2005 Audi A4 vs. 1991 Porsche 911
To start off, 2005 Audi A4 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1991 Porsche 911 is equipped with a bigger engine.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 1991 Porsche 911 (1,098 Nm) has 788 more torque (in Nm) than 2005 Audi A4. (310 Nm). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 1991 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2005 | 1991 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1896 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 128 HP | 0 HP |
| Torque | 310 Nm | 1098 Nm |
| Top Speed | 205 km/hour | 361 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4550 mm | 4280 mm |
| Vehicle Width | 1780 mm | 1660 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2580 mm | 2280 mm |
