1952 Alvis TB 21 vs. 2012 Opel Antara
To start off, 2012 Opel Antara is newer by 60 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2012 Opel Antara (138 HP @ 5200 RPM) has 47 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2012 Opel Antara should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 2012 Opel Antara (220 Nm @ 2400 RPM) has 16 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2012 Opel Antara will have an easier job in driving up hills or pulling heavy equipment than 1952 Alvis TB 21.
Compare all specifications:
| 1952 Alvis TB 21 | 2012 Opel Antara | |
| Make | Alvis | Opel |
| Model | TB 21 | Antara |
| Year Released | 1952 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 2404 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 138 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 204 Nm | 220 Nm |
| Torque RPM | 2200 RPM | 2400 RPM |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 90 mm | 100 mm |
| Engine Compression Ratio | 7.1:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4580 mm |
| Vehicle Width | 1680 mm | 1860 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
