1973 Bristol 411 vs. 1967 Riley 4
To start off, 1973 Bristol 411 is newer by 6 year(s). Which means there will be less support and parts availability for 1967 Riley 4. In addition, the cost of maintenance, including insurance, on 1967 Riley 4 would be higher. At 6,556 cc (8 cylinders), 1973 Bristol 411 is equipped with a bigger engine. In terms of performance, 1973 Bristol 411 (264 HP @ 4800 RPM) has 197 more horse power than 1967 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 1973 Bristol 411 should accelerate faster than 1967 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1973 Bristol 411 weights approximately 564 kg more than 1967 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, 1973 Bristol 411 (455 Nm @ 3600 RPM) has 335 more torque (in Nm) than 1967 Riley 4. (120 Nm @ 2500 RPM). This means 1973 Bristol 411 will have an easier job in driving up hills or pulling heavy equipment than 1967 Riley 4.
Compare all specifications:
| 1973 Bristol 411 | 1967 Riley 4 | |
| Make | Bristol | Riley |
| Model | 411 | 4 |
| Year Released | 1973 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 6556 cc | 1622 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 264 HP | 67 HP |
| Engine RPM | 4800 RPM | 5000 RPM |
| Torque | 455 Nm | 120 Nm |
| Torque RPM | 3600 RPM | 2500 RPM |
| Engine Bore Size | 110.3 mm | 76.2 mm |
| Engine Stroke Size | 85.7 mm | 88.9 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1712 kg | 1148 kg |
| Vehicle Length | 4910 mm | 4540 mm |
| Vehicle Width | 1730 mm | 1620 mm |
| Vehicle Height | 1470 mm | 1530 mm |
| Wheelbase Size | 2900 mm | 2530 mm |
