2005 Audi A4 vs. 1972 Porsche 911
To start off, 2005 Audi A4 is newer by 33 year(s). Which means there will be less support and parts availability for 1972 Porsche 911. In addition, the cost of maintenance, including insurance, on 1972 Porsche 911 would be higher. At 2,339 cc (6 cylinders), 1972 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (170 HP @ 6500 RPM) has 5 more horse power than 1972 Porsche 911. (165 HP @ 6200 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 1972 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 579 kg more than 1972 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1972 Porsche 911 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 1972 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A4 (230 Nm) has 24 more torque (in Nm) than 1972 Porsche 911. (206 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1972 Porsche 911.
Compare all specifications:
| 2005 Audi A4 | 1972 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2005 | 1972 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1786 cc | 2339 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 170 HP | 165 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 230 Nm | 206 Nm |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86 mm | 70.4 mm |
| Engine Compression Ratio | 9.3:1 | 8.0:1 |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1656 kg | 1077 kg |
| Vehicle Length | 4580 mm | 4150 mm |
| Vehicle Width | 1780 mm | 1620 mm |
| Vehicle Height | 1400 mm | 1330 mm |
| Wheelbase Size | 2770 mm | 2270 mm |
| Fuel Tank Capacity | 70 L | 80 L |
