2006 BMW Z4 vs. 2004 Jaguar XJ
To start off, 2006 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2004 Jaguar XJ would be higher. At 4,194 cc (8 cylinders), 2004 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2004 Jaguar XJ (300 HP @ 6100 RPM) has 45 more horse power than 2006 BMW Z4. (255 HP @ 6600 RPM) In normal driving conditions, 2004 Jaguar XJ should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 196 kg more than 2004 Jaguar XJ.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2004 Jaguar XJ (420 Nm @ 4100 RPM) has 122 more torque (in Nm) than 2006 BMW Z4. (298 Nm @ 2750 RPM). This means 2004 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2004 Jaguar XJ | |
| Make | BMW | Jaguar |
| Model | Z4 | XJ |
| Year Released | 2006 | 2004 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 4194 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 300 HP |
| Engine RPM | 6600 RPM | 6100 RPM |
| Torque | 298 Nm | 420 Nm |
| Torque RPM | 2750 RPM | 4100 RPM |
| Engine Compression Ratio | 10.7:1 | 11.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1835 kg | 1639 kg |
| Vehicle Length | 4100 mm | 5220 mm |
| Vehicle Width | 1790 mm | 1870 mm |
| Vehicle Height | 1270 mm | 1450 mm |
| Wheelbase Size | 2500 mm | 3040 mm |
| Fuel Consumption | 7.8 L/100km | 8.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 16 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 55 L | 85 L |
