2007 Cadillac STS vs. 2010 Opel Insignia
To start off, 2010 Opel Insignia is newer by 3 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, 2010 Opel Insignia (321 HP @ 5500 RPM) has 1 more horse power than 2007 Cadillac STS. (320 HP @ 6400 RPM) In normal driving conditions, 2010 Opel Insignia should accelerate faster than 2007 Cadillac STS.
Because 2010 Opel Insignia 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, 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 2007 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 2007 Cadillac STS. 2007 Cadillac STS has automatic transmission and 2010 Opel Insignia has manual transmission. 2010 Opel Insignia will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Cadillac STS | 2010 Opel Insignia | |
| Make | Cadillac | Opel |
| Model | STS | Insignia |
| Year Released | 2007 | 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 | 320 HP | 321 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 427 Nm | 435 Nm |
| Torque RPM | 4400 RPM | 5500 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| 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 |
