2009 Audi S5 vs. 1976 Citroen CX
To start off, 2009 Audi S5 is newer by 33 year(s). Which means there will be less support and parts availability for 1976 Citroen CX. In addition, the cost of maintenance, including insurance, on 1976 Citroen CX would be higher. At 4,163 cc (8 cylinders), 2009 Audi S5 is equipped with a bigger engine. In terms of performance, 2009 Audi S5 (354 HP @ 6800 RPM) has 248 more horse power than 1976 Citroen CX. (106 HP @ 5500 RPM). In normal driving conditions, 2009 Audi S5 should accelerate faster than 1976 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S5 weights approximately 505 kg more than 1976 Citroen CX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi S5 is four wheel drive (4WD), it will have significant more traction and grip than 1976 Citroen CX. In wet, icy, snow, or gravel driving conditions, 2009 Audi S5 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 S5 (441 Nm @ 3500 RPM) has 280 more torque (in Nm) than 1976 Citroen CX. (161 Nm @ 3000 RPM). This means 2009 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1976 Citroen CX.
Compare all specifications:
| 2009 Audi S5 | 1976 Citroen CX | |
| Make | Audi | Citroen |
| Model | S5 | CX |
| Year Released | 2009 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1985 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 354 HP | 106 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 441 Nm | 161 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Engine Compression Ratio | 12.5:1 | 9.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1770 kg | 1265 kg |
| Vehicle Length | 4640 mm | 4670 mm |
| Vehicle Width | 1990 mm | 1770 mm |
| Vehicle Height | 1380 mm | 1370 mm |
| Wheelbase Size | 2760 mm | 2850 mm |
| Fuel Tank Capacity | 63 L | 68 L |
