2007 BMW Z4 vs. 2005 Opel Zafira
To start off, 2007 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Zafira. In addition, the cost of maintenance, including insurance, on 2005 Opel Zafira 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 70 more horse power than 2005 Opel Zafira. (145 HP @ 5800 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2005 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Zafira weights approximately 133 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, 2005 Opel Zafira, 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 47 more torque (in Nm) than 2005 Opel Zafira. (203 Nm @ 4000 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Zafira.
Compare all specifications:
| 2007 BMW Z4 | 2005 Opel Zafira | |
| Make | BMW | Opel |
| Model | Z4 | Zafira |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 145 HP |
| Engine RPM | 6500 RPM | 5800 RPM |
| Torque | 250 Nm | 203 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 78.8 mm | 94.6 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 240 km/hour | 200 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 10 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1362 kg | 1495 kg |
| Vehicle Length | 4100 mm | 4320 mm |
| Vehicle Width | 1310 mm | 1750 mm |
| Vehicle Height | 1790 mm | 1640 mm |
| Wheelbase Size | 2500 mm | 2610 mm |
| Fuel Consumption Overall | 8.4 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 55 L | 58 L |
