1972 Bristol 411 vs. 1978 Porsche 911
To start off, 1978 Porsche 911 is newer by 6 year(s). Which means there will be less support and parts availability for 1972 Bristol 411. In addition, the cost of maintenance, including insurance, on 1972 Bristol 411 would be higher. At 6,276 cc (8 cylinders), 1972 Bristol 411 is equipped with a bigger engine. In terms of performance, 1978 Porsche 911 (355 HP @ 4200 RPM) has 67 more horse power than 1972 Bristol 411. (288 HP @ 5200 RPM) In normal driving conditions, 1978 Porsche 911 should accelerate faster than 1972 Bristol 411. With that said, vehicle weight also plays an important factor in acceleration. 1972 Bristol 411 weights approximately 531 kg more than 1978 Porsche 911.
Let's talk about torque, 1978 Porsche 911 (750 Nm @ 2000 RPM) has 162 more torque (in Nm) than 1972 Bristol 411. (588 Nm @ 3400 RPM). This means 1978 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1972 Bristol 411.
Compare all specifications:
| 1972 Bristol 411 | 1978 Porsche 911 | |
| Make | Bristol | Porsche |
| Model | 411 | 911 |
| Year Released | 1972 | 1978 |
| Engine Position | Front | Rear |
| Engine Size | 6276 cc | 2992 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 288 HP | 355 HP |
| Engine RPM | 5200 RPM | 4200 RPM |
| Torque | 588 Nm | 750 Nm |
| Torque RPM | 3400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1710 kg | 1179 kg |
| Vehicle Length | 4920 mm | 4300 mm |
| Vehicle Width | 1740 mm | 1660 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2910 mm | 2270 mm |
