SOMECA 650 (TD) vs SOMECA 670 (DT)

9 material differences · fewer than 12

Tractor one

1971–1976

No measured PTO figure

Tractor two

1968–1971

No measured PTO figure

Which should you choose?

Read our verdict on the 650 (TD) and the 670 (DT) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

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

SOMECA 650 (TD) and SOMECA 670 (DT), field by field
Field	650 (TD)	670 (DT)	Gap
Engine
Engine power, claimed claimed	64.1 hp	64.1 hp	—
Engine declared	O.M.-FIAT CN 3	O.M.-FIAT CO 3/60	differs
Displacement declared	3.71 L	4.56 L	+23% 670 (DT)
Maximum torque declared	177 lb·ft · 240 N·m	207 lb·ft · 281 N·m	+17% 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 FEREDO double clutch type 11/10"	—
Hydraulics & hitch
Pump flow declared	7.6 gpm · 28.8 L/min	6.1 gpm · 23.2 L/min	+24% 650 (TD)
Pressure declared	2,843 psi · 196 bar	2,843 psi · 196 bar	—
Three-point lift at ends declared	4,586 lb · 2,080 kg	5,534 lb · 2,510 kg	+21% 670 (DT)
Rear PTO speeds declared	540/1000 rpm	540 rpm	differs
Weight & dimensions
Unladen weight declared	6,338 lb · 2,875 kg	6,041 lb · 2,740 kg	—
Wheelbase declared	91.3 in · 2,320 mm	91.2 in · 2,316 mm	—
Length declared	148.4 in · 3,770 mm	142.3 in · 3,615 mm	—
Width declared	69.3 in · 1,760 mm	77.6 in · 1,970 mm	+12% 670 (DT)
Height declared	68.5 in · 1,740 mm	69.9 in · 1,775 mm	—
Ground clearance declared	20.1 in · 510 mm	13.4 in · 340 mm	+50% 650 (TD)
Turning radius, braked declared	11.6 ft · 3.53 m	12.9 ft · 3.93 m	+11% 670 (DT)
Fuel tank declared	85.6 qt · 81.0 L	84.5 qt · 80.0 L	—

Source

Source