2008 Audi A8 vs. 2012 Audi S8
To start off, 2012 Audi S8 is newer by 4 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 4,134 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2012 Audi S8 (513 HP) has 191 more horse power than 2008 Audi A8. (322 HP) In normal driving conditions, 2012 Audi S8 should accelerate faster than 2008 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, both vehicles can yield 650 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2008 Audi A8 | 2012 Audi S8 | |
| Make | Audi | Audi |
| Model | A8 | S8 |
| Year Released | 2008 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4134 cc | 4000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 513 HP |
| Torque | 650 Nm | 650 Nm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 245 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 4.2 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5070 mm | 5131 mm |
| Vehicle Width | 1900 mm | 1948 mm |
| Wheelbase Size | 2950 mm | 2992 mm |
