SOMECA 550 (DT) vs SOMECA 615 (DT)

11 material differences · fewer than 12

Tractor one

1968–1971

No measured PTO figure

Tractor two

1965–1968

No measured PTO figure

Which should you choose?

Read our verdict on the 550 (DT) and the 615 (DT) → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

11 material differences · 6 fields identical or within 5%, which is not counted as material

SOMECA 550 (DT) and SOMECA 615 (DT), field by field
Field	550 (DT)	615 (DT)	Gap
Engine
Engine power, claimed claimed	51.2 hp	51.2 hp	—
Engine declared	O.M.-FIAT 854.000 or A 1.000	O.M.-FIAT CO 2D-45	differs
Displacement declared	3.12 L	4.40 L	+41% 615 (DT)
Maximum torque declared	137 lb·ft · 186 N·m	—	—
Transmission
Top speed declared	14.9 mph · 24 km/h	13.7 mph · 22 km/h	+9% 550 (DT)
Clutch declared	pedal-operated dry Feredo two-stage double clutch	Pedal-operated two-stage dry FERODO double clutch	differs
Hydraulics & hitch
Pump flow declared	5.8 gpm · 21.8 L/min	5.5 gpm · 20.8 L/min	—
Pressure declared	2,843 psi · 196 bar	2,988 psi · 206 bar	—
Three-point lift at ends declared	3,197 lb · 1,450 kg	4,586 lb · 2,080 kg	+43% 615 (DT)
Rear PTO speeds declared	540 rpm	540 rpm	—
Weight & dimensions
Unladen weight declared	4,542 lb · 2,060 kg	5,820 lb · 2,640 kg	+28% 615 (DT)
Wheelbase declared	81.5 in · 2,070 mm	83.9 in · 2,130 mm	—
Length declared	135.0 in · 3,430 mm	144.5 in · 3,670 mm	+7% 615 (DT)
Width declared	66.5 in · 1,690 mm	70.5 in · 1,790 mm	+6% 615 (DT)
Height declared	71.5 in · 1,815 mm	72.0 in · 1,829 mm	—
Ground clearance declared	16.5 in · 420 mm	15.4 in · 390 mm	+8% 550 (DT)
Turning radius, braked declared	10.3 ft · 3.13 m	10.8 ft · 3.30 m	+5% 615 (DT)
Fuel tank declared	57.1 qt · 54.0 L	88.8 qt · 84.0 L	+56% 615 (DT)

Source

Source