1975 Bristol 411 vs. 1977 Porsche 911
To start off, 1977 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 1975 Bristol 411. In addition, the cost of maintenance, including insurance, on 1975 Bristol 411 would be higher. At 6,277 cc (8 cylinders), 1975 Bristol 411 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1975 Bristol 411 weights approximately 635 kg more than 1977 Porsche 911.
Let's talk about torque, 1975 Bristol 411 (588 Nm @ 3400 RPM) has 348 more torque (in Nm) than 1977 Porsche 911. (240 Nm @ 3800 RPM). This means 1975 Bristol 411 will have an easier job in driving up hills or pulling heavy equipment than 1977 Porsche 911.
Compare all specifications:
| 1975 Bristol 411 | 1977 Porsche 911 | |
| Make | Bristol | Porsche |
| Model | 411 | 911 |
| Year Released | 1975 | 1977 |
| Engine Position | Front | Rear |
| Engine Size | 6277 cc | 2687 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 288 HP | 0 HP |
| Torque | 588 Nm | 240 Nm |
| Torque RPM | 3400 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1710 kg | 1075 kg |
| Vehicle Length | 4920 mm | 4300 mm |
| Vehicle Width | 1740 mm | 1620 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2910 mm | 2270 mm |
