2005 Audi A8 vs. 2012 Audi R8
To start off, 2012 Audi R8 is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 5,200 cc (10 cylinders), 2012 Audi R8 is equipped with a bigger engine. In terms of performance, 2012 Audi R8 (560 HP @ 8000 RPM) has 284 more horse power than 2005 Audi A8. (276 HP @ 3750 RPM) In normal driving conditions, 2012 Audi R8 should accelerate faster than 2005 Audi A8.
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, 2005 Audi A8 (650 Nm @ 1800 RPM) has 111 more torque (in Nm) than 2012 Audi R8. (539 Nm @ 6500 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2012 Audi R8.
Compare all specifications:
| 2005 Audi A8 | 2012 Audi R8 | |
| Make | Audi | Audi |
| Model | A8 | R8 |
| Year Released | 2005 | 2012 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 3934 cc | 5200 cc |
| Engine Cylinders | 8 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 560 HP |
| Engine RPM | 3750 RPM | 8000 RPM |
| Torque | 650 Nm | 539 Nm |
| Torque RPM | 1800 RPM | 6500 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 6-speed automated manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5060 mm | 4435 mm |
| Vehicle Width | 1900 mm | 1930 mm |
| Vehicle Height | 1450 mm | 1267 mm |
| Wheelbase Size | 2950 mm | 2649 mm |
| Fuel Tank Capacity | 90 L | 75 L |
