2006 BMW M3 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 M3. In addition, the cost of maintenance, including insurance, on 2006 BMW M3 would be higher. At 5,441 cc (8 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (400 HP @ 5750 RPM) has 62 more horse power than 2006 BMW M3. (338 HP @ 7900 RPM) In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2006 BMW M3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz SLK weights approximately 305 kg more than 2006 BMW M3. 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, 2007 Mercedes-Benz SLK (706 Nm @ 3750 RPM) has 341 more torque (in Nm) than 2006 BMW M3. (365 Nm @ 4900 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW M3. 2007 Mercedes-Benz SLK has automatic transmission and 2006 BMW M3 has manual transmission. 2006 BMW M3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW M3 | 2007 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | M3 | SLK |
| Year Released | 2006 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3244 cc | 5441 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 338 HP | 400 HP |
| Engine RPM | 7900 RPM | 5750 RPM |
| Torque | 365 Nm | 706 Nm |
| Torque RPM | 4900 RPM | 3750 RPM |
| Engine Bore Size | 87 mm | 97 mm |
| Engine Stroke Size | 91 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 280 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 4.5 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 | 1655 kg | 1960 kg |
| Vehicle Length | 4500 mm | 4540 mm |
| Vehicle Width | 1790 mm | 1830 mm |
| Vehicle Height | 1380 mm | 1300 mm |
| Wheelbase Size | 2740 mm | 2570 mm |
| Fuel Consumption Overall | 12.1 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
