1958 Alvis TD vs. 1995 Opel Calibra
To start off, 1995 Opel Calibra is newer by 37 year(s). Which means there will be less support and parts availability for 1958 Alvis TD. In addition, the cost of maintenance, including insurance, on 1958 Alvis TD would be higher. At 2,991 cc (6 cylinders), 1958 Alvis TD is equipped with a bigger engine. In terms of performance, 1958 Alvis TD (116 HP @ 4500 RPM) has 1 more horse power than 1995 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1958 Alvis TD should accelerate faster than 1995 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1958 Alvis TD weights approximately 235 kg more than 1995 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1958 Alvis TD (221 Nm @ 2500 RPM) has 51 more torque (in Nm) than 1995 Opel Calibra. (170 Nm @ 2600 RPM). This means 1958 Alvis TD will have an easier job in driving up hills or pulling heavy equipment than 1995 Opel Calibra.
Compare all specifications:
| 1958 Alvis TD | 1995 Opel Calibra | |
| Make | Alvis | Opel |
| Model | TD | Calibra |
| Year Released | 1958 | 1995 |
| Engine Position | Front | Front |
| Engine Size | 2991 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 116 HP | 115 HP |
| Engine RPM | 4500 RPM | 5200 RPM |
| Torque | 221 Nm | 170 Nm |
| Torque RPM | 2500 RPM | 2600 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 8.5:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1425 kg | 1190 kg |
| Vehicle Length | 4800 mm | 4500 mm |
| Vehicle Width | 1670 mm | 1700 mm |
| Vehicle Height | 1530 mm | 1610 mm |
| Wheelbase Size | 2840 mm | 2610 mm |
