1963 AC Cobra vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 43 year(s). Which means there will be less support and parts availability for 1963 AC Cobra. In addition, the cost of maintenance, including insurance, on 1963 AC Cobra would be higher. At 4,727 cc (8 cylinders), 1963 AC Cobra is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 57 more horse power than 1963 AC Cobra. (271 HP @ 5750 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 1963 AC Cobra. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 765 kg more than 1963 AC Cobra. 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 27 more torque (in Nm) than 1963 AC Cobra. (423 Nm @ 4500 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1963 AC Cobra. 2006 BMW 645 has automatic transmission and 1963 AC Cobra has manual transmission. 1963 AC Cobra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1963 AC Cobra | 2006 BMW 645 | |
| Make | AC | BMW |
| Model | Cobra | 645 |
| Year Released | 1963 | 2006 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4727 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 271 HP | 328 HP |
| Engine RPM | 5750 RPM | 6100 RPM |
| Torque | 423 Nm | 450 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 217 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1050 kg | 1815 kg |
| Vehicle Length | 3850 mm | 4830 mm |
| Vehicle Width | 1560 mm | 1860 mm |
| Vehicle Height | 1250 mm | 1380 mm |
| Wheelbase Size | 2290 mm | 2790 mm |
| Fuel Tank Capacity | 68 L | 70 L |
