2009 Audi S5 vs. 1975 Ford Cortina
To start off, 2009 Audi S5 is newer by 34 year(s). Which means there will be less support and parts availability for 1975 Ford Cortina. In addition, the cost of maintenance, including insurance, on 1975 Ford Cortina 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 298 more horse power than 1975 Ford Cortina. (56 HP @ 5500 RPM). In normal driving conditions, 2009 Audi S5 should accelerate faster than 1975 Ford Cortina. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S5 weights approximately 825 kg more than 1975 Ford Cortina. 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 1975 Ford Cortina. 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 350 more torque (in Nm) than 1975 Ford Cortina. (91 Nm @ 3000 RPM). This means 2009 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1975 Ford Cortina.
Compare all specifications:
| 2009 Audi S5 | 1975 Ford Cortina | |
| Make | Audi | Ford |
| Model | S5 | Cortina |
| Year Released | 2009 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1298 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 354 HP | 56 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 441 Nm | 91 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 63 mm |
| Engine Compression Ratio | 12.5:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1770 kg | 945 kg |
| Vehicle Length | 4640 mm | 4270 mm |
| Vehicle Width | 1990 mm | 1710 mm |
| Vehicle Height | 1380 mm | 1330 mm |
| Wheelbase Size | 2760 mm | 2570 mm |
| Fuel Tank Capacity | 63 L | 55 L |
