2006 Cadillac STS vs. 2011 Cadillac CTS
To start off, 2011 Cadillac CTS is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS would be higher. At 3,563 cc (6 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2011 Cadillac CTS (270 HP @ 7000 RPM) has 17 more horse power than 2006 Cadillac STS. (253 HP @ 6500 RPM) In normal driving conditions, 2011 Cadillac CTS should accelerate faster than 2006 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 38 kg more than 2011 Cadillac CTS.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2006 Cadillac STS (342 Nm @ 3200 RPM) has 40 more torque (in Nm) than 2011 Cadillac CTS. (302 Nm @ 5700 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2011 Cadillac CTS.
Compare all specifications:
| 2006 Cadillac STS | 2011 Cadillac CTS | |
| Make | Cadillac | Cadillac |
| Model | STS | CTS |
| Year Released | 2006 | 2011 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 253 HP | 270 HP |
| Engine RPM | 6500 RPM | 7000 RPM |
| Torque | 342 Nm | 302 Nm |
| Torque RPM | 3200 RPM | 5700 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1782 kg | 1744 kg |
| Vehicle Length | 4990 mm | 4859 mm |
| Vehicle Width | 1850 mm | 1842 mm |
| Vehicle Height | 1470 mm | 1473 mm |
| Wheelbase Size | 2960 mm | 2880 mm |
| Fuel Consumption | 8.7 L/100km | 8.7 L/100km |
| Fuel Consumption City | 13.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 66 L | 68 L |
