2008 Audi A6 vs. 1972 Citroen SM
To start off, 2008 Audi A6 is newer by 36 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), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (248 HP) has 68 more horse power than 1972 Citroen SM. (180 HP). In normal driving conditions, 2008 Audi A6 should accelerate faster than 1972 Citroen SM.
Because 2008 Audi A6 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, 2008 Audi A6 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, 2008 Audi A6 (350 Nm) has 119 more torque (in Nm) than 1972 Citroen SM. (231 Nm). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 2008 Audi A6 | 1972 Citroen SM | |
| Make | Audi | Citroen |
| Model | A6 | SM |
| Year Released | 2008 | 1972 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 2668 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 248 HP | 180 HP |
| Torque | 350 Nm | 231 Nm |
| Engine Bore Size | 81 mm | 86.9 mm |
| Engine Stroke Size | 86.4 mm | 74.9 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Top Speed | 246 km/hour | 218 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4800 mm | 4920 mm |
| Vehicle Width | 1820 mm | 1840 mm |
| Vehicle Height | 1460 mm | 1330 mm |
| Wheelbase Size | 2770 mm | 2960 mm |
