2009 BMW M3 vs. 2007 Mercedes-Benz SLK
To start off, 2009 BMW M3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz SLK would be higher. At 5,441 cc (8 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2009 BMW M3 (414 HP @ 8300 RPM) has 14 more horse power than 2007 Mercedes-Benz SLK. (400 HP @ 5750 RPM). In normal driving conditions, 2009 BMW M3 should accelerate faster than 2007 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz SLK weights approximately 435 kg more than 2009 BMW M3.
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 306 more torque (in Nm) than 2009 BMW M3. (400 Nm @ 3900 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW M3. 2007 Mercedes-Benz SLK has automatic transmission and 2009 BMW M3 has manual transmission. 2009 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:
| 2009 BMW M3 | 2007 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | M3 | SLK |
| Year Released | 2009 | 2007 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3999 cc | 5441 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 414 HP | 400 HP |
| Engine RPM | 8300 RPM | 5750 RPM |
| Torque | 400 Nm | 706 Nm |
| Torque RPM | 3900 RPM | 3750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 245 km/hour | 280 km/hour |
| Acceleration 0-100mph | 4.6 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 | 1525 kg | 1960 kg |
| Vehicle Length | 4620 mm | 4540 mm |
| Vehicle Width | 1420 mm | 1830 mm |
| Vehicle Height | 1760 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2570 mm |
| Fuel Consumption Overall | 11.9 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
