10 material differences · fewer than 12

Tractor oneFord 6640 (A)1991–1997No measured PTO figureTractor twoHürlimann 908 XT1995–2004No measured PTO figure

Which should you choose?

Read our verdict on the 6640 (A) and the 908 XT → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

Ford 6640 (A) and Hürlimann 908 XT, field by field
Field	6640 (A)	908 XT	Gap
Engine
Engine power, claimed claimed	83.8 hp	83.8 hp	—
Engine declared	FORD-POWERSTAR NA 304 CID-NA	Hürlimann H-1000.4 WT-3	differs
Displacement declared	4.99 L	4.00 L	+25% 6640 (A)
Maximum torque declared	226 lb·ft · 307 N·m	216 lb·ft · 293 N·m	—
Transmission
Top speed declared	18.6–24.9 mph · 30–40 km/h	18.6–24.9 mph · 30–40 km/h	—
Clutch declared	—	pedal-operated dry single-disc clutch	—
Hydraulics & hitch
Hydraulic centre declared	Open centre	—	—
Hydraulic control declared	—	Load sensing	—
Pump flow declared	9.9 gpm · 37.4 L/min	12.4 gpm · 47.0 L/min	+26% 908 XT
Pressure declared	2,582 psi · 178 bar	3,046 psi · 210 bar	+18% 908 XT
Rear PTO speeds declared	540 rpm / 1000 rpm	540/1000/540E/1000E rpm	differs
Weight & dimensions
Unladen weight declared	8,510 lb · 3,860 kg	9,149 lb · 4,150 kg	+8% 908 XT
Wheelbase declared	93.0 in · 2,362 mm	93.5 in · 2,375 mm	—
Length declared	160.4 in · 4,073 mm	189.6 in · 4,815 mm	+18% 908 XT
Width declared	76.8 in · 1,950 mm	81.9–93.7 in · 2,080–2,380 mm	differs
Height, over the cab declared	107.9 in · 2,741 mm	105.5 in · 2,680 mm	—
Ground clearance declared	16.0 in · 407 mm	17.7 in · 450 mm	+11% 908 XT
Turning radius, braked declared	—	13.4 ft · 4.07 m	—
Fuel tank declared	100.0 qt · 94.6 L	147.9 qt · 140.0 L	+48% 908 XT

Source

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