2008 Alfa Romeo 159 vs. 2005 Opel Astra
To start off, 2008 Alfa Romeo 159 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,910 cc (4 cylinders), 2008 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2008 Alfa Romeo 159 (148 HP @ 4000 RPM) has 63 more horse power than 2005 Opel Astra. (85 HP @ 5800 RPM). In normal driving conditions, 2008 Alfa Romeo 159 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Alfa Romeo 159 weights approximately 410 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 Alfa Romeo 159 (320 Nm @ 2000 RPM) has 193 more torque (in Nm) than 2005 Opel Astra. (127 Nm @ 4000 RPM). This means 2008 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2008 Alfa Romeo 159 | 2005 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 159 | Astra |
| Year Released | 2008 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1388 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 85 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 320 Nm | 127 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 73.4 mm |
| Engine Stroke Size | 90.4 mm | 80.6 mm |
| Engine Compression Ratio | 17.5:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1660 kg | 1250 kg |
| Vehicle Length | 4670 mm | 4520 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1510 mm |
| Wheelbase Size | 2710 mm | 3010 mm |
