1968 Jaguar XJ6 vs. 1966 Riley 4
To start off, 1968 Jaguar XJ6 is newer by 2 year(s). Which means there will be less support and parts availability for 1966 Riley 4. In addition, the cost of maintenance, including insurance, on 1966 Riley 4 would be higher. At 4,235 cc (6 cylinders), 1968 Jaguar XJ6 is equipped with a bigger engine. In terms of performance, 1968 Jaguar XJ6 (245 HP) has 178 more horse power than 1966 Riley 4. (67 HP). In normal driving conditions, 1968 Jaguar XJ6 should accelerate faster than 1966 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1968 Jaguar XJ6 weights approximately 532 kg more than 1966 Riley 4. 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, 1968 Jaguar XJ6 (385 Nm @ 3750 RPM) has 263 more torque (in Nm) than 1966 Riley 4. (122 Nm @ 2500 RPM). This means 1968 Jaguar XJ6 will have an easier job in driving up hills or pulling heavy equipment than 1966 Riley 4.
Compare all specifications:
| 1968 Jaguar XJ6 | 1966 Riley 4 | |
| Make | Jaguar | Riley |
| Model | XJ6 | 4 |
| Year Released | 1968 | 1966 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4235 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 245 HP | 67 HP |
| Torque | 385 Nm | 122 Nm |
| Torque RPM | 3750 RPM | 2500 RPM |
| Engine Bore Size | 92.1 mm | 76.2 mm |
| Engine Stroke Size | 106 mm | 88.9 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1680 kg | 1148 kg |
| Vehicle Length | 4820 mm | 4540 mm |
| Vehicle Width | 1780 mm | 1620 mm |
| Vehicle Height | 1350 mm | 1530 mm |
| Wheelbase Size | 2780 mm | 2530 mm |
| Fuel Tank Capacity | 104 L | 45 L |
