1951 Alvis TB 21 vs. 2009 Peugeot 407
To start off, 2009 Peugeot 407 is newer by 58 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, 2009 Peugeot 407 (161 HP @ 5900 RPM) has 70 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2009 Peugeot 407 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2009 Peugeot 407 (220 Nm) has 16 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2009 Peugeot 407 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 2009 Peugeot 407 | |
| Make | Alvis | Peugeot |
| Model | TB 21 | 407 |
| Year Released | 1951 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2230 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 161 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 204 Nm | 220 Nm |
| Engine Bore Size | 84 mm | 86.1 mm |
| Engine Stroke Size | 90 mm | 96 mm |
| Engine Compression Ratio | 7.1:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4820 mm |
| Vehicle Width | 1680 mm | 1410 mm |
| Wheelbase Size | 2750 mm | 2730 mm |
