2009 Cadillac SRX vs. 2007 Cadillac STS
To start off, 2009 Cadillac SRX 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), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (321 HP @ 6400 RPM) has 67 more horse power than 2009 Cadillac SRX. (254 HP @ 6500 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2009 Cadillac SRX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac SRX weights approximately 325 kg more than 2007 Cadillac STS.
Because 2009 Cadillac SRX is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2009 Cadillac SRX 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 85 more torque (in Nm) than 2009 Cadillac SRX. (342 Nm @ 2800 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac SRX.
Compare all specifications:
| 2009 Cadillac SRX | 2007 Cadillac STS | |
| Make | Cadillac | Cadillac |
| Model | SRX | STS |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3562 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 321 HP |
| Engine RPM | 6500 RPM | 6400 RPM |
| Torque | 342 Nm | 427 Nm |
| Torque RPM | 2800 RPM | 4400 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1960 kg | 1635 kg |
| Vehicle Length | 4960 mm | 4990 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1850 mm | 1470 mm |
| Wheelbase Size | 2960 mm | 2960 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 76 L | 64 L |
