1990 Jaguar XJS vs. 2003 Porsche Boxster
To start off, 2003 Porsche Boxster is newer by 13 year(s). Which means there will be less support and parts availability for 1990 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1990 Jaguar XJS would be higher. At 3,590 cc (6 cylinders), 1990 Jaguar XJS is equipped with a bigger engine. In terms of performance, 2003 Porsche Boxster (262 HP @ 6200 RPM) has 45 more horse power than 1990 Jaguar XJS. (217 HP @ 5300 RPM) In normal driving conditions, 2003 Porsche Boxster should accelerate faster than 1990 Jaguar XJS. With that said, vehicle weight also plays an important factor in acceleration. 1990 Jaguar XJS weights approximately 250 kg more than 2003 Porsche Boxster.
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, 1990 Jaguar XJS (331 Nm @ 4000 RPM) has 21 more torque (in Nm) than 2003 Porsche Boxster. (310 Nm @ 4600 RPM). This means 1990 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 2003 Porsche Boxster.
Compare all specifications:
| 1990 Jaguar XJS | 2003 Porsche Boxster | |
| Make | Jaguar | Porsche |
| Model | XJS | Boxster |
| Year Released | 1990 | 2003 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 3590 cc | 3179 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 217 HP | 262 HP |
| Engine RPM | 5300 RPM | 6200 RPM |
| Torque | 331 Nm | 310 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Engine Bore Size | 91 mm | 93 mm |
| Engine Stroke Size | 92 mm | 78 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1380 kg |
| Vehicle Length | 4880 mm | 4330 mm |
| Vehicle Width | 1800 mm | 1790 mm |
| Vehicle Height | 1270 mm | 1290 mm |
| Wheelbase Size | 2600 mm | 2420 mm |
