2008 Audi A4 vs. 2006 Porsche 911
To start off, 2008 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Porsche 911. In addition, the cost of maintenance, including insurance, on 2006 Porsche 911 would be higher. At 3,818 cc (6 cylinders), 2006 Porsche 911 is equipped with a bigger engine. In terms of performance, 2006 Porsche 911 (355 HP @ 6600 RPM) has 133 more horse power than 2008 Audi A4. (222 HP @ 4000 RPM) In normal driving conditions, 2006 Porsche 911 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Porsche 911 weights approximately 25 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi A4 (450 Nm @ 1400 RPM) has 50 more torque (in Nm) than 2006 Porsche 911. (400 Nm @ 4600 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche 911.
Compare all specifications:
| 2008 Audi A4 | 2006 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2008 | 2006 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2965 cc | 3818 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 222 HP | 355 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 450 Nm | 400 Nm |
| Torque RPM | 1400 RPM | 4600 RPM |
| Engine Bore Size | 83 mm | 100.1 mm |
| Engine Stroke Size | 91.4 mm | 76 mm |
| Engine Compression Ratio | 17.0:1 | 9.4:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1430 kg | 1455 kg |
| Vehicle Length | 4550 mm | 4470 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Consumption Overall | 7.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
