1952 Alvis TB 21 vs. 2009 BMW 325
To start off, 2009 BMW 325 is newer by 57 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2009 BMW 325 (189 HP @ 6000 RPM) has 98 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2009 BMW 325 should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2009 BMW 325 (245 Nm @ 3500 RPM) has 41 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2009 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1952 Alvis TB 21.
Compare all specifications:
| 1952 Alvis TB 21 | 2009 BMW 325 | |
| Make | Alvis | BMW |
| Model | TB 21 | 325 |
| Year Released | 1952 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 189 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 245 Nm |
| Torque RPM | 2200 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84.1 mm |
| Engine Stroke Size | 90 mm | 75 mm |
| Engine Compression Ratio | 7.1:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4490 mm |
| Vehicle Width | 1680 mm | 1760 mm |
| Wheelbase Size | 2750 mm | 2730 mm |
