2007 Audi A4 vs. 1978 Peugeot 504
To start off, 2007 Audi A4 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Peugeot 504. In addition, the cost of maintenance, including insurance, on 1978 Peugeot 504 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (255 HP @ 6500 RPM) has 164 more horse power than 1978 Peugeot 504. (91 HP @ 5200 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1978 Peugeot 504. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 550 kg more than 1978 Peugeot 504. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Peugeot 504 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Peugeot 504. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Audi A4 (330 Nm @ 3250 RPM) has 170 more torque (in Nm) than 1978 Peugeot 504. (160 Nm @ 3000 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Peugeot 504.
Compare all specifications:
| 2007 Audi A4 | 1978 Peugeot 504 | |
| Make | Audi | Peugeot |
| Model | A4 | 504 |
| Year Released | 2007 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 1971 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 255 HP | 91 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 330 Nm | 160 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 88 mm |
| Engine Stroke Size | 96 mm | 81 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1880 kg | 1330 kg |
| Vehicle Length | 4590 mm | 4810 mm |
| Vehicle Width | 1780 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1560 mm |
| Wheelbase Size | 2660 mm | 2910 mm |
