1981 Jaguar XJS vs. 2001 Porsche 911
To start off, 2001 Porsche 911 is newer by 20 year(s). Which means there will be less support and parts availability for 1981 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1981 Jaguar XJS would be higher. At 5,344 cc (12 cylinders), 1981 Jaguar XJS is equipped with a bigger engine. In terms of performance, 2001 Porsche 911 (315 HP @ 6800 RPM) has 16 more horse power than 1981 Jaguar XJS. (299 HP @ 5500 RPM) In normal driving conditions, 2001 Porsche 911 should accelerate faster than 1981 Jaguar XJS. With that said, vehicle weight also plays an important factor in acceleration. 1981 Jaguar XJS weights approximately 242 kg more than 2001 Porsche 911.
Because 2001 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Jaguar XJS. In wet, icy, snow, or gravel driving conditions, 2001 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, 1981 Jaguar XJS (431 Nm @ 3000 RPM) has 61 more torque (in Nm) than 2001 Porsche 911. (370 Nm @ 4250 RPM). This means 1981 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 2001 Porsche 911.
Compare all specifications:
| 1981 Jaguar XJS | 2001 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJS | 911 |
| Year Released | 1981 | 2001 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5344 cc | 3596 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 299 HP | 315 HP |
| Engine RPM | 5500 RPM | 6800 RPM |
| Torque | 431 Nm | 370 Nm |
| Torque RPM | 3000 RPM | 4250 RPM |
| Engine Compression Ratio | 12.5:1 | 11.3:1 |
| Top Speed | 240 km/hour | 275 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 5.5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1707 kg | 1465 kg |
| Vehicle Length | 4880 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1270 mm | 1310 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
| Fuel Tank Capacity | 90 L | 64 L |
