1951 Alvis TB 21 vs. 1976 Mercedes-Benz 300
To start off, 1976 Mercedes-Benz 300 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 3,005 cc (5 cylinders), 1976 Mercedes-Benz 300 is equipped with a bigger engine. In terms of performance, 1951 Alvis TB 21 (91 HP @ 4000 RPM) has 11 more horse power than 1976 Mercedes-Benz 300. (80 HP @ 4000 RPM). In normal driving conditions, 1951 Alvis TB 21 should accelerate faster than 1976 Mercedes-Benz 300.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 33 more torque (in Nm) than 1976 Mercedes-Benz 300. (171 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1976 Mercedes-Benz 300.
Compare all specifications:
| 1951 Alvis TB 21 | 1976 Mercedes-Benz 300 | |
| Make | Alvis | Mercedes-Benz |
| Model | TB 21 | 300 |
| Year Released | 1951 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3005 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 80 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 204 Nm | 171 Nm |
| Engine Bore Size | 84 mm | 91 mm |
| Engine Stroke Size | 90 mm | 92.4 mm |
| Engine Compression Ratio | 7.1:1 | 21.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4730 mm |
| Vehicle Width | 1680 mm | 1790 mm |
| Wheelbase Size | 2750 mm | 2800 mm |
