1987 Jaguar XJS vs. 1975 Sunbeam Rapier
To start off, 1987 Jaguar XJS is newer by 12 year(s). Which means there will be less support and parts availability for 1975 Sunbeam Rapier. In addition, the cost of maintenance, including insurance, on 1975 Sunbeam Rapier would be higher. At 3,590 cc (6 cylinders), 1987 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1987 Jaguar XJS (217 HP @ 5300 RPM) has 138 more horse power than 1975 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 1987 Jaguar XJS should accelerate faster than 1975 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 1987 Jaguar XJS weights approximately 600 kg more than 1975 Sunbeam Rapier. 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, 1987 Jaguar XJS (331 Nm @ 4000 RPM) has 205 more torque (in Nm) than 1975 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 1987 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1975 Sunbeam Rapier.
Compare all specifications:
| 1987 Jaguar XJS | 1975 Sunbeam Rapier | |
| Make | Jaguar | Sunbeam |
| Model | XJS | Rapier |
| Year Released | 1987 | 1975 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3590 cc | 1725 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 217 HP | 79 HP |
| Engine RPM | 5300 RPM | 5200 RPM |
| Torque | 331 Nm | 126 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 91.1 mm | 81.5 mm |
| Engine Stroke Size | 92 mm | 82.7 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1030 kg |
| Vehicle Length | 4880 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1670 mm |
| Vehicle Height | 1270 mm | 1390 mm |
| Wheelbase Size | 2600 mm | 2510 mm |
