2006 BMW Z4 vs. 2008 Kia Sorento
To start off, 2008 Kia Sorento is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 3,778 cc (6 cylinders), 2008 Kia Sorento is equipped with a bigger engine. In terms of performance, 2008 Kia Sorento (264 HP @ 6000 RPM) has 75 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM) In normal driving conditions, 2008 Kia Sorento should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Kia Sorento weights approximately 583 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Kia Sorento 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, 2008 Kia Sorento 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, 2008 Kia Sorento (360 Nm @ 4500 RPM) has 115 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 2008 Kia Sorento will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2008 Kia Sorento | |
| Make | BMW | Kia |
| Model | Z4 | Sorento |
| Year Released | 2006 | 2008 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 3778 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 264 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 360 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 84 mm | 93 mm |
| Engine Stroke Size | 75 mm | 85.8 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Top Speed | 235 km/hour | 190 km/hour |
| Acceleration 0-100mph | 7 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 | 1335 kg | 1918 kg |
| Vehicle Length | 4100 mm | 5010 mm |
| Vehicle Height | 1310 mm | 1660 mm |
| Wheelbase Size | 2500 mm | 2720 mm |
| Fuel Consumption Overall | 9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
