2004 Audi A4 vs. 1956 Rover P4
To start off, 2004 Audi A4 is newer by 48 year(s). Which means there will be less support and parts availability for 1956 Rover P4. In addition, the cost of maintenance, including insurance, on 1956 Rover P4 would be higher. At 2,496 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (168 HP @ 6000 RPM) has 117 more horse power than 1956 Rover P4. (51 HP @ 4000 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1956 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 120 kg more than 1956 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1956 Rover P4 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 1956 Rover P4. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A4 (230 Nm @ 3200 RPM) has 92 more torque (in Nm) than 1956 Rover P4. (138 Nm @ 2000 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1956 Rover P4.
Compare all specifications:
| 2004 Audi A4 | 1956 Rover P4 | |
| Make | Audi | Rover |
| Model | A4 | P4 |
| Year Released | 2004 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 168 HP | 51 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 230 Nm | 138 Nm |
| Torque RPM | 3200 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1500 kg | 1380 kg |
| Vehicle Length | 4550 mm | 4550 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1430 mm | 1620 mm |
| Wheelbase Size | 2580 mm | 2830 mm |
