2007 Mercedes-Benz SL vs. 2012 BMW 650
To start off, 2012 BMW 650 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz SL would be higher. At 5,980 cc (12 cylinders), 2007 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SL (604 HP @ 4800 RPM) has 204 more horse power than 2012 BMW 650. (400 HP @ 5500 RPM). In normal driving conditions, 2007 Mercedes-Benz SL should accelerate faster than 2012 BMW 650. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz SL weights approximately 30 kg more than 2012 BMW 650. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 BMW 650 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2012 BMW 650 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, 2007 Mercedes-Benz SL (1,000 Nm @ 2000 RPM) has 391 more torque (in Nm) than 2012 BMW 650. (609 Nm @ 1750 RPM). This means 2007 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2012 BMW 650.
Compare all specifications:
| 2007 Mercedes-Benz SL | 2012 BMW 650 | |
| Make | Mercedes-Benz | BMW |
| Model | SL | 650 |
| Year Released | 2007 | 2012 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5980 cc | 4400 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 604 HP | 400 HP |
| Engine RPM | 4800 RPM | 5500 RPM |
| Torque | 1000 Nm | 609 Nm |
| Torque RPM | 2000 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2120 kg | 2090 kg |
| Vehicle Length | 4540 mm | 4894 mm |
| Vehicle Width | 1830 mm | 1894 mm |
| Vehicle Height | 1300 mm | 1369 mm |
| Wheelbase Size | 2570 mm | 2855 mm |
| Fuel Tank Capacity | 80 L | 70 L |
