2004 Alfa Romeo 156 vs. 1953 Alvis TB 21
To start off, 2004 Alfa Romeo 156 is newer by 51 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, 2004 Alfa Romeo 156 (189 HP @ 6300 RPM) has 97 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2004 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 14 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1953 Alvis TB 21.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1953 Alvis TB 21 | |
| Make | Alfa Romeo | Alvis |
| Model | 156 | TB 21 |
| Year Released | 2004 | 1953 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 92 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 218 Nm | 204 Nm |
| Torque RPM | 5000 RPM | 2200 RPM |
| Engine Bore Size | 88 mm | 84 mm |
| Engine Stroke Size | 68.3 mm | 90 mm |
| Engine Compression Ratio | 10.3:1 | 7.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4440 mm | 4430 mm |
| Vehicle Width | 1750 mm | 1680 mm |
| Wheelbase Size | 2550 mm | 2750 mm |
