1951 Alvis TB 21 vs. 1988 Opel Kadett
To start off, 1988 Opel Kadett is newer by 37 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, 1988 Opel Kadett (150 HP @ 6000 RPM) has 59 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1988 Opel Kadett should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 9 more torque (in Nm) than 1988 Opel Kadett. (195 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1988 Opel Kadett.
Compare all specifications:
| 1951 Alvis TB 21 | 1988 Opel Kadett | |
| Make | Alvis | Opel |
| Model | TB 21 | Kadett |
| Year Released | 1951 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 150 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 195 Nm |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 7.1:1 | 10.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4010 mm |
| Vehicle Width | 1680 mm | 1670 mm |
| Wheelbase Size | 2750 mm | 2530 mm |
