2012 Bentley Continental Supersports vs. 2007 BMW 645
To start off, 2012 Bentley Continental Supersports is newer by 5 year(s). Which means there will be less support and parts availability for 2007 BMW 645. In addition, the cost of maintenance, including insurance, on 2007 BMW 645 would be higher. At 5,998 cc (12 cylinders), 2012 Bentley Continental Supersports is equipped with a bigger engine. In terms of performance, 2012 Bentley Continental Supersports (621 HP @ 6100 RPM) has 293 more horse power than 2007 BMW 645. (328 HP @ 6100 RPM). In normal driving conditions, 2012 Bentley Continental Supersports should accelerate faster than 2007 BMW 645. With that said, vehicle weight also plays an important factor in acceleration. 2012 Bentley Continental Supersports weights approximately 551 kg more than 2007 BMW 645. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Bentley Continental Supersports is all wheel drive (AWD), it will have significant more traction and grip than 2007 BMW 645. In wet, icy, snow, or gravel driving conditions, 2012 Bentley Continental Supersports 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, 2012 Bentley Continental Supersports (800 Nm @ 2000 RPM) has 350 more torque (in Nm) than 2007 BMW 645. (450 Nm @ 3600 RPM). This means 2012 Bentley Continental Supersports will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 645.
Compare all specifications:
| 2012 Bentley Continental Supersports | 2007 BMW 645 | |
| Make | Bentley | BMW |
| Model | Continental Supersports | 645 |
| Year Released | 2012 | 2007 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 4398 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | W | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 621 HP | 328 HP |
| Engine RPM | 6100 RPM | 6100 RPM |
| Torque | 800 Nm | 450 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Fuel Type | Flex Fuel | Gasoline - Premium |
| Top Speed | 329 km/hour | 245 km/hour |
| Acceleration 0-100mph | 3.8 seconds | 5.6 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | 6-speed shiftable automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2241 kg | 1690 kg |
| Vehicle Length | 4803 mm | 4830 mm |
| Vehicle Width | 1946 mm | 1860 mm |
| Vehicle Height | 1379 mm | 1380 mm |
| Wheelbase Size | 2746 mm | 2790 mm |
| Fuel Tank Capacity | 90 L | 70 L |
