J.I. Case Modell-S vs Lanz D 6511

10 material differences · fewer than 12

Tractor one

J.I. Case Modell-S

1941–1952

No measured PTO figure

Tractor two

Lanz D 6511

1931–1935

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% (99%); they were not built in overlapping years (1941–1952; 1931–1935). 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 · 1 fields identical or within 5%, which is not counted as material

J.I. Case Modell-S and Lanz D 6511, field by field
FieldModell-SD 6511Gap
Engine
Engine power, claimed claimed21.6 hp21.6 hp
Transmission
Top speed declared10.0 mph · 16.1 km/h8.3–9.7 mph · 13.4–15.6 km/hdiffers
Clutch declaredHand lever operated wet single plate Twin Disc clutchThree-jaw clutch operated by two pedals with clutch brakediffers
Hydraulics & hitch
Rear PTO speeds declared541 rpm540 rpmdiffers
Weight & dimensions
Unladen weight declared4,374 lb · 1,984 kg8,708 lb · 3,950 kg+99% D 6511
Wheelbase declared66.0 in · 1,676 mm73.4 in · 1,864 mm+11% D 6511
Length declared108.5 in · 2,756 mm121.7 in · 3,090 mm+12% D 6511
Width declared56.3 in · 1,429 mm75.3 in · 1,912 mm+34% D 6511
Height declared51.0 in · 1,295 mm84.6 in · 2,150 mm+66% D 6511
Ground clearance declared11.3 in · 286 mm9.1 in · 230 mm+24% Modell-S
Fuel tank declared56.0 qt · 53.0 L63.4 qt · 60 L+13% D 6511

J.I. Case Modell-S sources

Source
  • Source: Traktorenlexikon, “Case S”

Lanz D 6511 sources

Source
  • Source: Traktorenlexikon, “Lanz D 6511”