2009 Audi S5 vs. 1979 Mercedes-Benz 250
To start off, 2009 Audi S5 is newer by 30 year(s). Which means there will be less support and parts availability for 1979 Mercedes-Benz 250. In addition, the cost of maintenance, including insurance, on 1979 Mercedes-Benz 250 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 216 more horse power than 1979 Mercedes-Benz 250. (138 HP @ 5500 RPM). In normal driving conditions, 2009 Audi S5 should accelerate faster than 1979 Mercedes-Benz 250. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S5 weights approximately 410 kg more than 1979 Mercedes-Benz 250. 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 1979 Mercedes-Benz 250. 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 241 more torque (in Nm) than 1979 Mercedes-Benz 250. (200 Nm @ 3500 RPM). This means 2009 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mercedes-Benz 250.
Compare all specifications:
| 2009 Audi S5 | 1979 Mercedes-Benz 250 | |
| Make | Audi | Mercedes-Benz |
| Model | S5 | 250 |
| Year Released | 2009 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2525 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 354 HP | 138 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 441 Nm | 200 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 72.5 mm |
| Engine Compression Ratio | 12.5:1 | 9.0:1 |
| Top Speed | 249 km/hour | 185 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1770 kg | 1360 kg |
| Vehicle Length | 4640 mm | 4730 mm |
| Vehicle Width | 1990 mm | 1790 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 2800 mm |
| Fuel Tank Capacity | 63 L | 80 L |
