1966 Bristol 409 vs. 1971 Jensen SP
To start off, 1971 Jensen SP is newer by 5 year(s). Which means there will be less support and parts availability for 1966 Bristol 409. In addition, the cost of maintenance, including insurance, on 1966 Bristol 409 would be higher. At 7,206 cc (8 cylinders), 1971 Jensen SP is equipped with a bigger engine. In terms of performance, 1971 Jensen SP (385 HP @ 4700 RPM) has 170 more horse power than 1966 Bristol 409. (215 HP @ 4400 RPM) In normal driving conditions, 1971 Jensen SP should accelerate faster than 1966 Bristol 409. With that said, vehicle weight also plays an important factor in acceleration. 1971 Jensen SP weights approximately 183 kg more than 1966 Bristol 409. 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, 1971 Jensen SP (557 Nm @ 3600 RPM) has 94 more torque (in Nm) than 1966 Bristol 409. (463 Nm @ 2800 RPM). This means 1971 Jensen SP will have an easier job in driving up hills or pulling heavy equipment than 1966 Bristol 409.
Compare all specifications:
| 1966 Bristol 409 | 1971 Jensen SP | |
| Make | Bristol | Jensen |
| Model | 409 | SP |
| Year Released | 1966 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 5211 cc | 7206 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 215 HP | 385 HP |
| Engine RPM | 4400 RPM | 4700 RPM |
| Torque | 463 Nm | 557 Nm |
| Torque RPM | 2800 RPM | 3600 RPM |
| Engine Bore Size | 98.6 mm | 109.7 mm |
| Engine Stroke Size | 84.1 mm | 95.3 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1600 kg | 1783 kg |
| Vehicle Length | 4920 mm | 4780 mm |
| Vehicle Width | 1740 mm | 1760 mm |
| Vehicle Height | 1510 mm | 1370 mm |
| Wheelbase Size | 2910 mm | 2670 mm |
| Fuel Tank Capacity | 81 L | 75 L |
