2008 Audi A4 vs. 1999 Porsche 911
To start off, 2008 Audi A4 is newer by 9 year(s). Which means there will be less support and parts availability for 1999 Porsche 911. In addition, the cost of maintenance, including insurance, on 1999 Porsche 911 would be higher. At 3,595 cc (6 cylinders), 1999 Porsche 911 is equipped with a bigger engine. In terms of performance, 1999 Porsche 911 (414 HP @ 6000 RPM) has 253 more horse power than 2008 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 1999 Porsche 911 should accelerate faster than 2008 Audi A4.
Because 1999 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 1999 Porsche 911 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, 1999 Porsche 911 (560 Nm @ 2700 RPM) has 335 more torque (in Nm) than 2008 Audi A4. (225 Nm @ 1950 RPM). This means 1999 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 1999 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2008 | 1999 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1781 cc | 3595 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 161 HP | 414 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 225 Nm | 560 Nm |
| Torque RPM | 1950 RPM | 2700 RPM |
| Engine Bore Size | 81.1 mm | 100 mm |
| Engine Stroke Size | 86.4 mm | 76.4 mm |
| Engine Compression Ratio | 9.0:1 | 9.4:1 |
| Acceleration 0-100mph | 9.4 seconds | 4.2 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1540 kg |
| Vehicle Length | 4580 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 64 L |
