2007 BMW 650 vs. 2003 Opel Vectra
To start off, 2007 BMW 650 is newer by 4 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 4,799 cc (8 cylinders), 2007 BMW 650 is equipped with a bigger engine. In terms of performance, 2007 BMW 650 (363 HP @ 6300 RPM) has 240 more horse power than 2003 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2007 BMW 650 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 650 weights approximately 250 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 2007 BMW 650 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 2007 BMW 650. 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, 2007 BMW 650 (490 Nm @ 3400 RPM) has 328 more torque (in Nm) than 2003 Opel Vectra. (162 Nm @ 3800 RPM). This means 2007 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2007 BMW 650 | 2003 Opel Vectra | |
| Make | BMW | Opel |
| Model | 650 | Vectra |
| Year Released | 2007 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1794 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 363 HP | 123 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 490 Nm | 162 Nm |
| Torque RPM | 3400 RPM | 3800 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Top Speed | 250 km/hour | 192 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 12.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1640 kg | 1390 kg |
| Vehicle Length | 4830 mm | 4500 mm |
| Vehicle Width | 1380 mm | 1710 mm |
| Vehicle Height | 1860 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2710 mm |
| Fuel Tank Capacity | 70 L | 60 L |
