1987 Jaguar XJS vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 21 year(s). Which means there will be less support and parts availability for 1987 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1987 Jaguar XJS would be higher. At 3,600 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (444 HP @ 5700 RPM) has 227 more horse power than 1987 Jaguar XJS. (217 HP @ 5300 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 1987 Jaguar XJS. With that said, vehicle weight also plays an important factor in acceleration. 1987 Jaguar XJS weights approximately 40 kg more than 2008 Porsche 911.
Because 2008 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1987 Jaguar XJS. 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, 2008 Porsche 911 (620 Nm @ 3500 RPM) has 289 more torque (in Nm) than 1987 Jaguar XJS. (331 Nm @ 4000 RPM). This means 2008 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1987 Jaguar XJS.
Compare all specifications:
| 1987 Jaguar XJS | 2008 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJS | 911 |
| Year Released | 1987 | 2008 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3590 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 444 HP |
| Engine RPM | 5300 RPM | 5700 RPM |
| Torque | 331 Nm | 620 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 91.1 mm | 100 mm |
| Engine Stroke Size | 92 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1590 kg |
| Vehicle Length | 4880 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1270 mm | 1300 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
