2007 BMW 525 vs. 2009 Mercedes-Benz SLK
To start off, 2009 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 525. In addition, the cost of maintenance, including insurance, on 2007 BMW 525 would be higher. At 2,996 cc (6 cylinders), 2009 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLK (228 HP @ 6000 RPM) has 53 more horse power than 2007 BMW 525. (175 HP @ 4000 RPM) In normal driving conditions, 2009 Mercedes-Benz SLK should accelerate faster than 2007 BMW 525.
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 BMW 525 (400 Nm @ 2000 RPM) has 100 more torque (in Nm) than 2009 Mercedes-Benz SLK. (300 Nm @ 2500 RPM). This means 2007 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz SLK.
Compare all specifications:
| 2007 BMW 525 | 2009 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | SLK |
| Year Released | 2007 | 2009 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 228 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 400 Nm | 300 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Engine Compression Ratio | 17.0:1 | 10.7:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4850 mm | 4110 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1500 mm | 1300 mm |
| Wheelbase Size | 2840 mm | 2440 mm |
| Fuel Consumption Overall | 7.1 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
