1998 Jaguar XJR vs. 2006 Porsche 911
To start off, 2006 Porsche 911 is newer by 8 year(s). Which means there will be less support and parts availability for 1998 Jaguar XJR. In addition, the cost of maintenance, including insurance, on 1998 Jaguar XJR would be higher. At 4,000 cc (8 cylinders), 1998 Jaguar XJR is equipped with a bigger engine. In terms of performance, 1998 Jaguar XJR (370 HP @ 6150 RPM) has 20 more horse power than 2006 Porsche 911. (350 HP @ 6600 RPM). In normal driving conditions, 1998 Jaguar XJR should accelerate faster than 2006 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1998 Jaguar XJR weights approximately 342 kg more than 2006 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1998 Jaguar XJR (525 Nm @ 3600 RPM) has 125 more torque (in Nm) than 2006 Porsche 911. (400 Nm @ 4600 RPM). This means 1998 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche 911. 1998 Jaguar XJR has automatic transmission and 2006 Porsche 911 has manual transmission. 2006 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Jaguar XJR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 Jaguar XJR | 2006 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJR | 911 |
| Year Released | 1998 | 2006 |
| Engine Position | Front | Rear |
| Engine Size | 4000 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 370 HP | 350 HP |
| Engine RPM | 6150 RPM | 6600 RPM |
| Torque | 525 Nm | 400 Nm |
| Torque RPM | 3600 RPM | 4600 RPM |
| Engine Bore Size | 86.1 mm | 99 mm |
| Engine Stroke Size | 86.1 mm | 82.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.8:1 |
| Top Speed | 249 km/hour | 293 km/hour |
| Acceleration 0-100mph | 5.6 seconds | 4.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1837 kg | 1495 kg |
| Vehicle Length | 5160 mm | 4430 mm |
| Vehicle Width | 1800 mm | 1810 mm |
| Vehicle Height | 1350 mm | 1310 mm |
| Wheelbase Size | 2880 mm | 2360 mm |
| Fuel Tank Capacity | 87 L | 64 L |
