8 material differences · fewer than 12

Tractor oneGüldner G 45 A (S)1965–1969No measured PTO figureTractor twoHürlimann D-90 Super-Spezial1958–1966No measured PTO figure

Which should you choose?

We will not advise between these two machines, because their unladen weight differs by more than 25% (47%); the drive differs (4WD; 2WD). The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.

Field by field

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

Güldner G 45 A (S) and Hürlimann D-90 Super-Spezial, field by field
Field	G 45 A (S)	D-90 Super-Spezial	Gap
Engine
Engine power, claimed claimed	44.1 hp	44.1 hp	—
Engine declared	Güldner 4 L 79	—	—
Displacement declared	3.14 L	—	—
Maximum torque declared	127 lb·ft · 173 N·m	115 lb·ft · 156 N·m	+11% G 45 A (S)
Transmission
Top speed declared	12.4 mph · 20 km/h	12.4 mph · 20 km/h	—
Clutch declared	Pedal operated dry double clutch by Fichtel & Sachs	—	—
Hydraulics & hitch
Pressure declared	2,134 psi · 147 bar	640 psi · 44 bar	+234% G 45 A (S)
Rear PTO speeds declared	540/1000 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	5,302 lb · 2,405 kg	3,616 lb · 1,640 kg	+47% G 45 A (S)
Maximum permissible mass declared	8,818 lb · 4,000 kg	—	—
Wheelbase declared	82.8 in · 2,102 mm	67.3 in · 1,710 mm	+23% G 45 A (S)
Length declared	140.3 in · 3,564 mm	117.3 in · 2,980 mm	+20% G 45 A (S)
Width declared	67.7 in · 1,720 mm	64.2 in · 1,630 mm	+6% G 45 A (S)
Height, over the steering wheel declared	60.7 in · 1,541 mm	62.2 in · 1,580 mm	—
Ground clearance declared	14.8 in · 377 mm	—	—
Turning radius, braked declared	12.3 ft · 3.75 m	7.9 ft · 2.41 m	+56% G 45 A (S)
Fuel tank declared	50.7 qt · 48 L	—	—

Güldner G 45 A (S) sources

Source

Source: Traktorenlexikon, “Güldner G 45A”
Source: Traktorenlexikon, “Güldner G 50 Gotland”

Hürlimann D-90 Super-Spezial sources