2004 Audi A4 vs. 1973 Porsche 911
To start off, 2004 Audi A4 is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Porsche 911. In addition, the cost of maintenance, including insurance, on 1973 Porsche 911 would be higher. At 2,994 cc (6 cylinders), 1973 Porsche 911 is equipped with a bigger engine. In terms of performance, 1973 Porsche 911 (226 HP @ 6200 RPM) has 56 more horse power than 2004 Audi A4. (170 HP @ 6500 RPM) In normal driving conditions, 1973 Porsche 911 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 750 kg more than 1973 Porsche 911.
Because 1973 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 1973 Porsche 911. 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, 1973 Porsche 911 (275 Nm) has 40 more torque (in Nm) than 2004 Audi A4. (235 Nm). This means 1973 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 1973 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2004 | 1973 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1784 cc | 2994 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 170 HP | 226 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 235 Nm | 275 Nm |
| Engine Bore Size | 81 mm | 95 mm |
| Engine Stroke Size | 86 mm | 70.4 mm |
| Engine Compression Ratio | 9.3:1 | 8.5:1 |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1650 kg | 900 kg |
| Vehicle Length | 4580 mm | 4130 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1330 mm |
| Wheelbase Size | 2580 mm | 2270 mm |
| Fuel Tank Capacity | 70 L | 80 L |
