2009 Cadillac STS vs. 2011 Audi A5
To start off, 2011 Audi A5 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 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2011 Audi A5 (328 HP @ 5500 RPM) has 26 more horse power than 2009 Cadillac STS. (302 HP @ 6300 RPM) In normal driving conditions, 2011 Audi A5 should accelerate faster than 2009 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi A5 weights approximately 125 kg more than 2009 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2011 Audi A5, being front wheel drive (FWD), will offer much better control with better grip. 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 A5 (440 Nm @ 2900 RPM) has 71 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2011 Audi A5 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 A5 | |
| Make | Cadillac | Audi |
| Model | STS | A5 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 302 HP | 328 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 369 Nm | 440 Nm |
| Torque RPM | 5200 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1760 kg |
| Vehicle Length | 5000 mm | 4623 mm |
| Vehicle Width | 1850 mm | 1852 mm |
| Vehicle Height | 1470 mm | 1382 mm |
| Wheelbase Size | 2960 mm | 2751 mm |
| Fuel Tank Capacity | 64 L | 67 L |
