2006 Audi A3 vs. 1973 Citroen SM
To start off, 2006 Audi A3 is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (197 HP) has 17 more horse power than 1973 Citroen SM. (180 HP). In normal driving conditions, 2006 Audi A3 should accelerate faster than 1973 Citroen SM.
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, 2006 Audi A3 (280 Nm) has 47 more torque (in Nm) than 1973 Citroen SM. (233 Nm). This means 2006 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
| 2006 Audi A3 | 1973 Citroen SM | |
| Make | Audi | Citroen |
| Model | A3 | SM |
| Year Released | 2006 | 1973 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1982 cc | 2670 cc |
| Horse Power | 197 HP | 180 HP |
| Torque | 280 Nm | 233 Nm |
| Engine Bore Size | 82.5 mm | 86.9 mm |
| Engine Stroke Size | 92.8 mm | 74.9 mm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Length | 4210 mm | 4920 mm |
| Vehicle Width | 1770 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2580 mm | 2960 mm |
