2006 BMW Z4 vs. 2004 Opel Zafira
To start off, 2006 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Opel Zafira. In addition, the cost of maintenance, including insurance, on 2004 Opel Zafira would be higher. At 2,492 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (189 HP @ 6000 RPM) has 89 more horse power than 2004 Opel Zafira. (100 HP @ 4400 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2004 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Zafira weights approximately 150 kg more than 2006 BMW Z4.
Because 2006 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2006 BMW Z4 (245 Nm @ 3500 RPM) has 25 more torque (in Nm) than 2004 Opel Zafira. (220 Nm @ 1950 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Zafira.
Compare all specifications:
| 2006 BMW Z4 | 2004 Opel Zafira | |
| Make | BMW | Opel |
| Model | Z4 | Zafira |
| Year Released | 2006 | 2004 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 100 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 245 Nm | 220 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 75 mm | 90 mm |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 235 km/hour | 175 km/hour |
| Acceleration 0-100mph | 7 seconds | 14 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1335 kg | 1485 kg |
| Vehicle Length | 4100 mm | 4320 mm |
| Vehicle Width | 1790 mm | 1750 mm |
| Vehicle Height | 1310 mm | 1690 mm |
| Wheelbase Size | 2500 mm | 2640 mm |
| Fuel Consumption Overall | 9 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 55 L | 58 L |
