SOMECA SOM-511 vs SOMECA SOM-55

8 material differences · fewer than 12

Tractor one

SOMECA SOM-511

1964–1965

No measured PTO figure

Tractor two

SOMECA SOM-55

1961–1963

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1964–1965; 1961–1963). 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 · 9 fields identical or within 5%, which is not counted as material

SOMECA SOM-511 and SOMECA SOM-55, field by field
FieldSOM-511SOM-55Gap
Engine
Engine power, claimed claimed54.3 hp54.3 hp
Engine declaredO.M.-FIAT CO 2D-45O.M.-FIAT CO 1D/55differs
Displacement declared4.40 L4.16 L+6% SOM-511
Transmission
Top speed declared13.7 mph · 22 km/h14.9 mph · 24 km/h+9% SOM-55
Clutch declaredPedal-operated two-stage dry FERODO double clutchpedal operated two stage dry FERODO double clutchdiffers
Hydraulics & hitch
Pump flow declared4.0 gpm · 15.2 L/min5.7 gpm · 21.5 L/min+41% SOM-55
Pressure declared2,988 psi · 206 bar2,988 psi · 206 bar
Three-point lift at ends declared3,285 lb · 1,490 kg2,976 lb · 1,350 kg+10% SOM-511
Rear PTO speeds declared540 rpm540 rpm
Weight & dimensions
Unladen weight declared5,567 lb · 2,525 kg5,776 lb · 2,620 kg
Wheelbase declared80.0 in · 2,032 mm80.0 in · 2,032 mm
Length declared133.9 in · 3,400 mm140.9 in · 3,580 mm+5% SOM-55
Width declared68.7 in · 1,745 mm68.7 in · 1,745 mm
Height declared72.0 in · 1,829 mm72.5 in · 1,841 mm
Ground clearance declared16.1 in · 410 mm15.4 in · 390 mm
Turning radius, braked declared10.8 ft · 3.30 m10.8 ft · 3.30 m
Fuel tank declared59.2 qt · 56.0 L93.0 qt · 88.0 L+57% SOM-55

SOMECA SOM-511 sources

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

SOMECA SOM-55 sources

Source
  • Source: Traktorenlexikon, “Someca SOM 55”