2006 GMC Sierra vs. 2011 Opel Insignia
To start off, 2011 Opel Insignia is newer by 5 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 5,996 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (345 HP @ 5200 RPM) has 216 more horse power than 2011 Opel Insignia. (129 HP @ 4000 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2011 Opel Insignia.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2011 Opel Insignia. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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 GMC Sierra (515 Nm @ 4000 RPM) has 215 more torque (in Nm) than 2011 Opel Insignia. (300 Nm @ 1750 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Insignia.
Compare all specifications:
| 2006 GMC Sierra | 2011 Opel Insignia | |
| Make | GMC | Opel |
| Model | Sierra | Insignia |
| Year Released | 2006 | 2011 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5996 cc | 1956 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 345 HP | 129 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 515 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5850 mm | 4830 mm |
| Vehicle Width | 2000 mm | 1856 mm |
| Vehicle Height | 1910 mm | 1498 mm |
| Wheelbase Size | 3650 mm | 2737 mm |
