Fiat 450/N (DT) vs OLIVER 1255 (4 WD)

6 material differences · fewer than 12

Tractor one

Fiat 450/N (DT)

1970–1977

No measured PTO figure

Tractor two

OLIVER 1255 (4 WD)

1969–1971

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because their power is identical, with the same weight or the same engine, which usually means one machine sold under two names; any difference below comes from how each source describes it. 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

6 material differences · 9 fields identical or within 5%, which is not counted as material

Fiat 450/N (DT) and OLIVER 1255 (4 WD), field by field
Field450/N (DT)1255 (4 WD)Gap
Engine
Engine power, claimed claimed42.4 hp41.4 hp
Engine declaredFIAT-IVECO 8035.01.300FIAT 853-Adiffers
Displacement declared2.34 L2.34 L
Maximum torque declared103 lb·ft · 140 N·m105 lb·ft · 143 N·m
Transmission
Top speed declared16.8 mph · 27 km/h15.5 mph · 25 km/h+8% 450/N (DT)
Clutch declaredPedal-operated dry LuK single-disc clutch
Hydraulics & hitch
Pump flow declared5.8 gpm · 21.8 L/min5.8 gpm · 21.8 L/min
Pressure declared2,843 psi · 196 bar
Three-point lift at ends declared2,866 lb · 1,300 kg
Rear PTO speeds declared540 rpm540 rpm
Weight & dimensions
Unladen weight declared3,748 lb · 1,700 kg4,123 lb · 1,870 kg+10% 1255 (4 WD)
Wheelbase declared75.6 in · 1,920 mm75.7 in · 1,922 mm
Length declared126.0 in · 3,200 mm115.0 in · 2,921 mm+10% 450/N (DT)
Width declared62.4 in · 1,585 mm62.9 in · 1,598 mm
Height declared67.5 in · 1,715 mm58.6 in · 1,488 mm+15% 450/N (DT)
Ground clearance declared14.6 in · 370 mm18.2 in · 462 mm+25% 1255 (4 WD)
Turning radius, braked declared9.7 ft · 2.95 m9.4 ft · 2.86 m
Fuel tank declared57.1 qt · 54.0 L57.1 qt · 54.0 L

Fiat 450/N (DT) sources

Source
  • Source: Traktorenlexikon, “Fiat 450-N/450-N DT”
  • Source: Traktorenlexikon, “Someca 450 N”

OLIVER 1255 (4 WD) sources

Source
  • Source: Traktorenlexikon, “Oliver 1255”
  • Source: Traktorenlexikon, “Oliver 1250-A”