1951 Alvis TB 21 vs. 1976 Bristol 412
To start off, 1976 Bristol 412 is newer by 25 year(s). Which means there will be less support and parts availability for 1951 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TB 21 would be higher. At 6,555 cc (8 cylinders), 1976 Bristol 412 is equipped with a bigger engine. In terms of performance, 1976 Bristol 412 (208 HP @ 4400 RPM) has 117 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1976 Bristol 412 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1976 Bristol 412 (422 Nm) has 218 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1976 Bristol 412 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 1976 Bristol 412 | |
| Make | Alvis | Bristol |
| Model | TB 21 | 412 |
| Year Released | 1951 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 6555 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 91 HP | 208 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 204 Nm | 422 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4950 mm |
| Vehicle Width | 1680 mm | 1770 mm |
| Wheelbase Size | 2750 mm | 2910 mm |
