2009 Audi R8 vs. 1979 Citroen CX
To start off, 2009 Audi R8 is newer by 30 year(s). Which means there will be less support and parts availability for 1979 Citroen CX. In addition, the cost of maintenance, including insurance, on 1979 Citroen CX would be higher. At 5,204 cc (10 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (518 HP @ 8000 RPM) has 417 more horse power than 1979 Citroen CX. (101 HP @ 5500 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 1979 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 315 kg more than 1979 Citroen CX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 1979 Citroen CX. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 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, 2009 Audi R8 (530 Nm @ 6500 RPM) has 369 more torque (in Nm) than 1979 Citroen CX. (161 Nm @ 3000 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 1979 Citroen CX.
Compare all specifications:
| 2009 Audi R8 | 1979 Citroen CX | |
| Make | Audi | Citroen |
| Model | R8 | CX |
| Year Released | 2009 | 1979 |
| Engine Position | Middle | Front |
| Engine Size | 5204 cc | 1984 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 518 HP | 101 HP |
| Engine RPM | 8000 RPM | 5500 RPM |
| Torque | 530 Nm | 161 Nm |
| Torque RPM | 6500 RPM | 3000 RPM |
| Engine Compression Ratio | 12.5:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | AWD | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1580 kg | 1265 kg |
| Vehicle Length | 4440 mm | 4670 mm |
| Vehicle Width | 1940 mm | 1770 mm |
| Vehicle Height | 1260 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2850 mm |
| Fuel Tank Capacity | 75 L | 68 L |
