2003 Jaguar XJ vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2003 Jaguar XJ would be higher. At 4,195 cc (8 cylinders), 2003 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (311 HP @ 6000 RPM) has 17 more horse power than 2003 Jaguar XJ. (294 HP @ 6100 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 2003 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 465 kg more than 2003 Jaguar XJ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 BMW 6 series (447 Nm @ 4500 RPM) has 36 more torque (in Nm) than 2003 Jaguar XJ. (411 Nm @ 4100 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 2003 Jaguar XJ.
Compare all specifications:
| 2003 Jaguar XJ | 2013 BMW 6 series | |
| Make | Jaguar | BMW |
| Model | XJ | 6 series |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4195 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 294 HP | 311 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 411 Nm | 447 Nm |
| Torque RPM | 4100 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 84 mm |
| Engine Stroke Size | 90.3 mm | 89 mm |
| Engine Compression Ratio | 11.0:1 | 10.2 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1615 kg | 2080 kg |
| Vehicle Length | 5090 mm | 4897 mm |
| Vehicle Width | 1870 mm | 1895 mm |
| Vehicle Height | 1450 mm | 1364 mm |
| Wheelbase Size | 3040 mm | 2855 mm |
| Fuel Tank Capacity | 85 L | 70 L |
