International Harvester 684 vs J.I. Case 1390 (DT)

8 material differences · fewer than 12

Tractor one

International Harvester 684

1977–1981

No measured PTO figure

Tractor two

J.I. Case 1390 (DT)

1980–1984

No measured PTO figure

Which should you choose?

Read our verdict on the 684 and the 1390 (DT) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

Field by field

8 material differences · 7 fields identical or within 5%, which is not counted as material

International Harvester 684 and J.I. Case 1390 (DT), field by field
Field6841390 (DT)Gap
Engine
Engine power, claimed claimed68.0 hp66.1 hp
Engine declaredINTERNATIONAL-HARVESTER D-239DAVID BROWN AD 4/55differs
Displacement declared3.91 L3.20 L+22% 684
Maximum torque declared162 lb·ft · 220 N·m168 lb·ft · 228 N·m
Transmission
Top speed declared15.5 mph · 25 km/h18.6 mph · 30 km/h+20% 1390 (DT)
Clutch declaredDry Borg and Beck double clutch
Hydraulics & hitch
Pump flow declared9.9 gpm · 37.5 L/min8.7 gpm · 32.9 L/min+14% 684
Pressure declared2,698 psi · 186 bar
Three-point lift at ends declared4,409 lb · 2,000 kg
Rear PTO speeds declared540/1000 rpm540 rpmdiffers
Weight & dimensions
Unladen weight declared5,181 lb · 2,350 kg6,363 lb · 2,886 kg+23% 1390 (DT)
Wheelbase declared88.0 in · 2,235 mm83.0 in · 2,108 mm+6% 684
Length declared146.5 in · 3,720 mm142.9 in · 3,630 mm
Width declared70.1 in · 1,780 mm72.8 in · 1,850 mm
Height declared99.6 in · 2,530 mm100.0 in · 2,540 mm
Ground clearance declared14.6 in · 370 mm15.0 in · 381 mm
Turning radius, braked declared10.9 ft · 3.33 m10.5 ft · 3.20 m
Fuel tank declared81.4 qt · 77.0 L99.3 qt · 94.0 L+22% 1390 (DT)

International Harvester 684 sources

Source
  • Source: Traktorenlexikon, “IHC 684”
  • Source: Traktorenlexikon, “IHC 574”

J.I. Case 1390 (DT) sources

Source
  • Source: Traktorenlexikon, “Case 1390”