2007 Cadillac STS vs. 2009 Cadillac CTS
To start off, 2009 Cadillac CTS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS would be higher. At 3,556 cc (6 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (255 HP @ 6500 RPM) has 76 more horse power than 2009 Cadillac CTS. (179 HP @ 6000 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2009 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, 2007 Cadillac STS (342 Nm @ 3200 RPM) has 110 more torque (in Nm) than 2009 Cadillac CTS. (232 Nm @ 3400 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac CTS. 2007 Cadillac STS has automatic transmission and 2009 Cadillac CTS has manual transmission. 2009 Cadillac CTS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Cadillac STS | 2009 Cadillac CTS | |
| Make | Cadillac | Cadillac |
| Model | STS | CTS |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 2597 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 179 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 342 Nm | 232 Nm |
| Torque RPM | 3200 RPM | 3400 RPM |
| Engine Bore Size | 94 mm | 83.3 mm |
| Engine Stroke Size | 86 mm | 79.6 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4990 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2960 mm | 2890 mm |
| Fuel Consumption Overall | 11.2 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 64 L | 68 L |
