Fahr D 400 C vs SOMECA SOM-40

11 material differences · fewer than 12

Tractor one

1954–1957

No measured PTO figure

Tractor two

1957–1959

No measured PTO figure

Which should you choose?

Read our verdict on the D 400 C and the SOM-40 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

Fahr D 400 C and SOMECA SOM-40, field by field
Field	D 400 C	SOM-40	Gap
Engine
Engine power, claimed claimed	44.1 hp	44.4 hp	—
Engine declared	KHD F3L 514	O.M.-FIAT COID-45	differs
Displacement declared	3.99 L	4.16 L	—
Maximum torque declared	164 lb·ft · 223 N·m	—	—
Transmission
Top speed declared	12.9–18.6 mph · 20.8–30.0 km/h	13.0 mph · 21 km/h	differs
Clutch declared	Pedal operated dry Fichtel & Sachs single-plate clutch	Pedal operated two stage dry double clutch	differs
Hydraulics & hitch
Pump flow declared	4.9 gpm · 18.5 L/min	4.0 gpm · 15.0 L/min	+23% D 400 C
Pressure declared	1,707 psi · 118 bar	—	—
Three-point lift at ends declared	—	2,425 lb · 1,100 kg	—
Rear PTO speeds declared	575 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	5,666 lb · 2,570 kg	5,115 lb · 2,320 kg	+11% D 400 C
Maximum permissible mass declared	8,818 lb · 4,000 kg	—	—
Wheelbase declared	82.7 in · 2,100 mm	79.9 in · 2,030 mm	—
Length declared	134.3 in · 3,410 mm	132.5 in · 3,365 mm	—
Width declared	73.4 in · 1,865 mm	68.7 in · 1,745 mm	+7% D 400 C
Height declared	91.5 in · 2,325 mm	72.0 in · 1,829 mm	+27% D 400 C
Ground clearance declared	16.2 in · 412 mm	14.3 in · 364 mm	+13% D 400 C
Turning radius, braked declared	12.0 ft · 3.65 m	10.8 ft · 3.30 m	+11% D 400 C
Fuel tank declared	68.7 qt · 65 L	59.2 qt · 56.0 L	+16% D 400 C

Source

Source