International Harvester B-275 vs Renault 421

11 material differences · fewer than 12

Tractor one

International Harvester B-275

1958–1961

No measured PTO figure

Tractor two

Renault 421

1972–1977

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% (39%); they were not built in overlapping years (1958–1961; 1972–1977). 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

11 material differences · 4 fields identical or within 5%, which is not counted as material

International Harvester B-275 and Renault 421, field by field
FieldB-275421Gap
Engine
Engine power, claimed claimed34.5 hp41.4 hp+20% 421
Engine declaredINTERNATIONAL HARVESTER BD-144MWM D 327-3differs
Displacement declared2.36 L2.83 L+20% 421
Maximum torque declared95 lb·ft · 129 N·m127 lb·ft · 172 N·m+33% 421
Transmission
Top speed declared13.7 mph · 22 km/h15.5 mph · 25 km/h+14% 421
Clutch declaredPedal operated two stage dry Borg and Beck double clutchDry VERTO double clutchdiffers
Hydraulics & hitch
Pump flow declared6.0 gpm · 22.7 L/min6.8 gpm · 25.9 L/min+14% 421
Three-point lift at ends declared4,497 lb · 2,040 kg
Rear PTO speeds declared540 rpm540 rpm
Weight & dimensions
Unladen weight declared3,459 lb · 1,569 kg4,817 lb · 2,185 kg+39% 421
Wheelbase declared74.1 in · 1,883 mm78.0 in · 1,982 mm
Length declared122.4 in · 3,110 mm130.4 in · 3,312 mm+6% 421
Width declared65.7 in · 1,670 mm66.1 in · 1,680 mm
Height declared60.6 in · 1,540 mm93.3 in · 2,370 mm+54% 421
Ground clearance declared15.6 in · 397 mm15.7 in · 400 mm
Turning radius, braked declared9.5 ft · 2.90 m10.9 ft · 3.31 m+14% 421
Fuel tank declared42.0 qt · 39.7 L50.7 qt · 48.0 L+21% 421

International Harvester B-275 sources

Source
  • Source: Traktorenlexikon, “IHC B-275”
  • Source: Traktorenlexikon, “McCormick B-250”
  • Source: Traktorenlexikon, “McCormick B-275”

Renault 421 sources

Source
  • Source: Traktorenlexikon, “Renault 421 R7431”
  • Source: Traktorenlexikon, “Renault 461 R7441”