1951 Alvis TB 21 vs. 1980 Mercedes-Benz S
To start off, 1980 Mercedes-Benz S is newer by 29 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 3,818 cc (8 cylinders), 1980 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1980 Mercedes-Benz S (218 HP @ 5500 RPM) has 127 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1980 Mercedes-Benz S should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1980 Mercedes-Benz S (306 Nm) has 102 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1980 Mercedes-Benz S 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 | 1980 Mercedes-Benz S | |
| Make | Alvis | Mercedes-Benz |
| Model | TB 21 | S |
| Year Released | 1951 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3818 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 91 HP | 218 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 204 Nm | 306 Nm |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 90 mm | 71.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 5030 mm |
| Vehicle Width | 1680 mm | 1830 mm |
| Wheelbase Size | 2750 mm | 2950 mm |
