8 material differences · fewer than 12

Tractor oneFiat 615 (DT)1965–1968No measured PTO figureTractor twoSOMECA 670 (DT)1968–1971No measured PTO figure

Which should you choose?

Read our verdict on the 615 (DT) and the 670 (DT) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

8 material differences · 9 fields identical or within 5%, which is not counted as material

Fiat 615 (DT) and SOMECA 670 (DT), field by field
Field	615 (DT)	670 (DT)	Gap
Engine
Engine power, claimed claimed	64.1 hp	64.1 hp	—
Engine declared	O.M.-FIAT CO 2 D/60 Var.10 or Var.12	O.M.-FIAT CO 3/60	differs
Displacement declared	4.40 L	4.56 L	—
Maximum torque declared	188 lb·ft · 255 N·m	207 lb·ft · 281 N·m	+10% 670 (DT)
Transmission
Top speed declared	14.9 mph · 24 km/h	14.9 mph · 24 km/h	—
Clutch declared	pedal operated two stage dry FERODO double clutch	Pedal-operated two-stage dry FEREDO double clutch type 11/10"	differs
Hydraulics & hitch
Pump flow declared	7.0 gpm · 26.5 L/min	6.1 gpm · 23.2 L/min	+14% 615 (DT)
Pressure declared	2,988 psi · 206 bar	2,843 psi · 196 bar	—
Rear PTO speeds declared	540 rpm	540 rpm	—
Weight & dimensions
Unladen weight declared	5,997 lb · 2,720 kg	6,041 lb · 2,740 kg	—
Wheelbase declared	85.4 in · 2,170 mm	91.2 in · 2,316 mm	+7% 670 (DT)
Length declared	140.9 in · 3,580 mm	142.3 in · 3,615 mm	—
Width declared	71.7–98.0 in · 1,820–2,490 mm	77.6–96.1 in · 1,970–2,440 mm	differs
Height, over the steering wheel declared	66.5 in · 1,690 mm	69.9 in · 1,775 mm	—
Ground clearance declared	18.5 in · 470 mm	13.4 in · 340 mm	+38% 615 (DT)
Turning radius, braked declared	12.0 ft · 3.65 m	12.9 ft · 3.93 m	+8% 670 (DT)
Fuel tank declared	88.8 qt · 84.0 L	84.5 qt · 80.0 L	—

Source

Source