2009 Audi R8 vs. 2006 Audi A8
To start off, 2009 Audi R8 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 4,163 cc (8 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (420 HP) has 164 more horse power than 2006 Audi A8. (256 HP). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2006 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 985 kg more than 2009 Audi R8.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2006 Audi A8. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 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, 2009 Audi R8 (430 Nm @ 4500 RPM) has 100 more torque (in Nm) than 2006 Audi A8. (330 Nm @ 3250 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A8. 2006 Audi A8 has automatic transmission and 2009 Audi R8 has manual transmission. 2009 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi R8 | 2006 Audi A8 | |
| Make | Audi | Audi |
| Model | R8 | A8 |
| Year Released | 2009 | 2006 |
| Body Type | Coupe | Sedan |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 3123 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 420 HP | 256 HP |
| Torque | 430 Nm | 330 Nm |
| Torque RPM | 4500 RPM | 3250 RPM |
| Engine Compression Ratio | 12.5:1 | 13.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | AWD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 895 kg | 1880 kg |
| Vehicle Length | 4440 mm | 5060 mm |
| Vehicle Width | 1910 mm | 1900 mm |
| Vehicle Height | 1260 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2950 mm |
| Fuel Consumption Overall | 15.7 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 90 L | 90 L |
