2009 BMW 650 vs. 2008 Mercedes-Benz S
To start off, 2009 BMW 650 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz S would be higher. At 5,513 cc (12 cylinders), 2008 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz S (510 HP @ 5000 RPM) has 150 more horse power than 2009 BMW 650. (360 HP @ 6300 RPM) In normal driving conditions, 2008 Mercedes-Benz S should accelerate faster than 2009 BMW 650. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz S weights approximately 650 kg more than 2009 BMW 650. 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, 2008 Mercedes-Benz S (830 Nm @ 1800 RPM) has 342 more torque (in Nm) than 2009 BMW 650. (488 Nm @ 3400 RPM). This means 2008 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 650. 2008 Mercedes-Benz S has automatic transmission and 2009 BMW 650 has manual transmission. 2009 BMW 650 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 650 | 2008 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | 650 | S |
| Year Released | 2009 | 2008 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 5513 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 360 HP | 510 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 488 Nm | 830 Nm |
| Torque RPM | 3400 RPM | 1800 RPM |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 245 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 4.6 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1530 kg | 2180 kg |
| Vehicle Length | 4830 mm | 5210 mm |
| Vehicle Width | 1380 mm | 1880 mm |
| Vehicle Height | 1860 mm | 1480 mm |
| Wheelbase Size | 2790 mm | 3170 mm |
| Fuel Consumption | 10.7 L/100km | 13.8 L/100km |
| Fuel Consumption City | 15.7 L/100km | 21.4 L/100km |
| Fuel Consumption Overall | 8.6 L/100km | 14.3 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
