7 material differences · fewer than 12

Tractor oneHürlimann D-3001947–1954No measured PTO figureTractor twoInternational Harvester B-4501958–1969No 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; 1958–1969). 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

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

Hürlimann D-300 and International Harvester B-450, field by field
Field	D-300	B-450	Gap
Engine
Engine power, claimed claimed	54.2 hp	54.3 hp	—
Engine declared	Hürlimann D-300	INTERNATIONAL HARVESTER BD-264	differs
Displacement declared	5.52 L	4.33 L	+28% D-300
Maximum torque declared	205 lb·ft · 279 N·m	201 lb·ft · 272 N·m	—
Transmission
Top speed declared	12.4 mph · 20 km/h	16.2 mph · 26 km/h	+30% B-450
Clutch declared	Pedal operated dry single plate clutch	Pedal-operated dry single-plate clutch	differs
Hydraulics & hitch
Pump flow declared	—	3.6 gpm · 13.6 L/min	—
Rear PTO speeds declared	540 rpm	540 rpm	—
Weight & dimensions
Unladen weight declared	5,622 lb · 2,550 kg	5,842 lb · 2,650 kg	—
Wheelbase declared	—	79.5 in · 2,019 mm	—
Length declared	110.2 in · 2,800 mm	131.1 in · 3,330 mm	+19% B-450
Width declared	62.2 in · 1,580 mm	51.6–55.9 in · 1,310–1,420 mm	differs
Height, over the steering wheel declared	60.2 in · 1,530 mm	71.0 in · 1,803 mm	+18% B-450
Ground clearance declared	—	14.8 in · 375 mm	—
Turning radius, braked declared	10.2 ft · 3.10 m	—	—
Fuel tank declared	—	83.5 qt · 79.0 L	—

Hürlimann D-300 sources

Source

Source: Traktorenlexikon, “Hürlimann D 300”

International Harvester B-450 sources