2003 Jaguar XJ vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 4 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 3,498 cc (6 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (268 HP @ 5750 RPM) has 28 more horse power than 2003 Jaguar XJ. (240 HP @ 6800 RPM) In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2003 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, 2007 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 217 more torque (in Nm) than 2003 Jaguar XJ. (293 Nm @ 4100 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2003 Jaguar XJ.
Compare all specifications:
| 2003 Jaguar XJ | 2007 Mercedes-Benz SLK | |
| Make | Jaguar | Mercedes-Benz |
| Model | XJ | SLK |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2968 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 240 HP | 268 HP |
| Engine RPM | 6800 RPM | 5750 RPM |
| Torque | 293 Nm | 510 Nm |
| Torque RPM | 4100 RPM | 4000 RPM |
| Engine Bore Size | 89 mm | 97 mm |
| Engine Stroke Size | 79.5 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Height | 1450 mm | 1280 mm |
| Wheelbase Size | 3040 mm | 2440 mm |
| Fuel Tank Capacity | 85 L | 70 L |
