2007 BMW 523 vs. 2011 Mercedes-Benz SLK
To start off, 2011 Mercedes-Benz SLK is newer by 4 year(s). Which means there will be less support and parts availability for 2007 BMW 523. In addition, the cost of maintenance, including insurance, on 2007 BMW 523 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz SLK (182 HP) has 7 more horse power than 2007 BMW 523. (175 HP) In normal driving conditions, 2011 Mercedes-Benz SLK should accelerate faster than 2007 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz SLK weights approximately 155 kg more than 2007 BMW 523. 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, 2011 Mercedes-Benz SLK (250 Nm @ 1800 RPM) has 20 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2011 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523. 2011 Mercedes-Benz SLK has automatic transmission and 2007 BMW 523 has manual transmission. 2007 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 523 | 2011 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | 523 | SLK |
| Year Released | 2007 | 2011 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 182 HP |
| Torque | 230 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 227 km/hour | 240 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1280 kg | 1435 kg |
| Vehicle Length | 4850 mm | 4135 mm |
| Vehicle Width | 1850 mm | 1816 mm |
| Vehicle Height | 1500 mm | 1300 mm |
| Wheelbase Size | 2840 mm | 2431 mm |
| Fuel Tank Capacity | 70 L | 60 L |
