2005 BMW M3 vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW M3. In addition, the cost of maintenance, including insurance, on 2005 BMW M3 would be higher. At 3,244 cc (6 cylinders), 2005 BMW M3 is equipped with a bigger engine. In terms of performance, 2005 BMW M3 (320 HP @ 7400 RPM) has 92 more horse power than 2007 Mercedes-Benz SLK. (228 HP @ 6100 RPM). In normal driving conditions, 2005 BMW M3 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, 2005 BMW M3 (337 Nm) has 37 more torque (in Nm) than 2007 Mercedes-Benz SLK. (300 Nm). This means 2005 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz SLK.
Compare all specifications:
| 2005 BMW M3 | 2007 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | M3 | SLK |
| Year Released | 2005 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3244 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 228 HP |
| Engine RPM | 7400 RPM | 6100 RPM |
| Torque | 337 Nm | 300 Nm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4500 mm | 4090 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1380 mm | 1300 mm |
| Wheelbase Size | 2740 mm | 2440 mm |
| Fuel Consumption Highway | 10.2 L/100km | 8.7 L/100km |
| Fuel Consumption City | 14.7 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
