Bührer 6135 vs VALMET 1502

10 material differences · fewer than 12

Tractor one

Bührer 6135

1975–1978

No measured PTO figure

Tractor two

VALMET 1502

1975–1980

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because their unladen weight differs by more than 25% (94%). 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

10 material differences · 2 fields identical or within 5%, which is not counted as material

Bührer 6135 and VALMET 1502, field by field
Field	6135	1502	Gap
Engine
Engine power, claimed claimed	133 hp	134 hp	—
Engine declared	—	VALMET 611 CS	—
Displacement declared	—	6.60 L	—
Maximum torque declared	317 lb·ft · 430 N·m	406 lb·ft · 550 N·m	+28% 1502
Transmission
Top speed declared	15.5 mph · 25 km/h	18.6 mph · 30 km/h	+20% 1502
Clutch declared	Pedal operated dry Buerhrer twin disc clutch as driving clutch	Dry Fichtel & Sachs double clutch	differs
Hydraulics & hitch
Pump flow declared	10.3 gpm · 39.0 L/min	—	—
Pressure declared	2,845 psi · 196 bar	—	—
Three-point lift at ends declared	5,236 lb · 2,375 kg	7,871 lb · 3,570 kg	+50% 1502
Rear PTO speeds declared	540/800 rpm	540/1000 rpm	differs
Weight & dimensions
Unladen weight declared	8,488 lb · 3,850 kg	16,469 lb · 7,470 kg	+94% 1502
Maximum permissible mass declared	14,330 lb · 6,500 kg	—	—
Wheelbase declared	103.5–107.5 in · 2,630–2,730 mm	101.3 in · 2,572 mm	differs
Length declared	166.5 in · 4,230 mm	209.8 in · 5,330 mm	+26% 1502
Width declared	81.9 in · 2,080 mm	83.7 in · 2,125 mm	—
Height declared	97.6 in · 2,480 mm	118.1 in · 3,000 mm	+21% 1502
Ground clearance declared	15.0–15.7 in · 380–400 mm	16.5 in · 420 mm	differs
Fuel tank declared	—	190.2 qt · 180.0 L	—

Bührer 6135 sources

Source

Source: Traktorenlexikon, “Bührer 6135”
Source: Traktorenlexikon, “Bührer 6135 (A)”

VALMET 1502 sources

Source

Source: Traktorenlexikon, “Valmet 1502”