1964 AC Cobra vs. 1984 Ford Sierra
To start off, 1984 Ford Sierra is newer by 20 year(s). Which means there will be less support and parts availability for 1964 AC Cobra. In addition, the cost of maintenance, including insurance, on 1964 AC Cobra would be higher. At 4,737 cc (8 cylinders), 1964 AC Cobra is equipped with a bigger engine. In terms of performance, 1964 AC Cobra (267 HP @ 6000 RPM) has 153 more horse power than 1984 Ford Sierra. (114 HP @ 5300 RPM). In normal driving conditions, 1964 AC Cobra should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1984 Ford Sierra weights approximately 105 kg more than 1964 AC Cobra.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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. Let's talk about torque, 1964 AC Cobra (426 Nm @ 3400 RPM) has 250 more torque (in Nm) than 1984 Ford Sierra. (176 Nm @ 3000 RPM). This means 1964 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 1984 Ford Sierra has automatic transmission and 1964 AC Cobra has manual transmission. 1964 AC Cobra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1984 Ford Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1964 AC Cobra | 1984 Ford Sierra | |
| Make | AC | Ford |
| Model | Cobra | Sierra |
| Year Released | 1964 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 4737 cc | 2294 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 267 HP | 114 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 426 Nm | 176 Nm |
| Torque RPM | 3400 RPM | 3000 RPM |
| Engine Bore Size | 101.7 mm | 90 mm |
| Engine Stroke Size | 72.9 mm | 60.1 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1010 kg | 1115 kg |
| Vehicle Length | 3850 mm | 4420 mm |
| Vehicle Width | 1560 mm | 1730 mm |
| Vehicle Height | 1250 mm | 1420 mm |
| Wheelbase Size | 2290 mm | 2610 mm |
| Fuel Tank Capacity | 68 L | 60 L |
