2006 BMW 645 vs. 2008 Mercedes-Benz SL
To start off, 2008 Mercedes-Benz SL is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 4,966 cc (8 cylinders), 2008 Mercedes-Benz SL is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz SL weights approximately 9 kg more than 2006 BMW 645.
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, 2008 Mercedes-Benz SL (460 Nm @ 2700 RPM) has 10 more torque (in Nm) than 2006 BMW 645. (450 Nm @ 3600 RPM). This means 2008 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 645. 2008 Mercedes-Benz SL has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
2006 BMW 645 | 2008 Mercedes-Benz SL | |
Make | BMW | Mercedes-Benz |
Model | 645 | SL |
Year Released | 2006 | 2008 |
Body Type | Convertible | Convertible |
Engine Position | Front | Front |
Engine Size | 4398 cc | 4966 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 2 valves | 3 valves |
Horse Power | 328 HP | 0 HP |
Torque | 450 Nm | 460 Nm |
Torque RPM | 3600 RPM | 2700 RPM |
Engine Bore Size | 92 mm | 97 mm |
Engine Stroke Size | 83 mm | 84 mm |
Engine Compression Ratio | 10.0:1 | 10.0:1 |
Fuel Type | Gasoline | Gasoline |
Top Speed | 250 km/hour | 250 km/hour |
Acceleration 0-100mph | 6.1 seconds | 6.3 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1836 kg | 1845 kg |
Vehicle Length | 4830 mm | 4540 mm |
Vehicle Height | 1380 mm | 1830 mm |
Wheelbase Size | 2790 mm | 2570 mm |
Fuel Consumption Overall | 12.8 L/100km | 12.7 L/100km |
Fuel Tank Capacity | 70 L | 90 L |