2003 Jaguar XK vs. 2005 Mercedes-Benz SL
To start off, 2005 Mercedes-Benz SL is newer by 2 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 4,966 cc (8 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2003 Jaguar XK (390 HP @ 6150 RPM) has 88 more horse power than 2005 Mercedes-Benz SL. (302 HP @ 2700 RPM). In normal driving conditions, 2003 Jaguar XK should accelerate faster than 2005 Mercedes-Benz SL. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 113 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 (525 Nm @ 3500 RPM) has 65 more torque (in Nm) than 2005 Mercedes-Benz SL. (460 Nm @ 2700 RPM). This means 2003 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz SL.
Compare all specifications:
| 2003 Jaguar XK | 2005 Mercedes-Benz SL | |
| Make | Jaguar | Mercedes-Benz |
| Model | XK | SL |
| Year Released | 2003 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 4966 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 390 HP | 302 HP |
| Engine RPM | 6150 RPM | 2700 RPM |
| Torque | 525 Nm | 460 Nm |
| Torque RPM | 3500 RPM | 2700 RPM |
| Engine Compression Ratio | 9.1:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1735 kg | 1848 kg |
| Vehicle Length | 4770 mm | 4540 mm |
| Vehicle Width | 1840 mm | 1820 mm |
| Vehicle Height | 1320 mm | 1300 mm |
| Wheelbase Size | 2600 mm | 2570 mm |
| Fuel Tank Capacity | 75 L | 80 L |
