Fiat 680 (DT) vs J.I. Case 1390 (DT)

12 material differences

Tractor one

1978–1984

No measured PTO figure

Tractor two

1980–1984

No measured PTO figure

Which should you choose?

Read our verdict on the 680 (DT) and the 1390 (DT) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

12 material differences · 3 fields identical or within 5%, which is not counted as material

Fiat 680 (DT) and J.I. Case 1390 (DT), field by field
Field	680 (DT)	1390 (DT)	Gap
Engine
Engine power, claimed claimed	67 hp	66.1 hp	—
Engine declared	FIAT-IVECO 8045.02.270 (370)	DAVID BROWN AD 4/55	differs
Displacement declared	3.46 L	3.20 L	+8% 680 (DT)
Maximum torque declared	—	168 lb·ft · 228 N·m	—
Transmission
Top speed declared	15.5–18.6 mph · 25–30 km/h	18.6 mph · 30 km/h	differs
Clutch declared	Dry FERODO or LuK double clutch with separate PTO control	Dry Borg and Beck double clutch	differs
Hydraulics & hitch
Pump flow declared	6.8 gpm · 25.8 L/min	8.7 gpm · 32.9 L/min	+28% 1390 (DT)
Pressure declared	2,843 psi · 196 bar	—	—
Rear PTO speeds declared	540/1000 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	7,275 lb · 3,300 kg	6,363 lb · 2,886 kg	+14% 680 (DT)
Wheelbase declared	89.2 in · 2,265 mm	83.0 in · 2,108 mm	+7% 680 (DT)
Length declared	138.1 in · 3,507 mm	142.9 in · 3,630 mm	—
Width declared	68.9 in · 1,750 mm	72.8 in · 1,850 mm	+6% 1390 (DT)
Height declared	100.6 in · 2,555 mm	100.0 in · 2,540 mm	—
Ground clearance declared	20.1 in · 511 mm	15.0 in · 381 mm	+34% 680 (DT)
Turning radius, braked declared	11.2 ft · 3.40 m	10.5 ft · 3.20 m	+6% 680 (DT)
Fuel tank declared	84.5 qt · 80.0 L	99.3 qt · 94.0 L	+18% 1390 (DT)

Source

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