1987 Alfa Romeo 33 vs. 1953 Alvis TB 21
To start off, 1987 Alfa Romeo 33 is newer by 34 year(s). Which means there will be less support and parts availability for 1953 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1953 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1953 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1953 Alvis TB 21 (92 HP @ 4000 RPM) has 13 more horse power than 1987 Alfa Romeo 33. (79 HP @ 6000 RPM) In normal driving conditions, 1953 Alvis TB 21 should accelerate faster than 1987 Alfa Romeo 33.
Let's talk about torque, 1953 Alvis TB 21 (204 Nm @ 2200 RPM) has 91 more torque (in Nm) than 1987 Alfa Romeo 33. (113 Nm @ 3500 RPM). This means 1953 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1987 Alfa Romeo 33.
Compare all specifications:
| 1987 Alfa Romeo 33 | 1953 Alvis TB 21 | |
| Make | Alfa Romeo | Alvis |
| Model | 33 | TB 21 |
| Year Released | 1987 | 1953 |
| Engine Position | Front | Front |
| Engine Size | 1351 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 79 HP | 92 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 113 Nm | 204 Nm |
| Torque RPM | 3500 RPM | 2200 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 67.2 mm | 90 mm |
| Engine Compression Ratio | 9.0:1 | 7.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4020 mm | 4430 mm |
| Vehicle Width | 1620 mm | 1680 mm |
| Wheelbase Size | 2520 mm | 2750 mm |
