1953 Alvis TB 21 vs. 1981 BMW 628
To start off, 1981 BMW 628 is newer by 28 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 2,993 cc (6 cylinders), 1953 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1981 BMW 628 (181 HP @ 6000 RPM) has 89 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 1981 BMW 628 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 1981 BMW 628 (240 Nm @ 4000 RPM) has 36 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 1981 BMW 628 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 | 1981 BMW 628 | |
Make | Alvis | BMW |
Model | TB 21 | 628 |
Year Released | 1953 | 1981 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 2788 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 92 HP | 181 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 204 Nm | 240 Nm |
Torque RPM | 2200 RPM | 4000 RPM |
Engine Bore Size | 84 mm | 86 mm |
Engine Stroke Size | 90 mm | 80 mm |
Engine Compression Ratio | 7.1:1 | 9.3:1 |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 5 seats | 4 seats |
Vehicle Length | 4430 mm | 4760 mm |
Vehicle Width | 1680 mm | 1730 mm |
Wheelbase Size | 2750 mm | 2640 mm |