BMW Z4 2003 vs BMW 3 series 2003
| Gearbox: | Manual | Manual | |
|---|---|---|---|
| Engine: | 2.5 Petrol | 2.0 Petrol | |
| Camshaft drive: | Timing chain | Timing chain | |
Performance | |||
| Power: | 192 HP | 143 HP | |
| Torque: | 245 NM | 200 NM | |
| Acceleration 0-100 km/h: | 7 seconds | 10 seconds | |
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BMW Z4 is more dynamic to drive. BMW Z4 engine produces 49 HP more power than BMW 3 series, whereas torque is 45 NM more than BMW 3 series. Thanks to more power BMW Z4 reaches 100 km/h speed 3 seconds faster. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.9 | 7.8 | |
| Real fuel consumption: | 9.5 l/100km | 8.3 l/100km | |
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The BMW 3 series is a better choice when it comes to fuel economy. By specification BMW Z4 consumes 1.1 litres more fuel per 100 km than the BMW 3 series, which means that if you drive 15,000 km in a year, the BMW Z4 could require 165 litres more fuel. By comparing actual fuel consumption based on user reports, BMW Z4 consumes 1.2 litres more fuel per 100 km than the BMW 3 series. | |||
| Fuel tank capacity: | 55 litres | 63 litres | |
| Full fuel tank distance: | 610 km in combined cycle | 800 km in combined cycle | |
| 790 km on highway | 1030 km on highway | ||
| 570 km with real consumption | 750 km with real consumption | ||
| BMW 3 series gets more mileage on one fuel tank. | |||
Engines | |||
| Average engine lifespan: | 440'000 km | 380'000 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 BMW Z4 engine could be longer. | |||
| Engine production duration: | 7 years | 6 years | |
| Engine spread: | Installed on at least 3 other car models, including BMW 5 sērija, BMW 3 sērija, BMW X3 | Used only for this car | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. BMW Z4 might be a better choice in this respect. | |||
Dimensions | |||
| Length: | 4.09 m | 4.49 m | |
| Width: | 1.78 m | 1.76 m | |
| Height: | 1.30 m | 1.37 m | |
| BMW Z4 is 40 cm shorter than the BMW 3 series, 2 cm wider, while the height of BMW Z4 is 7 cm lower. | |||
| Trunk capacity: | 240 litres | 260 litres | |
| Trunk max capacity: with rear seats folded down |
260 litres | 300 litres | |
| BMW Z4 has 20 litres less trunk space than the BMW 3 series. The maximum boot capacity (with all rear seats folded down) is larger in BMW 3 series (by 40 litres). | |||
| Turning diameter: | 9.8 meters | 10 meters | |
| The turning circle of the BMW Z4 is 0.2 metres less than that of the BMW 3 series. | |||
| 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 | 1`925 | |
| Safety: | |||
| Quality: | above average | average | |
| BMW Z4 has fewer problems. According to annual technical inspection data BMW 3 series has serious deffects in 10 percent more cases than BMW Z4, so BMW Z4 quality is probably slightly better | |||
| Average price (€): | 9000 | 5800 | |
| Pros and Cons: |
BMW Z4 has
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BMW 3 sērija has
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