1951 Alvis TB 21 vs. 1973 Citroen DS
To start off, 1973 Citroen DS is newer by 22 year(s). Which means there will be less support and parts availability for 1951 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1973 Citroen DS (103 HP @ 5500 RPM) has 12 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1973 Citroen DS should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 52 more torque (in Nm) than 1973 Citroen DS. (152 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen DS.
Compare all specifications:
1951 Alvis TB 21 | 1973 Citroen DS | |
Make | Alvis | Citroen |
Model | TB 21 | DS |
Year Released | 1951 | 1973 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 1985 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 91 HP | 103 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 204 Nm | 152 Nm |
Engine Bore Size | 84 mm | 86 mm |
Engine Stroke Size | 90 mm | 85.5 mm |
Engine Compression Ratio | 7.1:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 5 seats | 5 seats |
Vehicle Length | 4430 mm | 4810 mm |
Vehicle Width | 1680 mm | 1800 mm |
Wheelbase Size | 2750 mm | 3130 mm |