2003 Opel Signum vs. 2011 Opel Insignia
To start off, 2011 Opel Insignia is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,172 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2011 Opel Insignia (158 HP) has 43 more horse power than 2003 Opel Signum. (115 HP) In normal driving conditions, 2011 Opel Insignia should accelerate faster than 2003 Opel Signum.
Because 2011 Opel Insignia is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 Opel Insignia (350 Nm) has 70 more torque (in Nm) than 2003 Opel Signum. (280 Nm). This means 2011 Opel Insignia will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2011 Opel Insignia | |
| Make | Opel | Opel |
| Model | Signum | Insignia |
| Year Released | 2003 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 1956 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 115 HP | 158 HP |
| Torque | 280 Nm | 350 Nm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4640 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1856 mm |
| Vehicle Height | 1470 mm | 1498 mm |
| Wheelbase Size | 2840 mm | 2737 mm |
