2006 Audi S3 vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi S3. In addition, the cost of maintenance, including insurance, on 2006 Audi S3 would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 80 more horse power than 2006 Audi S3. (222 HP @ 5900 RPM) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2006 Audi S3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 205 kg more than 2006 Audi S3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi S3 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2006 Audi S3 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, 2009 Cadillac STS (369 Nm @ 5200 RPM) has 89 more torque (in Nm) than 2006 Audi S3. (280 Nm @ 2200 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi S3. 2009 Cadillac STS has automatic transmission and 2006 Audi S3 has manual transmission. 2006 Audi S3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi S3 | 2009 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | S3 | STS |
| Year Released | 2006 | 2009 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3599 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 222 HP | 302 HP |
| Engine RPM | 5900 RPM | 6300 RPM |
| Torque | 280 Nm | 369 Nm |
| Torque RPM | 2200 RPM | 5200 RPM |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1635 kg |
| Wheelbase Size | 2530 mm | 2960 mm |
| Fuel Consumption Overall | 9.2 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
