1953 Alvis TB 21 vs. 2008 BMW 545
To start off, 2008 BMW 545 is newer by 55 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 4,398 cc (8 cylinders), 2008 BMW 545 is equipped with a bigger engine. In terms of performance, 2008 BMW 545 (328 HP @ 6100 RPM) has 236 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2008 BMW 545 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2008 BMW 545 (450 Nm @ 3600 RPM) has 246 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2008 BMW 545 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 | 2008 BMW 545 | |
| Make | Alvis | BMW |
| Model | TB 21 | 545 |
| Year Released | 1953 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 92 HP | 328 HP |
| Engine RPM | 4000 RPM | 6100 RPM |
| Torque | 204 Nm | 450 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 90 mm | 82.7 mm |
| Engine Compression Ratio | 7.1:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4850 mm |
| Vehicle Width | 1680 mm | 1850 mm |
| Wheelbase Size | 2750 mm | 2840 mm |
