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 2,957 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 4000 RPM) has 25 more horse power than 2008 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2008 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 320 weights approximately 75 kg more than 2003 Opel Vectra.
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 (370 Nm @ 1900 RPM) has 40 more torque (in Nm) than 2008 BMW 320. (330 Nm @ 2000 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 | 1995 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 173 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 330 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Bore Size | 84.1 mm | 87.5 mm |
| Engine Stroke Size | 90 mm | 82 mm |
| Engine Compression Ratio | 17.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1680 kg | 1605 kg |
| Vehicle Length | 4490 mm | 4600 mm |
| Vehicle Width | 1760 mm | 1770 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2740 mm |
| Fuel Consumption Overall | 6.3 L/100km | 7 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
