2004 Audi S4 vs. 1976 Citroen CX
To start off, 2004 Audi S4 is newer by 28 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 4,170 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 224 more horse power than 1976 Citroen CX. (115 HP @ 5500 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 1976 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 450 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 2004 Audi S4 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, 2004 Audi S4 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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 224 more torque (in Nm) than 1976 Citroen CX. (186 Nm @ 2750 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1976 Citroen CX.
Compare all specifications:
| 2004 Audi S4 | 1976 Citroen CX | |
| Make | Audi | Citroen |
| Model | S4 | CX |
| Year Released | 2004 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 2347 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 339 HP | 115 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 410 Nm | 186 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 93.5 mm |
| Engine Stroke Size | 92.8 mm | 85.5 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1755 kg | 1305 kg |
| Vehicle Length | 4590 mm | 4670 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2430 mm | 2850 mm |
| Fuel Tank Capacity | 63 L | 68 L |
