1972 Citroen SM vs. 2005 Audi S4
To start off, 2005 Audi S4 is newer by 33 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 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 7000 RPM) has 167 more horse power than 1972 Citroen SM. (173 HP @ 5500 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 1972 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 405 kg more than 1972 Citroen SM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1972 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2005 Audi S4 will offer significantly more control. 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, 2005 Audi S4 (410 Nm @ 3500 RPM) has 173 more torque (in Nm) than 1972 Citroen SM. (237 Nm @ 4000 RPM). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
1972 Citroen SM | 2005 Audi S4 | |
Make | Citroen | Audi |
Model | SM | S4 |
Year Released | 1972 | 2005 |
Body Type | Coupe | Convertible |
Engine Position | Front | Front |
Engine Size | 2669 cc | 4163 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 2 valves | 5 valves |
Horse Power | 173 HP | 340 HP |
Engine RPM | 5500 RPM | 7000 RPM |
Torque | 237 Nm | 410 Nm |
Torque RPM | 4000 RPM | 3500 RPM |
Engine Bore Size | 87 mm | 85 mm |
Engine Stroke Size | 75 mm | 93 mm |
Engine Compression Ratio | 9.0:1 | 11.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Front | 4WD |
Number of Seats | 2 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1450 kg | 1855 kg |
Vehicle Length | 4900 mm | 4580 mm |
Vehicle Width | 1850 mm | 1790 mm |
Vehicle Height | 1330 mm | 1450 mm |
Wheelbase Size | 2960 mm | 2660 mm |
Fuel Tank Capacity | 25 L | 63 L |