2006 Alfa Romeo 159 vs. 2005 Opel Vectra
To start off, 2006 Alfa Romeo 159 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 3,195 cc (6 cylinders), 2006 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 159 (256 HP @ 6200 RPM) has 48 more horse power than 2005 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2006 Alfa Romeo 159 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 159 weights approximately 282 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2006 Alfa Romeo 159 will offer significantly more control. 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 159 (323 Nm @ 4500 RPM) has 23 more torque (in Nm) than 2005 Opel Vectra. (300 Nm @ 4000 RPM). This means 2006 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2006 Alfa Romeo 159 | 2005 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 159 | Vectra |
| Year Released | 2006 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3195 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 208 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 323 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 237 km/hour | 248 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 7.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1805 kg | 1523 kg |
| Vehicle Length | 4670 mm | 4600 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2640 mm |
| Fuel Consumption Overall | 11.6 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
