Fiat 180-90 (DT) vs International Harvester 6588

11 material differences · fewer than 12

Tractor one

Fiat 180-90 (DT)

1984–1994

No measured PTO figure

Tractor two

International Harvester 6588

1978–1981

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% (26%); the drive differs (Two-wheel or four-wheel drive; 4WD); they were not built in overlapping years (1984–1994; 1978–1981). 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 · 3 fields identical or within 5%, which is not counted as material

Fiat 180-90 (DT) and International Harvester 6588, field by field
Field180-90 (DT)6588Gap
Engine
Engine power, claimed claimed177.7 hp149.9 hp+19% 180-90 (DT)
Engine declaredFIAT-IVECO 8365.25.502INTERNATIONAL HARVESTER DT-466 Bdiffers
Displacement declared8.10 L7.64 L+6% 180-90 (DT)
Maximum torque declared459 lb·ft · 622 N·m450 lb·ft · 610 N·m
Transmission
Top speed declared18.6–24.9 mph · 30–40 km/h18.6 mph · 30 km/hdiffers
Clutch declaredPedal-operated hydraulic dry LUK double clutch
Hydraulics & hitch
Hydraulic centre declaredOpen centre
Pump flow declared13.4 gpm · 50.8 L/min18.0 gpm · 68.1 L/min+34% 6588
Pressure declared3,046–3,118 psi · 210–215 bar
Three-point lift at ends declared14,551 lb · 6,600 kg8,598 lb · 3,900 kg+69% 180-90 (DT)
Rear PTO speeds declared1000 rpm540/1000 rpmdiffers
Weight & dimensions
Unladen weight declared13,955 lb · 6,330 kg17,619 lb · 7,992 kg+26% 6588
Maximum permissible mass declared22,046 lb · 10,000 kg
Wheelbase declared116.7 in · 2,963 mm110.0 in · 2,794 mm+6% 180-90 (DT)
Length declared189.8 in · 4,820 mm228.3 in · 5,799 mm+20% 6588
Width declared80.7 in · 2,050 mm101.6 in · 2,581 mm+26% 6588
Height declared115.4 in · 2,930 mm115.8 in · 2,941 mm
Ground clearance declared27.4 in · 695 mm28.4 in · 721 mm
Turning radius, braked declared13.2 ft · 4.03 m
Fuel tank declared190.2 qt · 180.0 L360.0 qt · 340.7 L+89% 6588

Fiat 180-90 (DT) sources

Source
  • Source: Traktorenlexikon, “Fiatagri 180-90 DT”

International Harvester 6588 sources

Source
  • Source: Traktorenlexikon, “IHC 6588”
  • Source: Traktorenlexikon, “IHC 3588”