1966 AC Cobra vs. 1981 Opel Ascona
To start off, 1981 Opel Ascona is newer by 15 year(s). Which means there will be less support and parts availability for 1966 AC Cobra. In addition, the cost of maintenance, including insurance, on 1966 AC Cobra would be higher. At 6,997 cc (8 cylinders), 1966 AC Cobra is equipped with a bigger engine. In terms of performance, 1966 AC Cobra (410 HP @ 6000 RPM) has 329 more horse power than 1981 Opel Ascona. (81 HP @ 5400 RPM). In normal driving conditions, 1966 AC Cobra should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1966 AC Cobra weights approximately 133 kg more than 1981 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1966 AC Cobra (651 Nm @ 3700 RPM) has 517 more torque (in Nm) than 1981 Opel Ascona. (134 Nm @ 2600 RPM). This means 1966 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1966 AC Cobra | 1981 Opel Ascona | |
| Make | AC | Opel |
| Model | Cobra | Ascona |
| Year Released | 1966 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 6997 cc | 1598 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 410 HP | 81 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 651 Nm | 134 Nm |
| Torque RPM | 3700 RPM | 2600 RPM |
| Engine Bore Size | 107.7 mm | 79 mm |
| Engine Stroke Size | 96 mm | 81.5 mm |
| Engine Compression Ratio | 11.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1147 kg | 1014 kg |
| Vehicle Length | 3970 mm | 4380 mm |
| Vehicle Width | 1730 mm | 1680 mm |
| Vehicle Height | 1250 mm | 1400 mm |
| Wheelbase Size | 2290 mm | 2580 mm |
