2005 AC Cobra vs. 1987 Ford Sierra
To start off, 2005 AC Cobra is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 3,506 cc (8 cylinders), 2005 AC Cobra is equipped with a bigger engine. In terms of performance, 2005 AC Cobra (350 HP @ 6500 RPM) has 246 more horse power than 1987 Ford Sierra. (104 HP @ 5200 RPM). In normal driving conditions, 2005 AC Cobra should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 AC Cobra weights approximately 7 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 AC Cobra (400 Nm @ 4000 RPM) has 240 more torque (in Nm) than 1987 Ford Sierra. (160 Nm @ 4000 RPM). This means 2005 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2005 AC Cobra | 1987 Ford Sierra | |
| Make | AC | Ford |
| Model | Cobra | Sierra |
| Year Released | 2005 | 1987 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 1991 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 350 HP | 104 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 400 Nm | 160 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 90.8 mm |
| Engine Stroke Size | 81 mm | 77 mm |
| Engine Compression Ratio | 8.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1062 kg | 1055 kg |
| Vehicle Length | 4210 mm | 4500 mm |
| Vehicle Width | 1750 mm | 1680 mm |
| Vehicle Height | 1210 mm | 1400 mm |
| Wheelbase Size | 2300 mm | 2620 mm |
