2006 BMW 523 vs. 2004 Opel Vectra
To start off, 2006 BMW 523 is newer by 2 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 2,497 cc (6 cylinders), 2006 BMW 523 is equipped with a bigger engine. In terms of performance, 2006 BMW 523 (175 HP @ 5800 RPM) has 23 more horse power than 2004 Opel Vectra. (152 HP @ 5600 RPM). In normal driving conditions, 2006 BMW 523 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 523 weights approximately 82 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 2006 BMW 523 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 2006 BMW 523. 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, 2006 BMW 523 (230 Nm @ 3500 RPM) has 7 more torque (in Nm) than 2004 Opel Vectra. (223 Nm @ 3800 RPM). This means 2006 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2006 BMW 523 | 2004 Opel Vectra | |
| Make | BMW | Opel |
| Model | 523 | Vectra |
| Year Released | 2006 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 152 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 230 Nm | 223 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Compression Ratio | 11.0:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 207 km/hour |
| Acceleration 0-100mph | 9 seconds | 10.1 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1632 kg | 1550 kg |
| Vehicle Length | 4850 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2890 mm | 2840 mm |
| Fuel Consumption Overall | 10.9 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
