2005 Alfa Romeo 156 vs. 1999 Opel Astra
To start off, 2005 Alfa Romeo 156 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Opel Astra. In addition, the cost of maintenance, including insurance, on 1999 Opel Astra would be higher. At 2,387 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (190 HP @ 6300 RPM) has 102 more horse power than 1999 Opel Astra. (88 HP @ 6000 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 1999 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 280 kg more than 1999 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, 2005 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 93 more torque (in Nm) than 1999 Opel Astra. (125 Nm @ 4000 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Astra.
Compare all specifications:
| 2005 Alfa Romeo 156 | 1999 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Astra |
| Year Released | 2005 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1389 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 88 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 218 Nm | 125 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 77.6 mm |
| Engine Stroke Size | 68.3 mm | 73.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1190 kg |
| Vehicle Length | 4450 mm | 4300 mm |
| Vehicle Width | 1750 mm | 1720 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2620 mm |
