2006 Alfa Romeo 156 vs. 2005 Opel Astra
To start off, 2006 Alfa Romeo 156 is newer by 1 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 2,387 cc (5 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (173 HP @ 4000 RPM) has 53 more horse power than 2005 Opel Astra. (120 HP @ 4000 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 275 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, 2006 Alfa Romeo 156 (385 Nm @ 2000 RPM) has 215 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
2006 Alfa Romeo 156 | 2005 Opel Astra | |
Make | Alfa Romeo | Opel |
Model | 156 | Astra |
Year Released | 2006 | 2005 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 2387 cc | 1795 cc |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 173 HP | 120 HP |
Engine RPM | 4000 RPM | 4000 RPM |
Torque | 385 Nm | 170 Nm |
Torque RPM | 2000 RPM | 3800 RPM |
Engine Bore Size | 82 mm | 80.5 mm |
Engine Stroke Size | 90.4 mm | 88.2 mm |
Engine Compression Ratio | 18.5:1 | 10.5:1 |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1510 kg | 1235 kg |
Vehicle Length | 4440 mm | 4520 mm |
Wheelbase Size | 2550 mm | 2740 mm |
Fuel Tank Capacity | 63 L | 52 L |