International Harvester Farmall 140 vs ZETOR Z-25 K

8 material differences · fewer than 12

Tractor one

International Harvester Farmall 140

1958–1979

No measured PTO figure

Tractor two

ZETOR Z-25 K

1951–1968

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% (44%). 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

International Harvester Farmall 140 and ZETOR Z-25 K, field by field
Field	Farmall 140	Z-25 K	Gap
Engine
Engine power, claimed claimed	23.7 hp	23.7 hp	—
Engine declared	INTERNATIONAL HARVESTER C-123	—	—
Displacement declared	2.01 L	—	—
Maximum torque declared	106 lb·ft · 144 N·m	—	—
Transmission
Top speed declared	12.4 mph · 20 km/h	12.4 mph · 20 km/h	—
Clutch declared	—	Pedal-operated dry single-disc clutch	—
Hydraulics & hitch
Pump flow declared	4.6 gpm · 17.4 L/min	—	—
Three-point lift at ends declared	—	1,102 lb · 500 kg	—
Rear PTO speeds declared	541 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	3,000 lb · 1,361 kg	4,310 lb · 1,955 kg	+44% Z-25 K
Wheelbase declared	71.0 in · 1,803 mm	74.8 in · 1,900 mm	+5% Z-25 K
Length declared	107.0 in · 2,718 mm	117.3 in · 2,980 mm	+10% Z-25 K
Width declared	56.0 in · 1,422 mm	68.5 in · 1,740 mm	+22% Z-25 K
Height declared	65.5 in · 1,664 mm	74.4 in · 1,890 mm	+14% Z-25 K
Ground clearance declared	22.3 in · 566 mm	20.9 in · 530 mm	+7% Farmall 140
Turning radius, braked declared	8.4 ft · 2.55 m	8.4 ft · 2.55 m	—
Fuel tank declared	44.0 qt · 41.6 L	56.0 qt · 53.0 L	+27% Z-25 K

International Harvester Farmall 140 sources

Source

Source: Traktorenlexikon, “Farmall Farmall 140”
Source: Traktorenlexikon, “McCormick Farmall Super-A 1”
Source: Traktorenlexikon, “IHC Farmall 140”

ZETOR Z-25 K sources

Source

Source: Traktorenlexikon, “Zetor 25 K”