1951 Alvis TB 21 vs. 2007 Citroen C4
To start off, 2007 Citroen C4 is newer by 56 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, 1951 Alvis TB 21 (91 HP @ 4000 RPM) has 4 more horse power than 2007 Citroen C4. (87 HP @ 5250 RPM). In normal driving conditions, 1951 Alvis TB 21 should accelerate faster than 2007 Citroen C4.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 71 more torque (in Nm) than 2007 Citroen C4. (133 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 1951 Alvis TB 21 | 2007 Citroen C4 | |
| Make | Alvis | Citroen |
| Model | TB 21 | C4 |
| Year Released | 1951 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1360 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 87 HP |
| Engine RPM | 4000 RPM | 5250 RPM |
| Torque | 204 Nm | 133 Nm |
| Engine Compression Ratio | 7.1:1 | 11.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4270 mm |
| Vehicle Width | 1680 mm | 1780 mm |
| Wheelbase Size | 2750 mm | 2610 mm |
