2006 BMW Z4 vs. 2006 BMW X5
To start off, both 2006 BMW Z4 and 2006 BMW X5 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,246 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (343 HP @ 7900 RPM) has 115 more horse power than 2006 BMW X5. (228 HP @ 3500 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2006 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 298 kg more than 2006 BMW Z4.
Because 2006 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 BMW X5 will offer significantly more control. 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 (495 Nm @ 4900 RPM) has 195 more torque (in Nm) than 2006 BMW X5. (300 Nm @ 3500 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X5.
Compare all specifications:
| 2006 BMW Z4 | 2006 BMW X5 | |
| Make | BMW | BMW |
| Model | Z4 | X5 |
| Year Released | 2006 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 343 HP | 228 HP |
| Engine RPM | 7900 RPM | 3500 RPM |
| Torque | 495 Nm | 300 Nm |
| Torque RPM | 4900 RPM | 3500 RPM |
| Engine Compression Ratio | 11.5:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 249 km/hour | 202 km/hour |
| Acceleration 0-100mph | 5 seconds | 8.5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1332 kg | 1630 kg |
| Vehicle Length | 4100 mm | 4670 mm |
| Vehicle Width | 1790 mm | 1880 mm |
| Vehicle Height | 1300 mm | 1720 mm |
| Wheelbase Size | 2500 mm | 2830 mm |
| Fuel Consumption Overall | 11.4 L/100km | 12.7 L/100km |
| Fuel Tank Capacity | 60 L | 93 L |
