International Harvester F-30 vs International Harvester 15-30

9 material differences · fewer than 12

Tractor one

International Harvester F-30

1931–1940

No measured PTO figure

Tractor two

International Harvester 15-30

1921–1929

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1931–1940; 1921–1929). 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

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

International Harvester F-30 and International Harvester 15-30, field by field
FieldF-3015-30Gap
Engine
Engine power, claimed claimed30.6 hp29.6 hp
Engine declaredINTERNATIONAL HARVESTER 284INTERNATIONAL HARVESTER 381differs
Displacement declared4.65 L6.26 L+35% 15-30
Transmission
Top speed declared3.7 mph · 6.0 km/h4.3 mph · 7.0 km/h+17% 15-30
Clutch declaredPedal operated multi-disc clutch
Hydraulics & hitch
Rear PTO speeds declared534 rpm661 rpmdiffers
Weight & dimensions
Unladen weight declared5,300 lb · 2,404 kg5,800 lb · 2,631 kg+9% 15-30
Wheelbase declared94.0 in · 2,388 mm85.0 in · 2,159 mm+11% F-30
Length declared147.0 in · 3,734 mm137.0 in · 3,480 mm+7% F-30
Width declared89.3 in · 2,267 mm65.0 in · 1,651 mm+37% F-30
Height declared81.0 in · 2,057 mm70.0 in · 1,778 mm+16% F-30
Turning radius, braked declared8.5 ft · 2.59 m8.2 ft · 2.51 m

International Harvester F-30 sources

Source
  • Source: Traktorenlexikon, “IHC F-30”
  • Source: Traktorenlexikon, “McCormick 10-20”

International Harvester 15-30 sources

Source
  • Source: Traktorenlexikon, “McCormick 15-30”
  • Source: Traktorenlexikon, “IHC 15-30”