2008 Cadillac CTS vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2008 Cadillac CTS 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 92 more horse power than 2008 Cadillac CTS. (210 HP @ 6500 RPM) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2008 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 75 kg more than 2008 Cadillac CTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Cadillac CTS 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, 2008 Cadillac CTS 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 106 more torque (in Nm) than 2008 Cadillac CTS. (263 Nm @ 3200 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac CTS. 2009 Cadillac STS has automatic transmission and 2008 Cadillac CTS has manual transmission. 2008 Cadillac CTS 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:
| 2008 Cadillac CTS | 2009 Cadillac STS | |
| Make | Cadillac | Cadillac |
| Model | CTS | STS |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 3599 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 210 HP | 302 HP |
| Engine RPM | 6500 RPM | 6300 RPM |
| Torque | 263 Nm | 369 Nm |
| Torque RPM | 3200 RPM | 5200 RPM |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1635 kg |
| Vehicle Length | 4870 mm | 5000 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2960 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 68 L | 64 L |
