L+26% Power Major

Fiat 550 (DT) sources

Source
  • Source: Traktorenlexikon, “Fiat 550/550 DT”

Fordson Power Major sources

Source
  • Source: Traktorenlexikon, “Fordson Power Major”