John Deere Model A vs ZETOR Z-25

8 material differences · fewer than 12

Tractor one

John Deere Model A

1934–1952

No measured PTO figure

Tractor two

ZETOR Z-25

1946–1951

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because their power is identical, with the same weight or the same engine, which usually means one machine sold under two names; any difference below comes from how each source describes it. 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 · 1 fields identical or within 5%, which is not counted as material

John Deere Model A and ZETOR Z-25, field by field
FieldModel AZ-25Gap
Engine
Engine power, claimed claimed24.7 hp24.7 hp
Transmission
Top speed declared6.2–12.4 mph · 10–20 km/h12.4 mph · 20 km/hdiffers
Clutch declaredPedal-operated dry single-plate clutch
Hydraulics & hitch
Rear PTO speeds declared546 rpm533 rpmdiffers
Weight & dimensions
Unladen weight declared4,059–5,986 lb · 1,841–2,715 kg4,026 lb · 1,826 kgdiffers
Wheelbase declared90.0 in · 2,286 mm74.8 in · 1,900 mm+20% Model A
Length declared124.0–134.0 in · 3,150–3,404 mm126.0 in · 3,200 mmdiffers
Width declared82.7–86.2 in · 2,100–2,190 mm70.9 in · 1,800 mmdiffers
Height declared60.0–63.9 in · 1,524–1,623 mm68.9 in · 1,750 mmdiffers
Ground clearance declared26.0 in · 660 mm12.6 in · 320 mm+106% Model A
Fuel tank declared47.6 qt · 45.0 L

John Deere Model A sources

Source
  • Source: Traktorenlexikon, “John Deere Modell A”

ZETOR Z-25 sources

Source
  • Source: Traktorenlexikon, “Zetor 25”