1985 Ford Sierra vs. 1965 AC Cobra
To start off, 1985 Ford Sierra is newer by 20 year(s). Which means there will be less support and parts availability for 1965 AC Cobra. In addition, the cost of maintenance, including insurance, on 1965 AC Cobra would be higher. At 4,737 cc (8 cylinders), 1965 AC Cobra is equipped with a bigger engine. In terms of performance, 1965 AC Cobra (267 HP @ 6000 RPM) has 119 more horse power than 1985 Ford Sierra. (148 HP @ 5700 RPM) In normal driving conditions, 1965 AC Cobra should accelerate faster than 1985 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1985 Ford Sierra weights approximately 195 kg more than 1965 AC Cobra.
Let's talk about torque, 1965 AC Cobra (426 Nm @ 3400 RPM) has 206 more torque (in Nm) than 1985 Ford Sierra. (220 Nm @ 3800 RPM). This means 1965 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 1985 Ford Sierra.
Compare all specifications:
| 1985 Ford Sierra | 1965 AC Cobra | |
| Make | Ford | AC |
| Model | Sierra | Cobra |
| Year Released | 1985 | 1965 |
| Engine Position | Front | Front |
| Engine Size | 2790 cc | 4737 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 267 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 220 Nm | 426 Nm |
| Torque RPM | 3800 RPM | 3400 RPM |
| Engine Bore Size | 93 mm | 101.7 mm |
| Engine Stroke Size | 68.5 mm | 72.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1205 kg | 1010 kg |
| Vehicle Length | 4400 mm | 3850 mm |
| Vehicle Width | 1680 mm | 1560 mm |
| Vehicle Height | 1370 mm | 1250 mm |
| Wheelbase Size | 2620 mm | 2290 mm |
