2005 BMW 325 vs. 2003 Opel Vectra
To start off, 2005 BMW 325 is newer by 2 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, 2005 BMW 325 (189 HP @ 7400 RPM) has 16 more horse power than 2003 Opel Vectra. (173 HP @ 4000 RPM). In normal driving conditions, 2005 BMW 325 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 15 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 325 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 2005 BMW 325. 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) has 133 more torque (in Nm) than 2005 BMW 325. (237 Nm). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 BMW 325 | 2003 Opel Vectra | |
| Make | BMW | Opel |
| Model | 325 | Vectra |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2957 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 173 HP |
| Engine RPM | 7400 RPM | 4000 RPM |
| Torque | 237 Nm | 370 Nm |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 75 mm | 82 mm |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1620 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 | 10.7 L/100km | 7 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
