9 material differences · fewer than 12

Tractor oneUTB U-643 DT1988–2004No measured PTO figureTractor twoZETOR 5321/5341 Super1997–2004No measured PTO figure

Which should you choose?

Read our verdict on the U-643 DT and the 5321/5341 Super → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

UTB U-643 DT and ZETOR 5321/5341 Super, field by field
Field	U-643 DT	5321/5341 Super	Gap
Engine
Engine power, claimed claimed	63.2 hp	63.2 hp	—
Engine declared	UTB D-121.050	ZETOR Z-7202	differs
Displacement declared	3.60 L	3.92 L	+9% 5321/5341 Super
Maximum torque declared	158 lb·ft · 214 N·m	164 lb·ft · 222 N·m	—
Transmission
Top speed declared	15.5 mph · 25 km/h	18.6–24.9 mph · 30–40 km/h	differs
Clutch declared	Dry UTB double clutch	—	—
Hydraulics & hitch
Pump flow declared	9.0 gpm · 34.0 L/min	11.6 gpm · 43.8 L/min	+29% 5321/5341 Super
Pressure declared	2,031 psi · 140 bar	1,740 psi · 120 bar	+17% U-643 DT
Rear PTO speeds declared	540/1000 rpm	540/1000 rpm	—
Weight & dimensions
Unladen weight declared	6,889 lb · 3,125 kg	6,889 lb · 3,125 kg	—
Maximum permissible mass declared	—	11,905 lb · 5,400 kg	—
Wheelbase declared	89.4 in · 2,270 mm	88.9 in · 2,257 mm	—
Length declared	148.4 in · 3,770 mm	132.7 in · 3,370 mm	+12% U-643 DT
Width declared	72.4–91.7 in · 1,839–2,329 mm	75.8–88.6 in · 1,925–2,250 mm	—
Height, over the cab declared	98.4 in · 2,500 mm	103.9 in · 2,640 mm	+6% 5321/5341 Super
Ground clearance declared	12.6 in · 320 mm	16.1 in · 408 mm	+28% 5321/5341 Super
Turning radius, braked declared	—	11.8 ft · 3.60 m	—
Fuel tank declared	65.5 qt · 62.0 L	126.8 qt · 120.0 L	+94% 5321/5341 Super

Source

Source