1956 AC Ace 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 AC Ace. In addition, the cost of maintenance, including insurance, on 1956 AC Ace would be higher. At 1,998 cc (4 cylinders), 1992 Opel Calibra is equipped with a bigger engine. In terms of performance, 1956 AC Ace (123 HP @ 6000 RPM) has 8 more horse power than 1992 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1956 AC Ace should accelerate faster than 1992 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1992 Opel Calibra weights approximately 296 kg more than 1956 AC Ace.
Let's talk about torque, 1992 Opel Calibra (173 Nm) has 6 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1992 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 1992 Opel Calibra | |
| Make | AC | Opel |
| Model | Ace | Calibra |
| Year Released | 1956 | 1992 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 115 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 167 Nm | 173 Nm |
| Engine Bore Size | 66 mm | 86 mm |
| Engine Stroke Size | 96 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1190 kg |
| Vehicle Length | 3850 mm | 4500 mm |
| Vehicle Width | 1520 mm | 1700 mm |
| Vehicle Height | 1250 mm | 1610 mm |
| Wheelbase Size | 2290 mm | 2610 mm |
