1999 AC Cobra vs. 2011 BMW X6
To start off, 2011 BMW X6 is newer by 12 year(s). Which means there will be less support and parts availability for 1999 AC Cobra. In addition, the cost of maintenance, including insurance, on 1999 AC Cobra would be higher. At 4,941 cc (8 cylinders), 1999 AC Cobra is equipped with a bigger engine. In terms of performance, 2011 BMW X6 (244 HP @ 4000 RPM) has 22 more horse power than 1999 AC Cobra. (222 HP @ 4200 RPM) In normal driving conditions, 2011 BMW X6 should accelerate faster than 1999 AC Cobra. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X6 weights approximately 1125 kg more than 1999 AC Cobra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW X6 is all wheel drive (AWD), it will have significant more traction and grip than 1999 AC Cobra. In wet, icy, snow, or gravel driving conditions, 2011 BMW X6 will offer significantly more control. 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, 2011 BMW X6 (600 Nm) has 78 more torque (in Nm) than 1999 AC Cobra. (522 Nm). This means 2011 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1999 AC Cobra. 2011 BMW X6 has automatic transmission and 1999 AC Cobra has manual transmission. 1999 AC Cobra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 BMW X6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 AC Cobra | 2011 BMW X6 | |
| Make | AC | BMW |
| Model | Cobra | X6 |
| Year Released | 1999 | 2011 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 4941 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 222 HP | 244 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 522 Nm | 600 Nm |
| Engine Bore Size | 101.6 mm | 90 mm |
| Engine Stroke Size | 76.2 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1025 kg | 2150 kg |
| Vehicle Length | 4210 mm | 4877 mm |
| Vehicle Width | 1750 mm | 1983 mm |
| Vehicle Height | 1210 mm | 1690 mm |
| Wheelbase Size | 2300 mm | 2933 mm |
| Fuel Tank Capacity | 90 L | 85 L |
