2007 Alfa Romeo 156 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 156 would be higher. At 1,970 cc (4 cylinders), 2007 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 156 (148 HP @ 6300 RPM) has 25 more horse power than 2008 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2007 Alfa Romeo 156 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 40 kg more than 2007 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, 2007 Alfa Romeo 156 (182 Nm @ 3800 RPM) has 12 more torque (in Nm) than 2008 Opel Astra. (170 Nm @ 3800 RPM). This means 2007 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2008 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Astra |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1794 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 123 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 182 Nm | 170 Nm |
| Torque RPM | 3800 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 80.5 mm |
| Engine Stroke Size | 91 mm | 88.2 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 214 km/hour | 198 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 10.9 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1285 kg | 1325 kg |
| Vehicle Length | 4440 mm | 4520 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2600 mm | 2710 mm |
| Fuel Consumption Overall | 8.7 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
