2009 Alfa Romeo 159 vs. 2012 Opel Astra
To start off, 2012 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2009 Alfa Romeo 159 would be higher. At 2,387 cc (5 cylinders), 2009 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2012 Opel Astra (239 HP @ 5600 RPM) has 31 more horse power than 2009 Alfa Romeo 159. (208 HP @ 4000 RPM) In normal driving conditions, 2012 Opel Astra should accelerate faster than 2009 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alfa Romeo 159 weights approximately 327 kg more than 2012 Opel Astra.
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, 2009 Alfa Romeo 159 (400 Nm @ 1500 RPM) has 80 more torque (in Nm) than 2012 Opel Astra. (320 Nm @ 2400 RPM). This means 2009 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2012 Opel Astra.
Compare all specifications:
| 2009 Alfa Romeo 159 | 2012 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 159 | Astra |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1998 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 208 HP | 239 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 400 Nm | 320 Nm |
| Torque RPM | 1500 RPM | 2400 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 90.4 mm | 86 mm |
| Engine Compression Ratio | 17.0:1 | 8.8:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 231 km/hour | 244 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 6.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1720 kg | 1393 kg |
| Vehicle Length | 4670 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
| Fuel Consumption Overall | 6.8 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
