2005 BMW 630 vs. 2004 Opel Vectra
To start off, 2005 BMW 630 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 2,999 cc (6 cylinders), 2005 BMW 630 is equipped with a bigger engine. In terms of performance, 2005 BMW 630 (254 HP @ 6600 RPM) has 102 more horse power than 2004 Opel Vectra. (152 HP @ 5600 RPM). In normal driving conditions, 2005 BMW 630 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 630 weights approximately 214 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 630 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 630. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2005 BMW 630 (300 Nm @ 2500 RPM) has 77 more torque (in Nm) than 2004 Opel Vectra. (223 Nm @ 3800 RPM). This means 2005 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2005 BMW 630 | 2004 Opel Vectra | |
| Make | BMW | Opel |
| Model | 630 | Vectra |
| Year Released | 2005 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 152 HP |
| Engine RPM | 6600 RPM | 5600 RPM |
| Torque | 300 Nm | 223 Nm |
| Torque RPM | 2500 RPM | 3800 RPM |
| Engine Compression Ratio | 10.7:1 | 12.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 207 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 10.1 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1764 kg | 1550 kg |
| Vehicle Length | 4830 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1510 mm |
| Wheelbase Size | 2670 mm | 2840 mm |
| Fuel Consumption Overall | 9.6 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
