2009 Cadillac STS vs. 2012 Audi S8
To start off, 2012 Audi S8 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2009 Cadillac STS would be higher. At 4,000 cc (8 cylinders), 2012 Audi S8 is equipped with a bigger engine. In terms of performance, 2012 Audi S8 (513 HP) has 213 more horse power than 2009 Cadillac STS. (300 HP) In normal driving conditions, 2012 Audi S8 should accelerate faster than 2009 Cadillac STS.
Because 2012 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2012 Audi S8 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, 2012 Audi S8 (650 Nm) has 377 more torque (in Nm) than 2009 Cadillac STS. (273 Nm). This means 2012 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2012 Audi S8 | |
| Make | Cadillac | Audi |
| Model | STS | S8 |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 4000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 513 HP |
| Torque | 273 Nm | 650 Nm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 230 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 4.2 seconds |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4990 mm | 5131 mm |
| Vehicle Width | 1850 mm | 1948 mm |
| Wheelbase Size | 2960 mm | 2992 mm |
