2004 Jaguar XK vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Jaguar XK. In addition, the cost of maintenance, including insurance, on 2004 Jaguar XK would be higher. At 4,194 cc (8 cylinders), 2004 Jaguar XK is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (405 HP @ 6800 RPM) has 15 more horse power than 2004 Jaguar XK. (390 HP @ 6100 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 2004 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 2004 Jaguar XK weights approximately 348 kg more than 2008 Porsche 911.
Because 2008 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Jaguar XK. In wet, icy, snow, or gravel driving conditions, 2008 Porsche 911 will offer significantly more control. 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 XK (541 Nm) has 171 more torque (in Nm) than 2008 Porsche 911. (370 Nm). This means 2004 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche 911.
Compare all specifications:
| 2004 Jaguar XK | 2008 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XK | 911 |
| Year Released | 2004 | 2008 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4194 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 390 HP | 405 HP |
| Engine RPM | 6100 RPM | 6800 RPM |
| Torque | 541 Nm | 370 Nm |
| Engine Bore Size | 86 mm | 96 mm |
| Engine Stroke Size | 90 mm | 82.8 mm |
| Engine Compression Ratio | 9.1:1 | 11.3:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1833 kg | 1485 kg |
| Vehicle Length | 4770 mm | 4430 mm |
| Vehicle Width | 1800 mm | 1860 mm |
| Vehicle Height | 1290 mm | 1320 mm |
| Wheelbase Size | 2590 mm | 2360 mm |
| Fuel Consumption Overall | 13.1 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 75 L | 64 L |
