2007 BMW Z4 vs. 2008 Opel Vectra
To start off, 2008 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 2,497 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (215 HP @ 6500 RPM) has 95 more horse power than 2008 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2008 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Vectra weights approximately 13 kg more than 2007 BMW Z4.
Because 2007 BMW Z4 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 Z4. However, in wet, icy, snow, or gravel driving conditions, 2008 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 Z4 (250 Nm @ 2750 RPM) has 83 more torque (in Nm) than 2008 Opel Vectra. (167 Nm @ 3800 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Vectra.
Compare all specifications:
| 2007 BMW Z4 | 2008 Opel Vectra | |
| Make | BMW | Opel |
| Model | Z4 | Vectra |
| Year Released | 2007 | 2008 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 120 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 250 Nm | 167 Nm |
| Torque RPM | 2750 RPM | 3800 RPM |
| Engine Bore Size | 82 mm | 80.5 mm |
| Engine Stroke Size | 78.8 mm | 88.2 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 240 km/hour | 205 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 11.2 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1362 kg | 1375 kg |
| Vehicle Length | 4100 mm | 4600 mm |
| Vehicle Width | 1310 mm | 1800 mm |
| Vehicle Height | 1790 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2710 mm |
| Fuel Consumption Overall | 8.4 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 55 L | 61 L |
