2007 Alfa Romeo 159 vs. 2005 Opel Vectra
To start off, 2007 Alfa Romeo 159 is newer by 2 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 3,175 cc (6 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (208 HP @ 6200 RPM) has 26 more horse power than 2007 Alfa Romeo 159. (182 HP @ 6500 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 2007 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 159 weights approximately 415 kg more than 2005 Opel Vectra.
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 Opel Vectra (300 Nm @ 4000 RPM) has 70 more torque (in Nm) than 2007 Alfa Romeo 159. (230 Nm @ 4500 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 159. 2005 Opel Vectra has automatic transmission and 2007 Alfa Romeo 159 has manual transmission. 2007 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Alfa Romeo 159 | 2005 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 159 | Vectra |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 3175 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 182 HP | 208 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 230 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 87.5 mm |
| Engine Stroke Size | 94.6 mm | 88 mm |
| Engine Compression Ratio | 11.3:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 220 km/hour | 248 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 7.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1615 kg | 1200 kg |
| Vehicle Length | 4670 mm | 4600 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2500 mm |
| Fuel Consumption Overall | 9.5 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
