1950 Alvis TB 21 vs. 2006 Opel Zafira
To start off, 2006 Opel Zafira is newer by 56 year(s). Which means there will be less support and parts availability for 1950 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1950 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1950 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2006 Opel Zafira (148 HP @ 4000 RPM) has 57 more horse power than 1950 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2006 Opel Zafira should accelerate faster than 1950 Alvis TB 21.
Let's talk about torque, 2006 Opel Zafira (321 Nm) has 117 more torque (in Nm) than 1950 Alvis TB 21. (204 Nm). This means 2006 Opel Zafira will have an easier job in driving up hills or pulling heavy equipment than 1950 Alvis TB 21.
Compare all specifications:
| 1950 Alvis TB 21 | 2006 Opel Zafira | |
| Make | Alvis | Opel |
| Model | TB 21 | Zafira |
| Year Released | 1950 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 148 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 204 Nm | 321 Nm |
| Fuel Type | Gasoline | Diesel |
| Vehicle Length | 4430 mm | 4470 mm |
| Vehicle Width | 1680 mm | 1810 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
| Fuel Tank Capacity | 64 L | 58 L |
