1971 Riley 4 vs. 1970 TVR Vixen
To start off, 1971 Riley 4 is newer by 1 year(s). Which means there will be less support and parts availability for 1970 TVR Vixen. In addition, the cost of maintenance, including insurance, on 1970 TVR Vixen would be higher. At 1,622 cc (4 cylinders), 1971 Riley 4 is equipped with a bigger engine. In terms of performance, 1970 TVR Vixen (83 HP @ 5500 RPM) has 16 more horse power than 1971 Riley 4. (67 HP @ 5000 RPM) In normal driving conditions, 1970 TVR Vixen should accelerate faster than 1971 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1971 Riley 4 weights approximately 361 kg more than 1970 TVR Vixen.
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, 1970 TVR Vixen (125 Nm @ 4000 RPM) has 4 more torque (in Nm) than 1971 Riley 4. (121 Nm @ 2500 RPM). This means 1970 TVR Vixen will have an easier job in driving up hills or pulling heavy equipment than 1971 Riley 4.
Compare all specifications:
| 1971 Riley 4 | 1970 TVR Vixen | |
| Make | Riley | TVR |
| Model | 4 | Vixen |
| Year Released | 1971 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 1622 cc | 1599 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 67 HP | 83 HP |
| Engine RPM | 5000 RPM | 5500 RPM |
| Torque | 121 Nm | 125 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 76.3 mm | 81.1 mm |
| Engine Stroke Size | 88.9 mm | 77.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1148 kg | 787 kg |
| Vehicle Length | 4540 mm | 3690 mm |
| Vehicle Width | 1620 mm | 1630 mm |
| Vehicle Height | 1510 mm | 1230 mm |
| Wheelbase Size | 2530 mm | 2290 mm |
| Fuel Tank Capacity | 45 L | 58 L |
