11 material differences · fewer than 12

Tractor oneVALMET 6600-4 (6600E)1991–2000No measured PTO figureTractor twoZETOR 106411999–2002No measured PTO figure

Which should you choose?

Read our verdict on the 6600-4 (6600E) and the 10641 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

VALMET 6600-4 (6600E) and ZETOR 10641, field by field
Field	6600-4 (6600E)	10641	Gap
Engine
Engine power, claimed claimed	103.5 hp	103.5 hp	—
Engine declared	VALMET 420 DS (420 DSE)	ZETOR Z-1303	differs
Displacement declared	4.40 L	4.16 L	+6% 6600-4 (6600E)
Maximum torque declared	299 lb·ft · 405 N·m	286 lb·ft · 388 N·m	—
Transmission
Top speed declared	18.6–31.1 mph · 30–50 km/h	18.6–24.9 mph · 30–40 km/h	differs
Clutch declared	Pedal operated dry Fichtel & Sachs single plate clutch	Pedal-operated dry Zetor single-disc clutch	differs
Hydraulics & hitch
Pump flow declared	21.2 gpm · 80.3 L/min	17.4 gpm · 66.0 L/min	+22% 6600-4 (6600E)
Pressure declared	2,031–2,248 psi · 140–155 bar	3,046 psi · 210 bar	differs
Rear PTO speeds declared	540/1000 rpm	540/1000 rpm	—
Weight & dimensions
Unladen weight declared	9,700 lb · 4,400 kg	8,984 lb · 4,075 kg	+8% 6600-4 (6600E)
Maximum permissible mass declared	16,535 lb · 7,500 kg	14,771 lb · 6,700 kg	+12% 6600-4 (6600E)
Wheelbase declared	91.6 in · 2,326 mm	94.0 in · 2,388 mm	—
Length declared	177.7 in · 4,514 mm	172.4 in · 4,380 mm	—
Width declared	78.1–101.8 in · 1,985–2,585 mm	85.2–91.1 in · 2,165–2,315 mm	differs
Height, over the cab declared	108.3 in · 2,750 mm	106.9 in · 2,715 mm	—
Ground clearance declared	19.1 in · 485 mm	15.2 in · 386 mm	+26% 6600-4 (6600E)
Turning radius, braked declared	15.3 ft · 4.65 m	—	—
Fuel tank declared	174.4 qt · 165.0 L	190.2 qt · 180.0 L	+9% 10641

Source

Source