1963 Austin A 99 vs. 1996 Opel Calibra
To start off, 1996 Opel Calibra is newer by 33 year(s). Which means there will be less support and parts availability for 1963 Austin A 99. In addition, the cost of maintenance, including insurance, on 1963 Austin A 99 would be higher. At 2,912 cc (6 cylinders), 1963 Austin A 99 is equipped with a bigger engine. In terms of performance, 1996 Opel Calibra (115 HP @ 5200 RPM) has 8 more horse power than 1963 Austin A 99. (107 HP @ 4750 RPM) In normal driving conditions, 1996 Opel Calibra should accelerate faster than 1963 Austin A 99. With that said, vehicle weight also plays an important factor in acceleration. 1963 Austin A 99 weights approximately 340 kg more than 1996 Opel Calibra.
Let's talk about torque, 1963 Austin A 99 (224 Nm @ 2500 RPM) has 51 more torque (in Nm) than 1996 Opel Calibra. (173 Nm @ 2600 RPM). This means 1963 Austin A 99 will have an easier job in driving up hills or pulling heavy equipment than 1996 Opel Calibra.
Compare all specifications:
| 1963 Austin A 99 | 1996 Opel Calibra | |
| Make | Austin | Opel |
| Model | A 99 | Calibra |
| Year Released | 1963 | 1996 |
| Engine Position | Front | Front |
| Engine Size | 2912 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 107 HP | 115 HP |
| Engine RPM | 4750 RPM | 5200 RPM |
| Torque | 224 Nm | 173 Nm |
| Torque RPM | 2500 RPM | 2600 RPM |
| Engine Bore Size | 83.4 mm | 86.1 mm |
| Engine Stroke Size | 88.9 mm | 86 mm |
| Engine Compression Ratio | 8.3:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1190 kg |
| Vehicle Length | 4780 mm | 4500 mm |
| Vehicle Width | 1750 mm | 1700 mm |
| Vehicle Height | 1540 mm | 1610 mm |
| Wheelbase Size | 2800 mm | 2610 mm |
