1952 Alvis TB 21 vs. 2005 Proton Impian
To start off, 2005 Proton Impian is newer by 53 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2005 Proton Impian (101 HP @ 6000 RPM) has 10 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2005 Proton Impian should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1952 Alvis TB 21 (204 Nm @ 2200 RPM) has 64 more torque (in Nm) than 2005 Proton Impian. (140 Nm @ 2750 RPM). This means 1952 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 2005 Proton Impian.
Compare all specifications:
| 1952 Alvis TB 21 | 2005 Proton Impian | |
| Make | Alvis | Proton |
| Model | TB 21 | Impian |
| Year Released | 1952 | 2005 |
| Engine Size | 2992 cc | 1584 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 101 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 140 Nm |
| Torque RPM | 2200 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 4430 mm | 4470 mm |
| Vehicle Width | 1680 mm | 1750 mm |
| Wheelbase Size | 2750 mm | 2610 mm |
