BOLINDER-MUNKTELL BM-20 vs SOMECA SOM-35

9 material differences · fewer than 12

Tractor one

1945–1950

No measured PTO figure

Tractor two

1960–1963

No measured PTO figure

Which should you choose?

Read our verdict on the BM-20 and the SOM-35 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

9 material differences · 2 fields identical or within 5%, which is not counted as material

BOLINDER-MUNKTELL BM-20 and SOMECA SOM-35, field by field
Field	BM-20	SOM-35	Gap
Engine
Engine power, claimed claimed	40.5 hp	40.5 hp	—
Engine declared	BOLINDER W-5	O.M.-FIAT 615.000	differs
Displacement declared	5.31 L	2.27 L	+134% BM-20
Maximum torque declared	—	103 lb·ft · 140 N·m	—
Transmission
Top speed declared	12.4 mph · 20 km/h	14.3 mph · 23 km/h	+15% SOM-35
Clutch declared	—	Pedal-operated two-stage dry double clutch	—
Hydraulics & hitch
Pump flow declared	—	4.4 gpm · 16.5 L/min	—
Pressure declared	—	2,843 psi · 196 bar	—
Three-point lift at ends declared	—	2,646 lb · 1,200 kg	—
Rear PTO speeds declared	545 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	5,842 lb · 2,650 kg	3,329 lb · 1,510 kg	+75% BM-20
Wheelbase declared	70.9 in · 1,800 mm	71.7 in · 1,820 mm	—
Length declared	128.0 in · 3,250 mm	113.4 in · 2,880 mm	+13% BM-20
Width declared	68.9 in · 1,750 mm	59.1 in · 1,500 mm	+17% BM-20
Height declared	72.0 in · 1,830 mm	55.5 in · 1,410 mm	+30% BM-20
Ground clearance declared	—	18.9 in · 480 mm	—
Turning radius, braked declared	—	9.8 ft · 3.00 m	—
Fuel tank declared	79.3 qt · 75 L	41.2 qt · 39.0 L	+92% BM-20

Source

Source