2002 Alfa Romeo 156 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2002 Alfa Romeo 156 would be higher. At 1,910 cc (4 cylinders), 2002 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2002 Alfa Romeo 156 (163 HP @ 6400 RPM) has 43 more horse power than 2007 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 2002 Alfa Romeo 156 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 205 kg more than 2002 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, 2002 Alfa Romeo 156 (206 Nm @ 3250 RPM) has 39 more torque (in Nm) than 2007 Opel Vectra. (167 Nm @ 3800 RPM). This means 2002 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra.
Compare all specifications:
| 2002 Alfa Romeo 156 | 2007 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Vectra |
| Year Released | 2002 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 163 HP | 120 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 206 Nm | 167 Nm |
| Torque RPM | 3250 RPM | 3800 RPM |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Top Speed | 215 km/hour | 199 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 12.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1285 kg | 1490 kg |
| Vehicle Length | 4440 mm | 4830 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1390 mm | 1510 mm |
| Wheelbase Size | 2600 mm | 2840 mm |
| Fuel Tank Capacity | 63 L | 60 L |
