BMW Z4 2009 vs Mercedes SLK 2011
| Gearbox: | Manual | Automatic | |
|---|---|---|---|
| Engine: | 3.0 Petrol | 3.5 Petrol | |
| Camshaft drive: | Timing chain | Timing chain | |
Performance | |||
| Power: | 258 HP | 306 HP | |
| Torque: | 310 NM | 370 NM | |
| Acceleration 0-100 km/h: | 5.8 seconds | 5.6 seconds | |
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Mercedes SLK is a more dynamic driving. BMW Z4 engine produces 48 HP less power than Mercedes SLK, whereas torque is 60 NM less than Mercedes SLK. Due to the lower power, BMW Z4 reaches 100 km/h speed 0.2 seconds later. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.5 | 7.1 | |
| Real fuel consumption: | 9.6 l/100km | 9.6 l/100km | |
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The Mercedes SLK is a better choice when it comes to fuel economy. By specification BMW Z4 consumes 1.4 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 210 litres more fuel. | |||
| Fuel tank capacity: | 55 litres | 60 litres | |
| Full fuel tank distance: | 640 km in combined cycle | 840 km in combined cycle | |
| 880 km on highway | 1090 km on highway | ||
| 570 km with real consumption | 620 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: | 380'000 km | 420'000 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 8 other car models, including BMW 5 sērija, BMW 3 sērija, BMW X5, BMW 7 sērija, BMW 1 sērija | Installed on at least 6 other car models, including Mercedes C klase, Mercedes E klase, Mercedes ML, Mercedes CLS | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. | |||
| BMW Z4 2009 3.0 engine: The BMW N52 engine was the first water-cooled engine to feature a composite cylinder block made from a magnesium and aluminum alloy. It was included in Ward’s AutoWorld’s list of the top 10 engines in 2006 and 2007. While it offers many advantages, the ... More about BMW Z4 2009 3.0 engine | |||
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`745 | 1`855 | |
| 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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