2009 Cadillac DTS vs. 2007 Cadillac STS
To start off, 2009 Cadillac DTS 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 4,565 cc (8 cylinders), 2009 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2009 Cadillac DTS (292 HP @ 6300 RPM) has 38 more horse power than 2007 Cadillac STS. (254 HP @ 6500 RPM). In normal driving conditions, 2009 Cadillac DTS should accelerate faster than 2007 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 147 kg more than 2009 Cadillac DTS.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac DTS. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac STS 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 DTS (391 Nm @ 4500 RPM) has 49 more torque (in Nm) than 2007 Cadillac STS. (342 Nm @ 3200 RPM). This means 2009 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS.
Compare all specifications:
| 2009 Cadillac DTS | 2007 Cadillac STS | |
| Make | Cadillac | Cadillac |
| Model | DTS | STS |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3556 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 292 HP | 254 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 391 Nm | 342 Nm |
| Torque RPM | 4500 RPM | 3200 RPM |
| Engine Bore Size | 93 mm | 94 mm |
| Engine Stroke Size | 84 mm | 85.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1782 kg |
| Vehicle Length | 5280 mm | 4990 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2940 mm | 2960 mm |
| Fuel Consumption City | 15.7 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 68 L | 66 L |
