1951 Alvis TB 21 vs. 1998 Mazda 323
To start off, 1998 Mazda 323 is newer by 47 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) has 17 more horse power than 1998 Mazda 323. (74 HP). In normal driving conditions, 1951 Alvis TB 21 should accelerate faster than 1998 Mazda 323.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 95 more torque (in Nm) than 1998 Mazda 323. (109 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1998 Mazda 323.
Compare all specifications:
| 1951 Alvis TB 21 | 1998 Mazda 323 | |
| Make | Alvis | Mazda |
| Model | TB 21 | 323 |
| Year Released | 1951 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1323 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 74 HP |
| Torque | 204 Nm | 109 Nm |
| Engine Bore Size | 84 mm | 71 mm |
| Engine Stroke Size | 90 mm | 83.6 mm |
| Engine Compression Ratio | 7.1:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4210 mm |
| Vehicle Width | 1680 mm | 1710 mm |
| Wheelbase Size | 2750 mm | 2850 mm |
