2009 Audi A6 vs. 2008 Porsche 911
To start off, 2009 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Porsche 911. In addition, the cost of maintenance, including insurance, on 2008 Porsche 911 would be higher. At 4,163 cc (8 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (405 HP @ 3500 RPM) has 55 more horse power than 2009 Audi A6. (350 HP @ 6800 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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 Porsche 911 (620 Nm @ 3500 RPM) has 179 more torque (in Nm) than 2009 Audi A6. (441 Nm @ 3500 RPM). This means 2008 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6. 2009 Audi A6 has automatic transmission and 2008 Porsche 911 has manual transmission. 2008 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2008 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4163 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 405 HP |
| Engine RPM | 6800 RPM | 3500 RPM |
| Torque | 441 Nm | 620 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 100 mm |
| Engine Stroke Size | 92.8 mm | 76.4 mm |
| Engine Compression Ratio | 12.5:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4930 mm | 4790 mm |
| Vehicle Height | 1460 mm | 1710 mm |
| Wheelbase Size | 2850 mm | 2360 mm |
| Fuel Consumption Overall | 13.2 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 80 L | 89 L |
