1991 Audi 100 vs. 1972 Citroen SM
To start off, 1991 Audi 100 is newer by 19 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 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (180 HP) has 8 more horse power than 1991 Audi 100. (172 HP) In normal driving conditions, 1972 Citroen SM should accelerate faster than 1991 Audi 100.
Let's talk about torque, 1991 Audi 100 (250 Nm) has 19 more torque (in Nm) than 1972 Citroen SM. (231 Nm). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 1991 Audi 100 | 1972 Citroen SM | |
| Make | Audi | Citroen |
| Model | 100 | SM |
| Year Released | 1991 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2668 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 172 HP | 180 HP |
| Torque | 250 Nm | 231 Nm |
| Engine Bore Size | 82.5 mm | 86.9 mm |
| Engine Stroke Size | 86.4 mm | 74.9 mm |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4800 mm | 4920 mm |
| Vehicle Width | 1780 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1330 mm |
