2006 Cadillac STS vs. 2013 Cadillac CTS
To start off, 2013 Cadillac CTS is newer by 7 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 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (321 HP @ 6400 RPM) has 7 more horse power than 2013 Cadillac CTS. (314 HP @ 6800 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2013 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 50 kg more than 2013 Cadillac CTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (427 Nm @ 4400 RPM) has 54 more torque (in Nm) than 2013 Cadillac CTS. (373 Nm @ 4900 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2013 Cadillac CTS.
Compare all specifications:
| 2006 Cadillac STS | 2013 Cadillac CTS | |
| Make | Cadillac | Cadillac |
| Model | STS | CTS |
| Year Released | 2006 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 314 HP |
| Engine RPM | 6400 RPM | 6800 RPM |
| Torque | 427 Nm | 373 Nm |
| Torque RPM | 4400 RPM | 4900 RPM |
| Engine Bore Size | 93 mm | 94 mm |
| Engine Stroke Size | 84 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 11.3 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1818 kg | 1768 kg |
| Vehicle Length | 4990 mm | 4788 mm |
| Vehicle Width | 1850 mm | 1882 mm |
| Vehicle Height | 1470 mm | 1442 mm |
| Wheelbase Size | 2960 mm | 2880 mm |
| Fuel Consumption Highway | 9.1 L/100km | 8.7 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13 L/100km |
| Fuel Consumption Overall | 14.5 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 66 L | 68 L |
