2003 Opel Vectra vs. 2006 Porsche Boxster
To start off, 2006 Porsche Boxster is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,687 cc (6 cylinders), 2006 Porsche Boxster is equipped with a bigger engine. In terms of performance, 2006 Porsche Boxster (225 HP @ 4700 RPM) has 102 more horse power than 2003 Opel Vectra. (123 HP @ 5600 RPM) In normal driving conditions, 2006 Porsche Boxster should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 4 kg more than 2006 Porsche Boxster.
Because 2006 Porsche Boxster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Porsche Boxster. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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 Porsche Boxster (260 Nm @ 4700 RPM) has 98 more torque (in Nm) than 2003 Opel Vectra. (162 Nm @ 3800 RPM). This means 2006 Porsche Boxster will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2003 Opel Vectra | 2006 Porsche Boxster | |
| Make | Opel | Porsche |
| Model | Vectra | Boxster |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 1794 cc | 2687 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 123 HP | 225 HP |
| Engine RPM | 5600 RPM | 4700 RPM |
| Torque | 162 Nm | 260 Nm |
| Torque RPM | 3800 RPM | 4700 RPM |
| Engine Bore Size | 80.5 mm | 85.5 mm |
| Engine Stroke Size | 88.2 mm | 78 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Top Speed | 192 km/hour | 253 km/hour |
| Acceleration 0-100mph | 12.5 seconds | 6.4 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1390 kg | 1386 kg |
| Vehicle Length | 4500 mm | 4330 mm |
| Vehicle Width | 1710 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2710 mm | 2420 mm |
| Fuel Tank Capacity | 60 L | 64 L |
