BMW Z4 2003 vs Mercedes SL 2001
| Gearbox: | Manual | Automatic | |
|---|---|---|---|
| Engine: | 2.5 Petrol | 5.0 Petrol | |
| Camshaft drive: | Timing chain | Double-row timing chain | |
Performance | |||
| Power: | 192 HP | 306 HP | |
| Torque: | 245 NM | 460 NM | |
| Acceleration 0-100 km/h: | 7 seconds | 6.3 seconds | |
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Mercedes SL is a more dynamic driving. BMW Z4 engine produces 114 HP less power than Mercedes SL, whereas torque is 215 NM less than Mercedes SL. Due to the lower power, BMW Z4 reaches 100 km/h speed 0.7 seconds later. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.9 | 12.7 | |
| Real fuel consumption: | 9.5 l/100km | 12.5 l/100km | |
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The BMW Z4 is a better choice when it comes to fuel economy. By specification BMW Z4 consumes 3.8 litres less fuel per 100 km than the Mercedes SL, which means that by driving the BMW Z4 over 15,000 km in a year you can save 570 litres of fuel. By comparing actual fuel consumption based on user reports, BMW Z4 consumes 3 litres less fuel per 100 km than the Mercedes SL. | |||
| Fuel tank capacity: | 55 litres | 80 litres | |
| Full fuel tank distance: | 610 km in combined cycle | 620 km in combined cycle | |
| 790 km on highway | 860 km on highway | ||
| 570 km with real consumption | 640 km with real consumption | ||
Engines | |||
| Average engine lifespan: | 440'000 km | 480'000 km | |
| Engine resource depends largely on regular maintenance and the quality of the oils and fuels used, but under equal conditions the average life of a Mercedes SL engine could be longer. | |||
| Engine production duration: | 7 years | 11 years | |
| Engine spread: | Installed on at least 3 other car models, including BMW 5 sērija, BMW 3 sērija, BMW X3 | Installed on at least 6 other car models, including Mercedes E klase, Mercedes ML, Mercedes S klase, Mercedes CLK, Mercedes CLS | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Mercedes SL might be a better choice in this respect. | |||
Dimensions | |||
| Length: | 4.09 m | 4.54 m | |
| Width: | 1.78 m | 1.82 m | |
| Height: | 1.30 m | 1.30 m | |
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BMW Z4 is smaller. BMW Z4 is 45 cm shorter than the Mercedes SL, 4 cm narrower the height of the cars does not differ significantly. | |||
| Trunk capacity: | 240 litres | 235 litres | |
| Trunk max capacity: with rear seats folded down |
260 litres | 317 litres | |
| BMW Z4 has 5 litres more trunk space than the Mercedes SL. The maximum boot capacity (with all rear seats folded down) is larger in Mercedes SL (by 57 litres). | |||
| Turning diameter: | 9.8 meters | 11 meters | |
| The turning circle of the BMW Z4 is 1.2 metres less than that of the Mercedes SL, which means BMW Z4 can be easier to manoeuvre in tight streets and parking spaces. | |||
| Power steering: | Electric power steering | Hydraulic power steering | |
| Electric power steering is simpler, quieter, more fuel-efficient, more configurable and provides additional features such as auto-steering for lane assist and parking. The disadvantages of electric power steering are possible overheating under prolonged load conditions and insufficient feedback (feeling) during steering. | |||
| Gross weight (kg): | 1`560 | 2`140 | |
| Safety: | no data | ||
| Quality: | high | above average | |
| BMW Z4 has fewer problems. According to annual technical inspection data Mercedes SL has serious deffects in 10 percent more cases than BMW Z4, so BMW Z4 quality is probably slightly better | |||
| Average price (€): | 8400 | 17 200 | |
| Pros and Cons: |
BMW Z4 has
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Mercedes SL has
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