2006 Opel Astra vs. 2008 Alfa Romeo 156
To start off, 2008 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 1,970 cc (4 cylinders), 2008 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2008 Alfa Romeo 156 (148 HP @ 6300 RPM) has 49 more horse power than 2006 Opel Astra. (99 HP @ 4400 RPM) In normal driving conditions, 2008 Alfa Romeo 156 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 80 kg more than 2008 Alfa Romeo 156.
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, 2006 Opel Astra (240 Nm @ 2300 RPM) has 58 more torque (in Nm) than 2008 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 156.
Compare all specifications:
| 2006 Opel Astra | 2008 Alfa Romeo 156 | |
| Make | Opel | Alfa Romeo |
| Model | Astra | 156 |
| Year Released | 2006 | 2008 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1686 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 148 HP |
| Engine RPM | 4400 RPM | 6300 RPM |
| Torque | 240 Nm | 182 Nm |
| Torque RPM | 2300 RPM | 3800 RPM |
| Engine Bore Size | 79 mm | 83 mm |
| Engine Stroke Size | 86 mm | 91 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 182 km/hour | 214 km/hour |
| Acceleration 0-100mph | 12.5 seconds | 8.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1365 kg | 1285 kg |
| Vehicle Length | 4300 mm | 4440 mm |
| Vehicle Width | 1760 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2620 mm | 2600 mm |
| Fuel Consumption Overall | 5 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 52 L | 63 L |
