2003 Audi RS4 vs. 1972 Citroen SM
To start off, 2003 Audi RS4 is newer by 31 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 2,671 cc (6 cylinders), 2003 Audi RS4 is equipped with a bigger engine. In terms of performance, 2003 Audi RS4 (377 HP) has 197 more horse power than 1972 Citroen SM. (180 HP). In normal driving conditions, 2003 Audi RS4 should accelerate faster than 1972 Citroen SM.
Because 2003 Audi RS4 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, 2003 Audi RS4 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, 2003 Audi RS4 (449 Nm) has 218 more torque (in Nm) than 1972 Citroen SM. (231 Nm). This means 2003 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 2003 Audi RS4 | 1972 Citroen SM | |
| Make | Audi | Citroen |
| Model | RS4 | SM |
| Year Released | 2003 | 1972 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 2668 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 377 HP | 180 HP |
| Torque | 449 Nm | 231 Nm |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4480 mm | 4920 mm |
| Vehicle Width | 1740 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1330 mm |
| Wheelbase Size | 2610 mm | 2960 mm |
