2008 BMW 320 vs. 2003 Opel Vectra
To start off, 2008 BMW 320 is newer by 5 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 2,171 cc (6 cylinders), 2008 BMW 320 is equipped with a bigger engine. In terms of performance, 2008 BMW 320 (168 HP @ 6100 RPM) has 43 more horse power than 2003 Opel Vectra. (125 HP @ 4000 RPM). In normal driving conditions, 2008 BMW 320 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 90 kg more than 2008 BMW 320.
Because 2008 BMW 320 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 2008 BMW 320. 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, 2003 Opel Vectra (280 Nm @ 1500 RPM) has 70 more torque (in Nm) than 2008 BMW 320. (210 Nm @ 3500 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 320.
Compare all specifications:
| 2008 BMW 320 | 2003 Opel Vectra | |
| Make | BMW | Opel |
| Model | 320 | Vectra |
| Year Released | 2008 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2169 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 125 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Torque | 210 Nm | 280 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 72 mm | 98 mm |
| Engine Compression Ratio | 10.8:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1560 kg |
| Vehicle Length | 4490 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1510 mm |
