1953 Alvis TB 21 vs. 2003 Alfa Romeo 156
To start off, 2003 Alfa Romeo 156 is newer by 50 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 3,179 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (247 HP @ 6200 RPM) has 155 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2003 Alfa Romeo 156 (306 Nm @ 4800 RPM) has 102 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1953 Alvis TB 21.
Compare all specifications:
| 1953 Alvis TB 21 | 2003 Alfa Romeo 156 | |
| Make | Alvis | Alfa Romeo |
| Model | TB 21 | 156 |
| Year Released | 1953 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3179 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 92 HP | 247 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 204 Nm | 306 Nm |
| Torque RPM | 2200 RPM | 4800 RPM |
| Engine Compression Ratio | 7.1:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4450 mm |
| Vehicle Width | 1680 mm | 1750 mm |
| Wheelbase Size | 2750 mm | 2550 mm |
