1952 Alvis TB 21 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 55 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 2,996 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (268 HP @ 6600 RPM) has 177 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2007 BMW X3 should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2007 BMW X3 (315 Nm @ 2750 RPM) has 111 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2007 BMW X3 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 | 2007 BMW X3 | |
Make | Alvis | BMW |
Model | TB 21 | X3 |
Year Released | 1952 | 2007 |
Engine Position | Front | Front |
Engine Size | 2992 cc | 2996 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 91 HP | 268 HP |
Engine RPM | 4000 RPM | 6600 RPM |
Torque | 204 Nm | 315 Nm |
Torque RPM | 2200 RPM | 2750 RPM |
Engine Bore Size | 84 mm | 85 mm |
Engine Stroke Size | 90 mm | 88 mm |
Engine Compression Ratio | 7.1:1 | 10.7:1 |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 5 seats | 5 seats |
Vehicle Length | 4430 mm | 4570 mm |
Vehicle Width | 1680 mm | 1680 mm |
Wheelbase Size | 2750 mm | 2800 mm |