2002 Jaguar XJR vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Jaguar XJR. In addition, the cost of maintenance, including insurance, on 2002 Jaguar XJR would be higher. At 4,196 cc (8 cylinders), 2002 Jaguar XJR is equipped with a bigger engine. In terms of performance, 2002 Jaguar XJR (390 HP @ 6100 RPM) has 75 more horse power than 2004 Porsche 911. (315 HP @ 6800 RPM). In normal driving conditions, 2002 Jaguar XJR should accelerate faster than 2004 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2002 Jaguar XJR weights approximately 240 kg more than 2004 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2002 Jaguar XJR. In wet, icy, snow, or gravel driving conditions, 2004 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, 2002 Jaguar XJR (525 Nm) has 155 more torque (in Nm) than 2004 Porsche 911. (370 Nm). This means 2002 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 2004 Porsche 911.
Compare all specifications:
| 2002 Jaguar XJR | 2004 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJR | 911 |
| Year Released | 2002 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4196 cc | 3589 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 390 HP | 315 HP |
| Engine RPM | 6100 RPM | 6800 RPM |
| Torque | 525 Nm | 370 Nm |
| Engine Compression Ratio | 9.1:1 | 11.3:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1665 kg | 1425 kg |
| Vehicle Length | 5100 mm | 4440 mm |
| Vehicle Width | 1870 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 2910 mm | 2360 mm |
| Fuel Consumption | 9 L/100km | 9.8 L/100km |
| Fuel Consumption City | 18.6 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 12.3 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 85 L | 64 L |
