2009 BMW Z4 vs. 2006 Jeep Liberty
To start off, 2009 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Jeep Liberty. In addition, the cost of maintenance, including insurance, on 2006 Jeep Liberty would be higher. At 2,979 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 175 more horse power than 2006 Jeep Liberty. (160 HP @ 3800 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2006 Jeep Liberty.
Because 2006 Jeep Liberty 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, 2006 Jeep Liberty 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 Jeep Liberty (400 Nm @ 1800 RPM) has 85 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2006 Jeep Liberty will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2009 BMW Z4 | 2006 Jeep Liberty | |
| Make | BMW | Jeep |
| Model | Z4 | Liberty |
| Year Released | 2009 | 2006 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2801 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 160 HP |
| Engine RPM | 7900 RPM | 3800 RPM |
| Torque | 315 Nm | 400 Nm |
| Torque RPM | 2750 RPM | 1800 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4100 mm | 4440 mm |
| Vehicle Width | 1790 mm | 1830 mm |
| Vehicle Height | 1310 mm | 1830 mm |
| Wheelbase Size | 2500 mm | 2650 mm |
| Fuel Tank Capacity | 55 L | 78 L |
