1971 Jensen Interceptor vs. 1965 Riley 4
To start off, 1971 Jensen Interceptor is newer by 6 year(s). Which means there will be less support and parts availability for 1965 Riley 4. In addition, the cost of maintenance, including insurance, on 1965 Riley 4 would be higher. At 6,284 cc (8 cylinders), 1971 Jensen Interceptor is equipped with a bigger engine. In terms of performance, 1971 Jensen Interceptor (300 HP) has 233 more horse power than 1965 Riley 4. (67 HP). In normal driving conditions, 1971 Jensen Interceptor should accelerate faster than 1965 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1971 Jensen Interceptor weights approximately 825 kg more than 1965 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1971 Jensen Interceptor is four wheel drive (4WD), it will have significant more traction and grip than 1965 Riley 4. In wet, icy, snow, or gravel driving conditions, 1971 Jensen Interceptor will offer significantly more control. 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, 1971 Jensen Interceptor (556 Nm @ 3400 RPM) has 435 more torque (in Nm) than 1965 Riley 4. (121 Nm @ 2500 RPM). This means 1971 Jensen Interceptor will have an easier job in driving up hills or pulling heavy equipment than 1965 Riley 4.
Compare all specifications:
| 1971 Jensen Interceptor | 1965 Riley 4 | |
| Make | Jensen | Riley |
| Model | Interceptor | 4 |
| Year Released | 1971 | 1965 |
| Engine Position | Front | Front |
| Engine Size | 6284 cc | 1620 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 300 HP | 67 HP |
| Torque | 556 Nm | 121 Nm |
| Torque RPM | 3400 RPM | 2500 RPM |
| Engine Bore Size | 108 mm | 76.2 mm |
| Engine Stroke Size | 85.9 mm | 88.9 mm |
| Engine Compression Ratio | 8.5:1 | 8.3:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1973 kg | 1148 kg |
| Vehicle Length | 4860 mm | 4540 mm |
| Vehicle Width | 1760 mm | 1620 mm |
| Vehicle Height | 1350 mm | 1530 mm |
| Wheelbase Size | 2780 mm | 2530 mm |
| Fuel Tank Capacity | 91 L | 45 L |
