1951 Alvis TB 21 vs. 2006 Isuzu KB
To start off, 2006 Isuzu KB is newer by 55 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 3,494 cc, 2006 Isuzu KB is equipped with a bigger engine. In terms of performance, 2006 Isuzu KB (197 HP @ 5400 RPM) has 106 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2006 Isuzu KB should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2006 Isuzu KB (281 Nm) has 77 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2006 Isuzu KB will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 2006 Isuzu KB | |
| Make | Alvis | Isuzu |
| Model | TB 21 | KB |
| Year Released | 1951 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3494 cc |
| Horse Power | 91 HP | 197 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 204 Nm | 281 Nm |
| Engine Bore Size | 84 mm | 93.4 mm |
| Engine Stroke Size | 90 mm | 85 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4910 mm |
| Vehicle Width | 1680 mm | 1810 mm |
