2003 Jaguar XK vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 4 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 4,196 cc (8 cylinders), 2003 Jaguar XK is equipped with a bigger engine. In terms of performance, 2003 Jaguar XK (390 HP @ 6150 RPM) has 39 more horse power than 2007 Porsche 911. (351 HP @ 6600 RPM). In normal driving conditions, 2003 Jaguar XK should accelerate faster than 2007 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jaguar XK weights approximately 260 kg more than 2007 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Jaguar XK. In wet, icy, snow, or gravel driving conditions, 2007 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, 2003 Jaguar XK (525 Nm @ 3500 RPM) has 125 more torque (in Nm) than 2007 Porsche 911. (400 Nm @ 4600 RPM). This means 2003 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911.
Compare all specifications:
2003 Jaguar XK | 2007 Porsche 911 | |
Make | Jaguar | Porsche |
Model | XK | 911 |
Year Released | 2003 | 2007 |
Body Type | Coupe | Coupe |
Engine Position | Front | Rear |
Engine Size | 4196 cc | 3824 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | boxer |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 390 HP | 351 HP |
Engine RPM | 6150 RPM | 6600 RPM |
Torque | 525 Nm | 400 Nm |
Torque RPM | 3500 RPM | 4600 RPM |
Engine Compression Ratio | 9.1:1 | 11.8:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Rear | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1735 kg | 1475 kg |
Vehicle Length | 4770 mm | 4430 mm |
Vehicle Width | 1840 mm | 1860 mm |
Vehicle Height | 1320 mm | 1310 mm |
Wheelbase Size | 2600 mm | 2360 mm |
Fuel Tank Capacity | 75 L | 67 L |