2009 BMW Z4 vs. 2007 Jeep Grand Cherokee
To start off, 2009 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 2007 Jeep Grand Cherokee would be higher. At 6,059 cc (8 cylinders), 2007 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2007 Jeep Grand Cherokee (420 HP @ 6200 RPM) has 85 more horse power than 2009 BMW Z4. (335 HP @ 7900 RPM) In normal driving conditions, 2007 Jeep Grand Cherokee should accelerate faster than 2009 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Grand Cherokee weights approximately 916 kg more than 2009 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2007 Jeep Grand Cherokee 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, 2007 Jeep Grand Cherokee (570 Nm @ 4800 RPM) has 255 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2007 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2009 BMW Z4 | 2007 Jeep Grand Cherokee | |
| Make | BMW | Jeep |
| Model | Z4 | Grand Cherokee |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 6059 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 420 HP |
| Engine RPM | 7900 RPM | 6200 RPM |
| Torque | 315 Nm | 570 Nm |
| Torque RPM | 2750 RPM | 4800 RPM |
| Engine Compression Ratio | 12.0:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 244 km/hour | 245 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1310 kg | 2226 kg |
| Vehicle Length | 4100 mm | 4960 mm |
| Vehicle Width | 1790 mm | 1870 mm |
| Vehicle Height | 1310 mm | 1700 mm |
| Wheelbase Size | 2500 mm | 2790 mm |
| Fuel Consumption Overall | 9.7 L/100km | 18.1 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
