Hürlimann D-300 vs SOMECA SOM-55

8 material differences · fewer than 12

Tractor one

Hürlimann D-300

1947–1954

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 (1947–1954; 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 · 3 fields identical or within 5%, which is not counted as material

Hürlimann D-300 and SOMECA SOM-55, field by field
FieldD-300SOM-55Gap
Engine
Engine power, claimed claimed54.2 hp54.3 hp
Engine declaredHürlimann D-300O.M.-FIAT CO 1D/55differs
Displacement declared5.52 L4.16 L+33% D-300
Maximum torque declared205 lb·ft · 279 N·m
Transmission
Top speed declared12.4 mph · 20 km/h14.9 mph · 24 km/h+20% SOM-55
Clutch declaredPedal operated dry single plate clutchpedal operated two stage dry FERODO double clutchdiffers
Hydraulics & hitch
Pump flow declared5.7 gpm · 21.5 L/min
Pressure declared2,988 psi · 206 bar
Three-point lift at ends declared2,976 lb · 1,350 kg
Rear PTO speeds declared540 rpm540 rpm
Weight & dimensions
Unladen weight declared5,622 lb · 2,550 kg5,776 lb · 2,620 kg
Wheelbase declared80.0 in · 2,032 mm
Length declared110.2 in · 2,800 mm140.9 in · 3,580 mm+28% SOM-55
Width declared62.2 in · 1,580 mm68.7 in · 1,745 mm+10% SOM-55
Height declared60.2 in · 1,530 mm72.5 in · 1,841 mm+20% SOM-55
Ground clearance declared15.4 in · 390 mm
Turning radius, braked declared10.2 ft · 3.10 m10.8 ft · 3.30 m+6% SOM-55
Fuel tank declared93.0 qt · 88.0 L

Hürlimann D-300 sources

Source
  • Source: Traktorenlexikon, “Hürlimann D 300”

SOMECA SOM-55 sources

Source
  • Source: Traktorenlexikon, “Someca SOM 55”