2007 Audi TT vs. 1973 Citroen SM
To start off, 2007 Audi TT is newer by 34 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, 2007 Audi TT (221 HP) has 41 more horse power than 1973 Citroen SM. (180 HP). In normal driving conditions, 2007 Audi TT should accelerate faster than 1973 Citroen SM.
Because 2007 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2007 Audi TT 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, 2007 Audi TT (280 Nm) has 47 more torque (in Nm) than 1973 Citroen SM. (233 Nm). This means 2007 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
| 2007 Audi TT | 1973 Citroen SM | |
| Make | Audi | Citroen |
| Model | TT | SM |
| Year Released | 2007 | 1973 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2670 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 221 HP | 180 HP |
| Torque | 280 Nm | 233 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 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4050 mm | 4920 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1350 mm | 1330 mm |
| Wheelbase Size | 2440 mm | 2960 mm |
