1953 Alvis TB 21 vs. 1977 Mercedes-Benz 450
To start off, 1977 Mercedes-Benz 450 is newer by 24 year(s). Which means there will be less support and parts availability for 1953 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1953 Alvis TB 21 would be higher. At 5,025 cc (8 cylinders), 1977 Mercedes-Benz 450 is equipped with a bigger engine. In terms of performance, 1977 Mercedes-Benz 450 (238 HP @ 5000 RPM) has 146 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 1977 Mercedes-Benz 450 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 1977 Mercedes-Benz 450 (402 Nm @ 3200 RPM) has 198 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 1977 Mercedes-Benz 450 will have an easier job in driving up hills or pulling heavy equipment than 1953 Alvis TB 21.
Compare all specifications:
| 1953 Alvis TB 21 | 1977 Mercedes-Benz 450 | |
| Make | Alvis | Mercedes-Benz |
| Model | TB 21 | 450 |
| Year Released | 1953 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5025 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 92 HP | 238 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 204 Nm | 402 Nm |
| Torque RPM | 2200 RPM | 3200 RPM |
| Engine Bore Size | 84 mm | 97 mm |
| Engine Stroke Size | 90 mm | 85 mm |
| Engine Compression Ratio | 7.1:1 | 8.8:1 |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4760 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Wheelbase Size | 2750 mm | 2820 mm |
