2006 Cadillac STS vs. 2010 Opel Insignia
To start off, 2010 Opel Insignia is newer by 4 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 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, both vehicles can yield 321 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar.
Because 2010 Opel Insignia 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, 2010 Opel Insignia 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, 2010 Opel Insignia (435 Nm @ 5500 RPM) has 8 more torque (in Nm) than 2006 Cadillac STS. (427 Nm @ 4400 RPM). This means 2010 Opel Insignia will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 2006 Cadillac STS | 2010 Opel Insignia | |
| Make | Cadillac | Opel |
| Model | STS | Insignia |
| Year Released | 2006 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 2792 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 321 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 427 Nm | 435 Nm |
| Torque RPM | 4400 RPM | 5500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4990 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1856 mm |
| Vehicle Height | 1470 mm | 1498 mm |
| Wheelbase Size | 2960 mm | 2737 mm |
