6 material differences · fewer than 12

Tractor oneFord TW-251983–1989No measured PTO figureTractor twoWHITE 4-1501974–1978No measured PTO figure

Which should you choose?

Read our verdict on the TW-25 and the 4-150 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

6 material differences · 6 fields identical or within 5%, which is not counted as material

Ford TW-25 and WHITE 4-150, field by field
Field	TW-25	4-150	Gap
Engine
Engine power, claimed claimed	151.9 hp	151.9 hp	—
Engine declared	—	CATERPILLAR 3208/V-8	—
Displacement declared	—	10.43 L	—
Maximum torque declared	406 lb·ft · 550 N·m	409 lb·ft · 555 N·m	—
Transmission
Top speed declared	18.6 mph · 30 km/h	18.6 mph · 30 km/h	—
Clutch declared	—	Pedal-operated dry single-disc clutch	—
Hydraulics & hitch
Hydraulic centre declared	—	Closed centre	—
Pump flow declared	15.3 gpm · 58.0 L/min	20.0 gpm · 75.7 L/min	+31% 4-150
Pressure declared	2,799 psi · 193 bar	—	—
Rear PTO speeds declared	540/1000 rpm	1000 rpm	differs
Weight & dimensions
Unladen weight declared	14,859 lb · 6,740 kg	14,500 lb · 6,577 kg	—
Wheelbase declared	109.7 in · 2,786 mm	115.6 in · 2,936 mm	+5% 4-150
Length declared	191.1 in · 4,854 mm	236.0 in · 5,994 mm	+23% 4-150
Width declared	83.6 in · 2,123 mm	80.6 in · 2,048 mm	—
Height, over the cab declared	114.0 in · 2,895 mm	116.0 in · 2,946 mm	—
Ground clearance declared	18.0–19.7 in · 458–501 mm	27.4 in · 696 mm	differs
Turning radius, braked declared	13.3 ft · 4.05 m	—	—
Fuel tank declared	399.4 qt · 378.0 L	376.2 qt · 356.0 L	+6% TW-25

Source

Source