1951 Alvis TB 21 vs. 2008 Opel Zafira
To start off, 2008 Opel Zafira is newer by 57 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, 2008 Opel Zafira (139 HP @ 6300 RPM) has 48 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2008 Opel Zafira should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 29 more torque (in Nm) than 2008 Opel Zafira. (175 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Zafira.
Compare all specifications:
1951 Alvis TB 21 | 2008 Opel Zafira | |
Make | Alvis | Opel |
Model | TB 21 | Zafira |
Year Released | 1951 | 2008 |
Engine Position | Front | Front |
Engine Size | 2993 cc | 1796 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 91 HP | 139 HP |
Engine RPM | 4000 RPM | 6300 RPM |
Torque | 204 Nm | 175 Nm |
Engine Bore Size | 84 mm | 80.5 mm |
Engine Stroke Size | 90 mm | 88.2 mm |
Engine Compression Ratio | 7.1:1 | 10.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Number of Seats | 5 seats | 7 seats |
Vehicle Length | 4430 mm | 4320 mm |
Vehicle Width | 1680 mm | 1750 mm |
Wheelbase Size | 2750 mm | 2700 mm |