2006 BMW Z4 vs. 2003 Jaguar XK
To start off, 2006 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Jaguar XK. In addition, the cost of maintenance, including insurance, on 2003 Jaguar XK would be higher. At 3,996 cc (8 cylinders), 2003 Jaguar XK is equipped with a bigger engine. In terms of performance, 2003 Jaguar XK (290 HP @ 6100 RPM) has 35 more horse power than 2006 BMW Z4. (255 HP @ 6600 RPM) In normal driving conditions, 2003 Jaguar XK should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 135 kg more than 2003 Jaguar XK.
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, 2003 Jaguar XK (393 Nm @ 4250 RPM) has 95 more torque (in Nm) than 2006 BMW Z4. (298 Nm @ 2750 RPM). This means 2003 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2003 Jaguar XK | |
| Make | BMW | Jaguar |
| Model | Z4 | XK |
| Year Released | 2006 | 2003 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 3996 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 290 HP |
| Engine RPM | 6600 RPM | 6100 RPM |
| Torque | 298 Nm | 393 Nm |
| Torque RPM | 2750 RPM | 4250 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1835 kg | 1700 kg |
| Vehicle Length | 4100 mm | 4770 mm |
| Vehicle Width | 1790 mm | 1840 mm |
| Vehicle Height | 1270 mm | 1320 mm |
| Wheelbase Size | 2500 mm | 2600 mm |
| Fuel Tank Capacity | 55 L | 75 L |
