2008 BMW Z4 vs. 2003 Jeep Grand Cherokee
To start off, 2008 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 2003 Jeep Grand Cherokee would be higher. At 3,966 cc (6 cylinders), 2003 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (338 HP @ 7900 RPM) has 143 more horse power than 2003 Jeep Grand Cherokee. (195 HP @ 3800 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2003 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jeep Grand Cherokee weights approximately 315 kg more than 2008 BMW Z4.
Let's talk about torque, 2008 BMW Z4 (365 Nm @ 4900 RPM) has 53 more torque (in Nm) than 2003 Jeep Grand Cherokee. (312 Nm @ 3000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Jeep Grand Cherokee.
Compare all specifications:
| 2008 BMW Z4 | 2003 Jeep Grand Cherokee | |
| Make | BMW | Jeep |
| Model | Z4 | Grand Cherokee |
| Year Released | 2008 | 2003 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3248 cc | 3966 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 338 HP | 195 HP |
| Engine RPM | 7900 RPM | 3800 RPM |
| Torque | 365 Nm | 312 Nm |
| Torque RPM | 4900 RPM | 3000 RPM |
| Engine Compression Ratio | 11.5:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1800 kg |
| Vehicle Length | 4120 mm | 4610 mm |
| Vehicle Width | 1790 mm | 1840 mm |
| Vehicle Height | 1310 mm | 1770 mm |
| Wheelbase Size | 2500 mm | 2700 mm |
| Fuel Consumption Overall | 12.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 55 L | 78 L |
