BMW Z4 2009 vs Mercedes SLK 2011
| Gearbox: | Automatic | Automatic | |
|---|---|---|---|
| Engine: | 2.5 Petrol | 2.1 Diesel | |
| Petrol engines (BMW Z4) are generally quieter, smoother, and better suited for short trips due to quicker warm-up times. Diesel (Mercedes SLK) engines, on the other hand, offer superior fuel efficiency and torque, making them ideal for long-distance driving and heavy loads. Read more: Petrol vs. Diesel: Fuel Economy and Key Differences. | |||
| Camshaft drive: | Timing chain | Timing chain | |
Performance | |||
| Power: | 204 HP | 204 HP | |
| Torque: | 250 NM | 500 NM | |
| Acceleration 0-100 km/h: | 7.3 seconds | 6.7 seconds | |
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Mercedes SLK is a more dynamic driving. BMW Z4 and Mercedes SLK have the same engine power, but BMW Z4 torque is 250 NM less than Mercedes SLK. BMW Z4 reaches 100 km/h speed 0.6 seconds later. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.2 | 5.0 | |
| Real fuel consumption: | 9.3 l/100km | 6.3 l/100km | |
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The Mercedes SLK is a better choice when it comes to fuel economy. By specification BMW Z4 consumes 3.2 litres more fuel per 100 km than the Mercedes SLK, which means that if you drive 15,000 km in a year, the BMW Z4 could require 480 litres more fuel. By comparing actual fuel consumption based on user reports, BMW Z4 consumes 3 litres more fuel per 100 km than the Mercedes SLK. | |||
| Fuel tank capacity: | 55 litres | 60 litres | |
| Full fuel tank distance: | 670 km in combined cycle | 1200 km in combined cycle | |
| 900 km on highway | 1390 km on highway | ||
| 590 km with real consumption | 950 km with real consumption | ||
| Mercedes SLK gets more mileage on one fuel tank. | |||
| Read the article "Fuel Efficiency: How to Reduce Fuel Consumption" to learn more about fuel economy. | |||
Engines | |||
| Average engine lifespan: | 350'000 km | 350'000 km | |
| Engine resource depends largely on regular maintenance and the quality of the oils and fuels used. | |||
| Engine production duration: | 7 years | 15 years | |
| Engine spread: | Installed on at least 3 other car models, including BMW 5 sērija, BMW 3 sērija, BMW X3 | Installed on at least 13 other car models, including Mercedes C klase, Mercedes E klase, Mercedes ML, Mercedes A klase | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Mercedes SLK might be a better choice in this respect. | |||
| BMW Z4 2009 2.5 engine: On this engine, the valve seals and crankcase breather valve diaphragm tend to fail after 80-100 000 km, leading to increased oil consumption. It is recommended to choose engines manufactured in the last years ... More about BMW Z4 2009 2.5 engine Mercedes SLK 2011 2.1 engine: The engine has a long service life if it is serviced on time and has reasonable fuel consumption. The most common problems are caused by the engine chain tensioner and the fuel delivery system. | |||
Dimensions | |||
| Length: | 4.24 m | 4.14 m | |
| Width: | 1.79 m | 1.81 m | |
| Height: | 1.29 m | 1.30 m | |
| BMW Z4 is 10 cm longer than the Mercedes SLK, 2 cm narrower the height of the cars does not differ significantly. | |||
| Trunk capacity: | 180 litres | 224 litres | |
| Trunk max capacity: with rear seats folded down |
310 litres | 335 litres | |
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Mercedes SLK has more luggage space. Despite its longer length, BMW Z4 has 44 litres less trunk space than the Mercedes SLK. This could mean that the BMW Z4 uses more space in the cabin, so the driver and passengers could be more spacious and comfortable. The maximum boot capacity (with all rear seats folded down) is larger in Mercedes SLK (by 25 litres). | |||
| Turning diameter: | 10.7 meters | 10.5 meters | |
| The turning circle of the BMW Z4 is 0.2 metres more than that of the Mercedes SLK. | |||
| Gross weight (kg): | 1`760 | 1`905 | |
| Safety: | no data | no data | |
| Quality: | high | high | |
| Mercedes SLK has fewer problems. According to annual technical inspection data BMW Z4 has serious deffects in 60 percent more cases than Mercedes SLK, so Mercedes SLK quality is probably significantly better | |||
| Average price (€): | 18 600 | 19 600 | |
| Pros and Cons: |
BMW Z4 has
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Mercedes SLK has
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