1991 Jaguar XJS vs. 2001 Porsche 911
To start off, 2001 Porsche 911 is newer by 10 year(s). Which means there will be less support and parts availability for 1991 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1991 Jaguar XJS would be higher. At 3,596 cc (6 cylinders), 2001 Porsche 911 is equipped with a bigger engine. In terms of performance, 2001 Porsche 911 (315 HP @ 6800 RPM) has 98 more horse power than 1991 Jaguar XJS. (217 HP @ 5300 RPM) In normal driving conditions, 2001 Porsche 911 should accelerate faster than 1991 Jaguar XJS. With that said, vehicle weight also plays an important factor in acceleration. 1991 Jaguar XJS weights approximately 147 kg more than 2001 Porsche 911.
Because 2001 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1991 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, 2001 Porsche 911 (371 Nm @ 4250 RPM) has 46 more torque (in Nm) than 1991 Jaguar XJS. (325 Nm @ 4000 RPM). This means 2001 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Jaguar XJS.
Compare all specifications:
| 1991 Jaguar XJS | 2001 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJS | 911 |
| Year Released | 1991 | 2001 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3590 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 315 HP |
| Engine RPM | 5300 RPM | 6800 RPM |
| Torque | 325 Nm | 371 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Bore Size | 91 mm | 96 mm |
| Engine Stroke Size | 92 mm | 82.8 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1632 kg | 1485 kg |
| Vehicle Length | 4880 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1770 mm |
| Vehicle Height | 1270 mm | 1320 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
| Fuel Tank Capacity | 90 L | 64 L |
