2007 Cadillac STS vs. 2006 Cadillac STS
To start off, 2007 Cadillac STS is newer by 1 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 4,556 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (320 HP @ 6400 RPM) has 66 more horse power than 2007 Cadillac STS. (254 HP @ 6500 RPM) In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2007 Cadillac STS.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2006 Cadillac STS. 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, 2006 Cadillac STS (428 Nm @ 4400 RPM) has 86 more torque (in Nm) than 2007 Cadillac STS. (342 Nm @ 3200 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS.
Compare all specifications:
| 2007 Cadillac STS | 2006 Cadillac STS | |
| Make | Cadillac | Cadillac |
| Model | STS | STS |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 4556 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 320 HP |
| Engine RPM | 6500 RPM | 6400 RPM |
| Torque | 342 Nm | 428 Nm |
| Torque RPM | 3200 RPM | 4400 RPM |
| Engine Bore Size | 94 mm | 93 mm |
| Engine Stroke Size | 85.6 mm | 84 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4990 mm | 4990 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2960 mm | 2960 mm |
| Fuel Consumption City | 13.1 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 66 L | 64 L |
