1966 Bristol 409 vs. 1981 Porsche 930
To start off, 1981 Porsche 930 is newer by 15 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 5,211 cc (8 cylinders), 1966 Bristol 409 is equipped with a bigger engine. In terms of performance, 1981 Porsche 930 (296 HP @ 5500 RPM) has 81 more horse power than 1966 Bristol 409. (215 HP @ 4400 RPM) In normal driving conditions, 1981 Porsche 930 should accelerate faster than 1966 Bristol 409. With that said, vehicle weight also plays an important factor in acceleration. 1966 Bristol 409 weights approximately 300 kg more than 1981 Porsche 930.
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, 1966 Bristol 409 (463 Nm @ 2800 RPM) has 32 more torque (in Nm) than 1981 Porsche 930. (431 Nm @ 4000 RPM). This means 1966 Bristol 409 will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 930. 1966 Bristol 409 has automatic transmission and 1981 Porsche 930 has manual transmission. 1981 Porsche 930 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1966 Bristol 409 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1966 Bristol 409 | 1981 Porsche 930 | |
| Make | Bristol | Porsche |
| Model | 409 | 930 |
| Year Released | 1966 | 1981 |
| Engine Position | Front | Rear |
| Engine Size | 5211 cc | 3297 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 215 HP | 296 HP |
| Engine RPM | 4400 RPM | 5500 RPM |
| Torque | 463 Nm | 431 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Engine Bore Size | 98.6 mm | 97 mm |
| Engine Stroke Size | 84.1 mm | 74.4 mm |
| Engine Compression Ratio | 9.0:1 | 7.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1600 kg | 1300 kg |
| Vehicle Length | 4920 mm | 4300 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1510 mm | 1320 mm |
| Wheelbase Size | 2910 mm | 2510 mm |
