1951 Alvis TB 21 vs. 2010 Infiniti M
To start off, 2010 Infiniti M is newer by 59 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 4,493 cc (8 cylinders), 2010 Infiniti M is equipped with a bigger engine. In terms of performance, 2010 Infiniti M (325 HP @ 6400 RPM) has 234 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2010 Infiniti M should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2010 Infiniti M (456 Nm) has 252 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2010 Infiniti M 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 | 2010 Infiniti M | |
| Make | Alvis | Infiniti |
| Model | TB 21 | M |
| Year Released | 1951 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 4493 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 325 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 204 Nm | 456 Nm |
| Engine Compression Ratio | 7.1:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4940 mm |
| Vehicle Width | 1680 mm | 1810 mm |
| Wheelbase Size | 2750 mm | 2910 mm |
