1985 Citroen CX vs. 1972 Citroen SM

To start off, 1985 Citroen CX is newer by 13 year(s). Which means there will be less support and parts availability for 1972 Citroen SM. In addition, the cost of maintenance, including insurance, on 1972 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (158 HP @ 5500 RPM) has 21 more horse power than 1985 Citroen CX. (137 HP @ 5000 RPM) In normal driving conditions, 1972 Citroen SM should accelerate faster than 1985 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 1972 Citroen SM weights approximately 32 kg more than 1985 Citroen CX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1972 Citroen SM (235 Nm @ 4000 RPM) has 29 more torque (in Nm) than 1985 Citroen CX. (206 Nm @ 4000 RPM). This means 1972 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1985 Citroen CX.

Compare all specifications:

1985 Citroen CX 1972 Citroen SM
Make Citroen Citroen
Model CX SM
Year Released 1985 1972
Engine Position Front Front
Engine Size 2500 cc 2670 cc
Engine Cylinders 4 cylinders 6 cylinders
Engine Type in-line V
Valves per Cylinder 2 valves 2 valves
Horse Power 137 HP 158 HP
Engine RPM 5000 RPM 5500 RPM
Torque 206 Nm 235 Nm
Torque RPM 4000 RPM 4000 RPM
Engine Bore Size 93 mm 87 mm
Engine Stroke Size 92 mm 75 mm
Fuel Type Gasoline Gasoline
Drive Type Front Front
Transmission Type Manual Manual
Number of Seats 5 seats 4 seats
Number of Doors 4 doors 2 doors
Vehicle Weight 1420 kg 1452 kg
Vehicle Length 4910 mm 4900 mm
Vehicle Width 1770 mm 1850 mm
Vehicle Height 1390 mm 1330 mm
Wheelbase Size 3100 mm 2950 mm
Fuel Tank Capacity 80 L 89 L


 

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