1985 Jaguar XJS vs. 1985 Porsche 928
To start off, both 1985 Jaguar XJS and 1985 Porsche 928 were released in the same year (1985). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,343 cc (12 cylinders), 1985 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1985 Porsche 928 (310 HP @ 5900 RPM) has 30 more horse power than 1985 Jaguar XJS. (280 HP @ 5500 RPM) In normal driving conditions, 1985 Porsche 928 should accelerate faster than 1985 Jaguar XJS. With that said, vehicle weight also plays an important factor in acceleration. 1985 Jaguar XJS weights approximately 226 kg more than 1985 Porsche 928.
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, 1985 Jaguar XJS (432 Nm @ 3250 RPM) has 32 more torque (in Nm) than 1985 Porsche 928. (400 Nm @ 4500 RPM). This means 1985 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1985 Porsche 928.
Compare all specifications:
| 1985 Jaguar XJS | 1985 Porsche 928 | |
| Make | Jaguar | Porsche |
| Model | XJS | 928 |
| Year Released | 1985 | 1985 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5343 cc | 4664 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 280 HP | 310 HP |
| Engine RPM | 5500 RPM | 5900 RPM |
| Torque | 432 Nm | 400 Nm |
| Torque RPM | 3250 RPM | 4500 RPM |
| Engine Compression Ratio | 11.5:1 | 10.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1780 kg | 1554 kg |
| Vehicle Length | 4770 mm | 4450 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1270 mm | 1290 mm |
| Wheelbase Size | 2600 mm | 2510 mm |
| Fuel Tank Capacity | 82 L | 86 L |
