1988 Jaguar XJS vs. 1978 Porsche 924
To start off, 1988 Jaguar XJS is newer by 10 year(s). Which means there will be less support and parts availability for 1978 Porsche 924. In addition, the cost of maintenance, including insurance, on 1978 Porsche 924 would be higher. At 3,590 cc (6 cylinders), 1988 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1988 Jaguar XJS (217 HP @ 5300 RPM) has 93 more horse power than 1978 Porsche 924. (124 HP @ 5800 RPM). In normal driving conditions, 1988 Jaguar XJS should accelerate faster than 1978 Porsche 924. With that said, vehicle weight also plays an important factor in acceleration. 1988 Jaguar XJS weights approximately 450 kg more than 1978 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, 1988 Jaguar XJS (331 Nm @ 4000 RPM) has 167 more torque (in Nm) than 1978 Porsche 924. (164 Nm @ 3500 RPM). This means 1988 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 924.
Compare all specifications:
| 1988 Jaguar XJS | 1978 Porsche 924 | |
| Make | Jaguar | Porsche |
| Model | XJS | 924 |
| Year Released | 1988 | 1978 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3590 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 217 HP | 124 HP |
| Engine RPM | 5300 RPM | 5800 RPM |
| Torque | 331 Nm | 164 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 91 mm | 86.5 mm |
| Engine Stroke Size | 92 mm | 84.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1180 kg |
| Vehicle Length | 4880 mm | 4180 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1270 mm | 1270 mm |
| Wheelbase Size | 2600 mm | 2410 mm |
