1951 Alvis TB 21 vs. 1999 Dodge Viper
To start off, 1999 Dodge Viper is newer by 48 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 8,424 cc (10 cylinders), 1999 Dodge Viper is equipped with a bigger engine. In terms of performance, 1999 Dodge Viper (670 HP) has 579 more horse power than 1951 Alvis TB 21. (91 HP) In normal driving conditions, 1999 Dodge Viper should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1999 Dodge Viper (913 Nm) has 709 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1999 Dodge Viper 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 | 1999 Dodge Viper | |
| Make | Alvis | Dodge |
| Model | TB 21 | Viper |
| Year Released | 1951 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 8424 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 670 HP |
| Torque | 204 Nm | 913 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 4490 mm |
| Vehicle Width | 1680 mm | 1930 mm |
| Wheelbase Size | 2750 mm | 2450 mm |
