1951 Alvis TB 21 vs. 2011 Buick Regal
To start off, 2011 Buick Regal is newer by 60 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 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2011 Buick Regal (220 HP @ 5300 RPM) has 129 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2011 Buick Regal should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2011 Buick Regal (349 Nm) has 145 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2011 Buick Regal 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 | 2011 Buick Regal | |
| Make | Alvis | Buick |
| Model | TB 21 | Regal |
| Year Released | 1951 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2000 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 220 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 204 Nm | 349 Nm |
| Fuel Type | Gasoline | Flex Fuel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4831 mm |
| Vehicle Width | 1680 mm | 1857 mm |
| Wheelbase Size | 2750 mm | 2738 mm |
