1953 Alvis TB 21 vs. 2004 Mercedes-Benz SLR McLaren
To start off, 2004 Mercedes-Benz SLR McLaren is newer by 51 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 5,439 cc (8 cylinders), 2004 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SLR McLaren (617 HP @ 6500 RPM) has 525 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2004 Mercedes-Benz SLR McLaren should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2004 Mercedes-Benz SLR McLaren (780 Nm @ 3250 RPM) has 576 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2004 Mercedes-Benz SLR McLaren 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 | 2004 Mercedes-Benz SLR McLaren | |
| Make | Alvis | Mercedes-Benz |
| Model | TB 21 | SLR McLaren |
| Year Released | 1953 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 92 HP | 617 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 204 Nm | 780 Nm |
| Torque RPM | 2200 RPM | 3250 RPM |
| Engine Bore Size | 84 mm | 97 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Engine Compression Ratio | 7.1:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 4660 mm |
| Vehicle Width | 1680 mm | 1910 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
