4 material differences · fewer than 12

Tractor oneFiat 1580 (DT)1979–1984No measured PTO figureTractor twoSOMECA 1580 (TD)1979–1983No measured PTO figure

Which should you choose?

Read our verdict on the 1580 (DT) and the 1580 (TD) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

Fiat 1580 (DT) and SOMECA 1580 (TD), field by field
Field	1580 (DT)	1580 (TD)	Gap
Engine
Engine power, claimed claimed	153.0 hp	152.9 hp	—
Engine declared	FIAT-IVECO 8365.25.500 or 8365.05.501	FIAT-IVECO 8365.25.500 or 8365.05.501	—
Displacement declared	8.10 L	8.10 L	—
Maximum torque declared	423–456 lb·ft · 573–618 N·m	423–456 lb·ft · 573–618 N·m	—
Transmission
Top speed declared	15.5–18.6 mph · 25–30 km/h	15.5–18.6 mph · 25–30 km/h	—
Clutch declared	Pedal-operated Ferodo or LuK single-plate clutch	—	—
Hydraulics & hitch
Pump flow declared	14.7 gpm · 55.8 L/min	14.7 gpm · 55.8 L/min	—
Pressure declared	3,336–3,481 psi · 230–240 bar	3,336–3,481 psi · 230–240 bar	—
Rear PTO speeds declared	540/1000 rpm	540 rpm / 1000 rpm	differs
Weight & dimensions
Unladen weight declared	14,330 lb · 6,500 kg	13,228 lb · 6,000 kg	+8% 1580 (DT)
Maximum permissible mass declared	22,046 lb · 10,000 kg	22,046 lb · 10,000 kg	—
Wheelbase declared	116.7 in · 2,963 mm	116.7 in · 2,963 mm	—
Length declared	170.3 in · 4,325 mm	170.3 in · 4,325 mm	—
Width declared	92.9 in · 2,360 mm	85.0–108.7 in · 2,160–2,760 mm	differs
Height, over the cab declared	109.6 in · 2,785 mm	109.6 in · 2,785 mm	—
Ground clearance declared	27.4 in · 695 mm	27.4 in · 695 mm	—
Turning radius, braked declared	15.1 ft · 4.60 m	—	—
Fuel tank declared	190.2 qt · 180.0 L	295.9 qt · 280.0 L	+56% 1580 (TD)

Source

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