1989 Jaguar XJR vs. 2006 Porsche 911
To start off, 2006 Porsche 911 is newer by 17 year(s). Which means there will be less support and parts availability for 1989 Jaguar XJR. In addition, the cost of maintenance, including insurance, on 1989 Jaguar XJR would be higher. At 5,996 cc (12 cylinders), 1989 Jaguar XJR is equipped with a bigger engine. In terms of performance, 1989 Jaguar XJR (318 HP @ 5250 RPM) has 2 more horse power than 2006 Porsche 911. (316 HP @ 4250 RPM). In normal driving conditions, 1989 Jaguar XJR should accelerate faster than 2006 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1989 Jaguar XJR weights approximately 65 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, 1989 Jaguar XJR (476 Nm @ 3750 RPM) has 106 more torque (in Nm) than 2006 Porsche 911. (370 Nm @ 4250 RPM). This means 1989 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche 911.
Compare all specifications:
| 1989 Jaguar XJR | 2006 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJR | 911 |
| Year Released | 1989 | 2006 |
| Engine Position | Middle | Rear |
| Engine Size | 5996 cc | 3594 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 318 HP | 316 HP |
| Engine RPM | 5250 RPM | 4250 RPM |
| Torque | 476 Nm | 370 Nm |
| Torque RPM | 3750 RPM | 4250 RPM |
| Engine Bore Size | 90.1 mm | 96 mm |
| Engine Stroke Size | 78.5 mm | 82.8 mm |
| Engine Compression Ratio | 11.2:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 7 seconds | 5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1800 kg | 1735 kg |
| Vehicle Length | 4770 mm | 4440 mm |
| Vehicle Width | 1890 mm | 1780 mm |
| Vehicle Height | 1270 mm | 1310 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
| Fuel Tank Capacity | 91 L | 64 L |
