Ford 901 Powermaster vs SOMECA SOM-511

8 material differences · fewer than 12

Tractor one

Ford 901 Powermaster

1958–1962

No measured PTO figure

Tractor two

SOMECA SOM-511

1964–1965

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because their unladen weight differs by more than 25% (66%); they were not built in overlapping years (1958–1962; 1964–1965). 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 · 5 fields identical or within 5%, which is not counted as material

Ford 901 Powermaster and SOMECA SOM-511, field by field
Field901 PowermasterSOM-511Gap
Engine
Engine power, claimed claimed55.5 hp54.3 hp
Engine declaredO.M.-FIAT CO 2D-45
Displacement declared4.40 L
Transmission
Top speed declared17.4 mph · 28 km/h13.7 mph · 22 km/h+27% 901 Powermaster
Clutch declaredPedal-operated two-stage dry FERODO double clutch
Hydraulics & hitch
Pump flow declared4.0 gpm · 15.1 L/min4.0 gpm · 15.2 L/min
Pressure declared2,988 psi · 206 bar
Three-point lift at ends declared1,250 lb · 567 kg3,285 lb · 1,490 kg+163% SOM-511
Rear PTO speeds declared540 rpm540 rpm
Weight & dimensions
Unladen weight declared3,344 lb · 1,517 kg5,567 lb · 2,525 kg+66% SOM-511
Wheelbase declared85.3 in · 2,167 mm80.0 in · 2,032 mm+7% 901 Powermaster
Length declared132.0 in · 3,353 mm133.9 in · 3,400 mm
Width declared71.7 in · 1,821 mm68.7 in · 1,745 mm
Height declared65.8 in · 1,671 mm72.0 in · 1,829 mm+9% SOM-511
Ground clearance declared28.4 in · 722 mm16.1 in · 410 mm+76% 901 Powermaster
Turning radius, braked declared7.5 ft · 2.29 m10.8 ft · 3.30 m+44% SOM-511
Fuel tank declared81.7 qt · 77.3 L59.2 qt · 56.0 L+38% 901 Powermaster

Ford 901 Powermaster sources

Source
  • Source: Traktorenlexikon, “Ford 901”

SOMECA SOM-511 sources

Source
  • Source: Traktorenlexikon, “Someca SOM 511”
  • Source: Traktorenlexikon, “Someca SOM 40 Super”