2006 BMW 650 vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 650. In addition, the cost of maintenance, including insurance, on 2006 BMW 650 would be higher. At 4,800 cc (8 cylinders), 2006 BMW 650 is equipped with a bigger engine. In terms of performance, 2006 BMW 650 (360 HP @ 6300 RPM) has 92 more horse power than 2007 Mercedes-Benz SLK. (268 HP @ 5750 RPM). In normal driving conditions, 2006 BMW 650 should accelerate faster than 2007 Mercedes-Benz SLK.
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, 2007 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 22 more torque (in Nm) than 2006 BMW 650. (488 Nm @ 3400 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 650.
Compare all specifications:
| 2006 BMW 650 | 2007 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | 650 | SLK |
| Year Released | 2006 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4800 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 360 HP | 268 HP |
| Engine RPM | 6300 RPM | 5750 RPM |
| Torque | 488 Nm | 510 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 97 mm |
| Engine Stroke Size | 88.3 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 241 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Height | 1380 mm | 1280 mm |
| Wheelbase Size | 2790 mm | 2440 mm |
| Fuel Consumption Highway | 10.7 L/100km | 9.4 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 12 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
