2007 BMW 730 vs. 2005 Opel Vectra
To start off, 2007 BMW 730 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 3,175 cc (6 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 BMW 730 (255 HP @ 6600 RPM) has 47 more horse power than 2005 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2007 BMW 730 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 730 weights approximately 620 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 730 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 730. However, in wet, icy, snow, or gravel driving conditions, 2005 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, both vehicles can yield 300 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2007 BMW 730 has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 730 | 2005 Opel Vectra | |
| Make | BMW | Opel |
| Model | 730 | Vectra |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 208 HP |
| Engine RPM | 6600 RPM | 6200 RPM |
| Torque | 300 Nm | 300 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Compression Ratio | 10.7:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 244 km/hour | 248 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 1200 kg |
| Vehicle Length | 5180 mm | 4600 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 3140 mm | 2500 mm |
| Fuel Consumption Overall | 10.1 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 88 L | 61 L |
