2003 Alfa Romeo 156 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 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 2,387 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (189 HP @ 6300 RPM) has 12 more horse power than 2011 Opel Insignia. (177 HP @ 5500 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 2011 Opel Insignia.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (230 Nm @ 2200 RPM) has 12 more torque (in Nm) than 2003 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2011 Opel Insignia will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2003 Alfa Romeo 156 has automatic transmission and 2011 Opel Insignia has manual transmission. 2011 Opel Insignia will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2011 Opel Insignia | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Insignia |
| Year Released | 2003 | 2011 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 177 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 218 Nm | 230 Nm |
| Torque RPM | 5000 RPM | 2200 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4450 mm | 4830 mm |
| Vehicle Width | 1750 mm | 1856 mm |
| Vehicle Height | 1440 mm | 1498 mm |
| Wheelbase Size | 2550 mm | 2737 mm |
