International Harvester 454 vs SOMECA 500 Special (TD)

12 material differences

Tractor one

1970–1973

No measured PTO figure

Tractor two

1972–1983

No measured PTO figure

Which should you choose?

Read our verdict on the 454 and the 500 Special (TD) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

12 material differences · 3 fields identical or within 5%, which is not counted as material

International Harvester 454 and SOMECA 500 Special (TD), field by field
Field	454	500 Special (TD)	Gap
Engine
Engine power, claimed claimed	49.3 hp	49.3 hp	—
Engine declared	INTERNATIONAL-HARVESTER D-179	FIAT-IVECO 8035.02.203/303	differs
Displacement declared	2.93 L	2.59 L	+13% 454
Maximum torque declared	131 lb·ft · 178 N·m	116 lb·ft · 157 N·m	+13% 454
Transmission
Top speed declared	19.9 mph · 32 km/h	15.5 mph · 25 km/h	+28% 454
Clutch declared	—	dry LuK double clutch	—
Hydraulics & hitch
Pump flow declared	11.4–12.6 gpm · 43.1–47.7 L/min	5.8 gpm · 21.8 L/min	differs
Pressure declared	—	2,843 psi · 196 bar	—
Three-point lift at ends declared	—	3,417 lb · 1,550 kg	—
Rear PTO speeds declared	540/1000 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	4,720 lb · 2,141 kg	4,145 lb · 1,880 kg	+14% 454
Wheelbase declared	75.2 in · 1,910 mm	76.9 in · 1,953 mm	—
Length declared	133.0 in · 3,378 mm	119.7 in · 3,041 mm	+11% 454
Width declared	66.0 in · 1,676 mm	65.4 in · 1,660 mm	—
Height declared	55.0 in · 1,397 mm	61.1 in · 1,553 mm	+11% 500 Special (TD)
Ground clearance declared	10.0 in · 254 mm	18.1 in · 459 mm	+81% 500 Special (TD)
Turning radius, braked declared	9.2 ft · 2.79 m	9.7 ft · 2.95 m	+6% 500 Special (TD)
Fuel tank declared	74.0 qt · 70.0 L	57.1 qt · 54.0 L	+30% 454

Source

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