2005 Audi S4 vs. 1973 Mercedes-Benz S
To start off, 2005 Audi S4 is newer by 32 year(s). Which means there will be less support and parts availability for 1973 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1973 Mercedes-Benz S 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 @ 7000 RPM) has 182 more horse power than 1973 Mercedes-Benz S. (158 HP @ 5500 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1973 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 245 kg more than 1973 Mercedes-Benz S. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi S4 (410 Nm @ 3500 RPM) has 184 more torque (in Nm) than 1973 Mercedes-Benz S. (226 Nm @ 4000 RPM). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mercedes-Benz S.
Compare all specifications:
| 2005 Audi S4 | 1973 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | S |
| Year Released | 2005 | 1973 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2746 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 158 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 410 Nm | 226 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 85 mm | 86 mm |
| Engine Stroke Size | 93 mm | 78.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1855 kg | 1610 kg |
| Vehicle Length | 4580 mm | 4970 mm |
| Vehicle Width | 1790 mm | 1880 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2870 mm |
| Fuel Tank Capacity | 63 L | 85 L |
