1990 Jaguar XJS vs. 1985 Porsche 924
To start off, 1990 Jaguar XJS is newer by 5 year(s). Which means there will be less support and parts availability for 1985 Porsche 924. In addition, the cost of maintenance, including insurance, on 1985 Porsche 924 would be higher. At 5,343 cc (12 cylinders), 1990 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1990 Jaguar XJS (291 HP @ 5500 RPM) has 141 more horse power than 1985 Porsche 924. (150 HP @ 5800 RPM). In normal driving conditions, 1990 Jaguar XJS should accelerate faster than 1985 Porsche 924. With that said, vehicle weight also plays an important factor in acceleration. 1990 Jaguar XJS weights approximately 715 kg more than 1985 Porsche 924. 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, 1990 Jaguar XJS (440 Nm @ 3250 RPM) has 245 more torque (in Nm) than 1985 Porsche 924. (195 Nm @ 3000 RPM). This means 1990 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1985 Porsche 924.
Compare all specifications:
| 1990 Jaguar XJS | 1985 Porsche 924 | |
| Make | Jaguar | Porsche |
| Model | XJS | 924 |
| Year Released | 1990 | 1985 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5343 cc | 2478 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 291 HP | 150 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 440 Nm | 195 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 90 mm | 100 mm |
| Engine Stroke Size | 70 mm | 78.9 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1932 kg | 1217 kg |
| Vehicle Length | 4770 mm | 4220 mm |
| Vehicle Width | 1800 mm | 1690 mm |
| Vehicle Height | 1260 mm | 1280 mm |
| Wheelbase Size | 2600 mm | 2410 mm |
