2005 BMW 740 vs. 2004 Opel Vectra
To start off, 2005 BMW 740 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 4,000 cc (8 cylinders), 2005 BMW 740 is equipped with a bigger engine. In terms of performance, 2005 BMW 740 (328 HP @ 6300 RPM) has 120 more horse power than 2004 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2005 BMW 740 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 740 weights approximately 412 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 740 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 740. 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 740 (390 Nm @ 3500 RPM) has 90 more torque (in Nm) than 2004 Opel Vectra. (300 Nm @ 4000 RPM). This means 2005 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra. 2005 BMW 740 has automatic transmission and 2004 Opel Vectra has manual transmission. 2004 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 740 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 740 | 2004 Opel Vectra | |
| Make | BMW | Opel |
| Model | 740 | Vectra |
| Year Released | 2005 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 4000 cc | 3175 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 208 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 390 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Top Speed | 245 km/hour | 248 km/hour |
| Acceleration 0-100mph | 6.9 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 | 1935 kg | 1523 kg |
| Vehicle Length | 5190 mm | 4600 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1490 mm | 1470 mm |
| Wheelbase Size | 3130 mm | 2500 mm |
| Fuel Tank Capacity | 88 L | 61 L |
