2009 Cadillac STS vs. 2008 Opel Insignia
To start off, 2009 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Opel Insignia. In addition, the cost of maintenance, including insurance, on 2008 Opel Insignia would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (321 HP @ 6400 RPM) has 192 more horse power than 2008 Opel Insignia. (129 HP @ 4000 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2008 Opel Insignia.
Because 2009 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Insignia. In wet, icy, snow, or gravel driving conditions, 2009 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 STS (427 Nm @ 4400 RPM) has 127 more torque (in Nm) than 2008 Opel Insignia. (300 Nm @ 1750 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Insignia.
Compare all specifications:
| 2009 Cadillac STS | 2008 Opel Insignia | |
| Make | Cadillac | Opel |
| Model | STS | Insignia |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1956 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 129 HP |
| Engine RPM | 6400 RPM | 4000 RPM |
| Torque | 427 Nm | 300 Nm |
| Torque RPM | 4400 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Front |
| 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 |
