2008 Audi A8 vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 2008 Audi A8. In addition, the cost of maintenance, including insurance, on 2008 Audi A8 would be higher. At 4,172 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (450 HP @ 7900 RPM) has 120 more horse power than 2008 Audi A8. (330 HP @ 6500 RPM) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 2008 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 540 kg more than 2011 Porsche 911.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2008 Audi A8 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 A8 (431 Nm @ 3500 RPM) has 2 more torque (in Nm) than 2011 Porsche 911. (429 Nm @ 6750 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2011 Porsche 911. 2008 Audi A8 has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A8 | 2011 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A8 | 911 |
| Year Released | 2008 | 2011 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4172 cc | 3800 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 450 HP |
| Engine RPM | 6500 RPM | 7900 RPM |
| Torque | 431 Nm | 429 Nm |
| Torque RPM | 3500 RPM | 6750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1910 kg | 1370 kg |
| Vehicle Length | 5190 mm | 4491 mm |
| Vehicle Width | 1900 mm | 1852 mm |
| Vehicle Height | 1460 mm | 1280 mm |
| Wheelbase Size | 3080 mm | 2355 mm |
| Fuel Tank Capacity | 90 L | 67 L |
