1999 Alfa Romeo 145 vs. 1951 Alvis TB 21
To start off, 1999 Alfa Romeo 145 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 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1999 Alfa Romeo 145 (104 HP @ 4000 RPM) has 13 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM). In normal driving conditions, 1999 Alfa Romeo 145 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1999 Alfa Romeo 145 (255 Nm) has 51 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 1999 Alfa Romeo 145 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1999 Alfa Romeo 145 | 1951 Alvis TB 21 | |
| Make | Alfa Romeo | Alvis |
| Model | 145 | TB 21 |
| Year Released | 1999 | 1951 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 104 HP | 91 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 255 Nm | 204 Nm |
| Engine Bore Size | 82.7 mm | 84 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 19.2:1 | 7.1:1 |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4100 mm | 4430 mm |
| Vehicle Width | 1720 mm | 1680 mm |
| Wheelbase Size | 2710 mm | 2750 mm |
