1961 Ford Thunderbird vs. 1993 Opel Calibra
To start off, 1993 Opel Calibra is newer by 32 year(s). Which means there will be less support and parts availability for 1961 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 1961 Ford Thunderbird would be higher. At 6,638 cc (8 cylinders), 1961 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 1961 Ford Thunderbird (339 HP @ 4800 RPM) has 224 more horse power than 1993 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1961 Ford Thunderbird should accelerate faster than 1993 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1961 Ford Thunderbird weights approximately 681 kg more than 1993 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1961 Ford Thunderbird | 1993 Opel Calibra | |
| Make | Ford | Opel |
| Model | Thunderbird | Calibra |
| Year Released | 1961 | 1993 |
| Engine Position | Front | Front |
| Engine Size | 6638 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 339 HP | 115 HP |
| Engine RPM | 4800 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1875 kg | 1194 kg |
| Vehicle Length | 5210 mm | 4500 mm |
| Vehicle Width | 1930 mm | 1700 mm |
| Vehicle Height | 1340 mm | 1610 mm |
| Wheelbase Size | 2880 mm | 2610 mm |
