1953 Alvis TB 21 vs. 1973 Citroen GS
To start off, 1973 Citroen GS is newer by 20 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, 1973 Citroen GS (107 HP @ 6500 RPM) has 15 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 1973 Citroen GS should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 1953 Alvis TB 21 (204 Nm @ 2200 RPM) has 67 more torque (in Nm) than 1973 Citroen GS. (137 Nm @ 3000 RPM). This means 1953 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen GS.
Compare all specifications:
| 1953 Alvis TB 21 | 1973 Citroen GS | |
| Make | Alvis | Citroen |
| Model | TB 21 | GS |
| Year Released | 1953 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1990 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 92 HP | 107 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 204 Nm | 137 Nm |
| Torque RPM | 2200 RPM | 3000 RPM |
| Engine Compression Ratio | 7.1:1 | 9.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4130 mm |
| Vehicle Width | 1680 mm | 1620 mm |
| Wheelbase Size | 2750 mm | 2570 mm |
