1949 Alfa Romeo 6C vs. 1991 Opel Calibra
To start off, 1991 Opel Calibra is newer by 42 year(s). Which means there will be less support and parts availability for 1949 Alfa Romeo 6C. In addition, the cost of maintenance, including insurance, on 1949 Alfa Romeo 6C would be higher. At 2,443 cc (6 cylinders), 1949 Alfa Romeo 6C is equipped with a bigger engine. In terms of performance, 1991 Opel Calibra (201 HP @ 5600 RPM) has 112 more horse power than 1949 Alfa Romeo 6C. (89 HP @ 4600 RPM) In normal driving conditions, 1991 Opel Calibra should accelerate faster than 1949 Alfa Romeo 6C. With that said, vehicle weight also plays an important factor in acceleration. 1949 Alfa Romeo 6C weights approximately 127 kg more than 1991 Opel Calibra.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1949 Alfa Romeo 6C. In wet, icy, snow, or gravel driving conditions, 1991 Opel Calibra will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control.
Compare all specifications:
| 1949 Alfa Romeo 6C | 1991 Opel Calibra | |
| Make | Alfa Romeo | Opel |
| Model | 6C | Calibra |
| Year Released | 1949 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2443 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 89 HP | 201 HP |
| Engine RPM | 4600 RPM | 5600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1550 kg | 1423 kg |
| Vehicle Length | 4930 mm | 4500 mm |
| Vehicle Width | 1960 mm | 1700 mm |
| Vehicle Height | 1610 mm | 1610 mm |
| Wheelbase Size | 3010 mm | 2450 mm |
