1951 Alvis TB 21 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 56 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, 2007 Opel Astra (122 HP @ 5600 RPM) has 31 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 1951 Alvis TB 21 (204 Nm) has 34 more torque (in Nm) than 2007 Opel Astra. (170 Nm). This means 1951 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
1951 Alvis TB 21 | 2007 Opel Astra | |
Make | Alvis | Opel |
Model | TB 21 | Astra |
Year Released | 1951 | 2007 |
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 | 122 HP |
Engine RPM | 4000 RPM | 5600 RPM |
Torque | 204 Nm | 170 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 |
Number of Seats | 5 seats | 5 seats |
Vehicle Width | 1680 mm | 1760 mm |
Wheelbase Size | 2750 mm | 2620 mm |