2006 Mercedes-Benz S vs. 2009 Opel Insignia
To start off, 2009 Opel Insignia is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz S would be higher. At 3,720 cc (6 cylinders), 2006 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Opel Insignia (321 HP @ 5500 RPM) has 80 more horse power than 2006 Mercedes-Benz S. (241 HP @ 5800 RPM) In normal driving conditions, 2009 Opel Insignia should accelerate faster than 2006 Mercedes-Benz S.
Because 2009 Opel Insignia is four wheel drive (4WD), it will have significant more traction and grip than 2006 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Opel Insignia (435 Nm @ 5500 RPM) has 85 more torque (in Nm) than 2006 Mercedes-Benz S. (350 Nm @ 3000 RPM). This means 2009 Opel Insignia will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz S.
Compare all specifications:
| 2006 Mercedes-Benz S | 2009 Opel Insignia | |
| Make | Mercedes-Benz | Opel |
| Model | S | Insignia |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3720 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 241 HP | 321 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 350 Nm | 435 Nm |
| Torque RPM | 3000 RPM | 5500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5050 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1856 mm |
| Vehicle Height | 1450 mm | 1498 mm |
| Wheelbase Size | 2970 mm | 2737 mm |
