1956 BMW 507 vs. 1992 Opel Calibra
To start off, 1992 Opel Calibra is newer by 36 year(s). Which means there will be less support and parts availability for 1956 BMW 507. In addition, the cost of maintenance, including insurance, on 1956 BMW 507 would be higher. At 3,169 cc (8 cylinders), 1956 BMW 507 is equipped with a bigger engine. In terms of performance, 1956 BMW 507 (148 HP @ 4800 RPM) has 33 more horse power than 1992 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1956 BMW 507 should accelerate faster than 1992 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1956 BMW 507 weights approximately 64 kg more than 1992 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, 1956 BMW 507 (220 Nm @ 2500 RPM) has 47 more torque (in Nm) than 1992 Opel Calibra. (173 Nm @ 2600 RPM). This means 1956 BMW 507 will have an easier job in driving up hills or pulling heavy equipment than 1992 Opel Calibra.
Compare all specifications:
| 1956 BMW 507 | 1992 Opel Calibra | |
| Make | BMW | Opel |
| Model | 507 | Calibra |
| Year Released | 1956 | 1992 |
| Engine Position | Front | Front |
| Engine Size | 3169 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 115 HP |
| Engine RPM | 4800 RPM | 5200 RPM |
| Torque | 220 Nm | 173 Nm |
| Torque RPM | 2500 RPM | 2600 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 75 mm | 86 mm |
| Engine Compression Ratio | 7.8:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1254 kg | 1190 kg |
| Vehicle Length | 4400 mm | 4500 mm |
| Vehicle Width | 1660 mm | 1700 mm |
| Vehicle Height | 1210 mm | 1610 mm |
| Wheelbase Size | 2490 mm | 2610 mm |
