2005 Audi S4 vs. 1955 Citroen 15
To start off, 2005 Audi S4 is newer by 50 year(s). Which means there will be less support and parts availability for 1955 Citroen 15. In addition, the cost of maintenance, including insurance, on 1955 Citroen 15 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 264 more horse power than 1955 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1955 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 445 kg more than 1955 Citroen 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 223 more torque (in Nm) than 1955 Citroen 15. (187 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1955 Citroen 15.
Compare all specifications:
| 2005 Audi S4 | 1955 Citroen 15 | |
| Make | Audi | Citroen |
| Model | S4 | 15 |
| Year Released | 2005 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2866 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 340 HP | 76 HP |
| Engine RPM | 4000 RPM | 3800 RPM |
| Torque | 410 Nm | 187 Nm |
| Engine Bore Size | 85 mm | 78 mm |
| Engine Stroke Size | 93 mm | 100 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1770 kg | 1325 kg |
| Vehicle Length | 4550 mm | 4770 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1570 mm |
| Wheelbase Size | 2770 mm | 3100 mm |
