1990 Jaguar XJR-15 vs. 1958 Riley One-Point-Five
To start off, 1990 Jaguar XJR-15 is newer by 32 year(s). Which means there will be less support and parts availability for 1958 Riley One-Point-Five. In addition, the cost of maintenance, including insurance, on 1958 Riley One-Point-Five would be higher. At 5,993 cc (12 cylinders), 1990 Jaguar XJR-15 is equipped with a bigger engine. In terms of performance, 1990 Jaguar XJR-15 (450 HP @ 6250 RPM) has 388 more horse power than 1958 Riley One-Point-Five. (62 HP @ 4500 RPM). In normal driving conditions, 1990 Jaguar XJR-15 should accelerate faster than 1958 Riley One-Point-Five. With that said, vehicle weight also plays an important factor in acceleration. 1990 Jaguar XJR-15 weights approximately 115 kg more than 1958 Riley One-Point-Five. 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 XJR-15 (569 Nm @ 4500 RPM) has 457 more torque (in Nm) than 1958 Riley One-Point-Five. (112 Nm @ 3000 RPM). This means 1990 Jaguar XJR-15 will have an easier job in driving up hills or pulling heavy equipment than 1958 Riley One-Point-Five.
Compare all specifications:
| 1990 Jaguar XJR-15 | 1958 Riley One-Point-Five | |
| Make | Jaguar | Riley |
| Model | XJR-15 | One-Point-Five |
| Year Released | 1990 | 1958 |
| Engine Position | Middle | Front |
| Engine Size | 5993 cc | 1489 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 450 HP | 62 HP |
| Engine RPM | 6250 RPM | 4500 RPM |
| Torque | 569 Nm | 112 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 90.1 mm | 73 mm |
| Engine Stroke Size | 78.5 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 1 seats | 5 seats |
| Vehicle Weight | 1050 kg | 935 kg |
| Vehicle Length | 4810 mm | 3890 mm |
| Vehicle Width | 1910 mm | 1560 mm |
| Vehicle Height | 1110 mm | 1530 mm |
| Wheelbase Size | 2870 mm | 2190 mm |
