2009 Cadillac STS vs. 2011 Audi R8
To start off, 2011 Audi R8 is newer by 2 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 4,200 cc (8 cylinders), 2011 Audi R8 is equipped with a bigger engine. In terms of performance, 2011 Audi R8 (420 HP) has 118 more horse power than 2009 Cadillac STS. (302 HP) In normal driving conditions, 2011 Audi R8 should accelerate faster than 2009 Cadillac STS.
Because 2011 Audi R8 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, 2011 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, 2011 Audi R8 (430 Nm @ 4500 RPM) has 61 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2011 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2011 Audi R8 | |
| Make | Cadillac | Audi |
| Model | STS | R8 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 3599 cc | 4200 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 420 HP |
| Torque | 369 Nm | 430 Nm |
| Torque RPM | 5200 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 6-speed automated manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1635 kg |
| Vehicle Length | 5000 mm | 4435 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1252 mm |
| Wheelbase Size | 2960 mm | 2649 mm |
| Fuel Consumption | 9.1 L/100km | 11.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 21.4 L/100km |
| Fuel Tank Capacity | 64 L | 90 L |
