Steyr M 963 (a) vs UTB U-643 DT

11 material differences · fewer than 12

Tractor one

2001–2004

No measured PTO figure

Tractor two

1988–2004

No measured PTO figure

Which should you choose?

Read our verdict on the M 963 (a) and the U-643 DT → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

Steyr M 963 (a) and UTB U-643 DT, field by field
Field	M 963 (a)	U-643 DT	Gap
Engine
Engine power, claimed claimed	62.2 hp	63.2 hp	—
Engine declared	PERKINS 903-27 T	UTB D-121.050	differs
Displacement declared	2.70 L	3.60 L	+33% U-643 DT
Maximum torque declared	176 lb·ft · 239 N·m	158 lb·ft · 214 N·m	+12% M 963 (a)
Transmission
Top speed declared	18.6–24.9 mph · 30–40 km/h	15.5 mph · 25 km/h	differs
Clutch declared	—	Dry UTB double clutch	—
Hydraulics & hitch
Pump flow declared	8.1 gpm · 30.8 L/min	9.0 gpm · 34.0 L/min	+10% U-643 DT
Pressure declared	3,481 psi · 240 bar	2,031 psi · 140 bar	+71% M 963 (a)
Three-point lift at ends declared	5,556 lb · 2,520 kg	—	—
Rear PTO speeds declared	540/1000 rpm	540/1000 rpm	—
Weight & dimensions
Unladen weight declared	5,490 lb · 2,490 kg	6,889 lb · 3,125 kg	+26% U-643 DT
Wheelbase declared	83.3 in · 2,117 mm	89.4 in · 2,270 mm	+7% U-643 DT
Length declared	139.0 in · 3,530 mm	148.4 in · 3,770 mm	+7% U-643 DT
Width declared	74.8 in · 1,900 mm	72.4 in · 1,839 mm	—
Height declared	92.9 in · 2,360 mm	98.4 in · 2,500 mm	+6% U-643 DT
Ground clearance declared	—	12.6 in · 320 mm	—
Fuel tank declared	77.1 qt · 73.0 L	65.5 qt · 62.0 L	+18% M 963 (a)

Source

Source