BMW Z4 2003 vs Mazda MX-5 2009
| Gearbox: | Manual | Manual | |
|---|---|---|---|
| Engine: | 2.2 Petrol | 2.0 Petrol | |
| Camshaft drive: | Timing chain | Timing chain | |
Performance | |||
| Power: | 170 HP | 160 HP | |
| Torque: | 210 NM | 188 NM | |
| Acceleration 0-100 km/h: | 7.7 seconds | 7.6 seconds | |
| BMW Z4 engine produces 10 HP more power than Mazda MX-5, whereas torque is 22 NM more than Mazda MX-5. Despite the higher power, BMW Z4 reaches 100 km/h speed 0.1 seconds later. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.8 | 7.6 | |
| Real fuel consumption: | 9.2 l/100km | 8.4 l/100km | |
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The Mazda MX-5 is a better choice when it comes to fuel economy. By specification BMW Z4 consumes 1.2 litres more fuel per 100 km than the Mazda MX-5, which means that if you drive 15,000 km in a year, the BMW Z4 could require 180 litres more fuel. By comparing actual fuel consumption based on user reports, BMW Z4 consumes 0.8 litres more fuel per 100 km than the Mazda MX-5. | |||
| Fuel tank capacity: | 55 litres | 50 litres | |
| Full fuel tank distance: | 620 km in combined cycle | 650 km in combined cycle | |
| 820 km on highway | 840 km on highway | ||
| 590 km with real consumption | 590 km with real consumption | ||
| Read the article "Fuel Efficiency: How to Reduce Fuel Consumption" to learn more about fuel economy. | |||
Engines | |||
| Average engine lifespan: | 420'000 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 | 13 years | |
| Engine spread: | Installed on at least 3 other car models, including BMW 5 sērija, BMW 3 sērija, BMW Z3 | Installed on at least 4 other car models, including Mazda 6, Mazda 3, Mazda 5, Mazda CX-5 | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Mazda MX-5 might be a better choice in this respect. | |||
| Hydraulic tappets: | yes | no | |
| The BMW Z4 engine has hydraulic tappets (lifters), providing quieter operation and no need for periodic adjustment, but they are more complex in design and can cause serious engine damage in case of failure. | |||
| Mazda MX-5 2009 2.0 engine: The engine tends to idle unevenly. Engine problems may also include the thermostat and cooling pump. This engine tends to consume more oil at higher mileages. | |||
Dimensions | |||
| Length: | 4.09 m | 4.02 m | |
| Width: | 1.78 m | 1.72 m | |
| Height: | 1.30 m | 1.26 m | |
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BMW Z4 is larger. BMW Z4 is 7 cm longer than the Mazda MX-5, 6 cm wider, while the height of BMW Z4 is 5 cm higher. | |||
| Trunk capacity: | 300 litres | 150 litres | |
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BMW Z4 has more luggage capacity. BMW Z4 has 150 litres more trunk space than the Mazda MX-5. | |||
| Turning diameter: | 9.8 meters | 10 meters | |
| The turning circle of the BMW Z4 is 0.2 metres less than that of the Mazda MX-5. | |||
| 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`550 | 1`375 | |
| Safety: | no data | ||
| Quality: | above average | above average | |
| Mazda MX-5 has fewer problems. According to annual technical inspection data BMW Z4 has serious deffects in 120 percent more cases than Mazda MX-5, so Mazda MX-5 quality is probably significantly better | |||
| Average price (€): | 8400 | no data | |
| Pros and Cons: |
BMW Z4 has
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Mazda MX-5 has
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