1981 Alfa Romeo Alfa 6 vs. 1956 Bristol 405
To start off, 1981 Alfa Romeo Alfa 6 is newer by 25 year(s). Which means there will be less support and parts availability for 1956 Bristol 405. In addition, the cost of maintenance, including insurance, on 1956 Bristol 405 would be higher. At 1,997 cc (6 cylinders), 1981 Alfa Romeo Alfa 6 is equipped with a bigger engine. In terms of performance, 1981 Alfa Romeo Alfa 6 (133 HP @ 5600 RPM) has 32 more horse power than 1956 Bristol 405. (101 HP @ 5000 RPM). In normal driving conditions, 1981 Alfa Romeo Alfa 6 should accelerate faster than 1956 Bristol 405. With that said, vehicle weight also plays an important factor in acceleration. 1981 Alfa Romeo Alfa 6 weights approximately 230 kg more than 1956 Bristol 405. 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, 1981 Alfa Romeo Alfa 6 (178 Nm @ 4500 RPM) has 26 more torque (in Nm) than 1956 Bristol 405. (152 Nm @ 3750 RPM). This means 1981 Alfa Romeo Alfa 6 will have an easier job in driving up hills or pulling heavy equipment than 1956 Bristol 405.
Compare all specifications:
| 1981 Alfa Romeo Alfa 6 | 1956 Bristol 405 | |
| Make | Alfa Romeo | Bristol |
| Model | Alfa 6 | 405 |
| Year Released | 1981 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1971 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 133 HP | 101 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 178 Nm | 152 Nm |
| Torque RPM | 4500 RPM | 3750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1240 kg |
| Vehicle Length | 4770 mm | 4820 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2900 mm |
