BMW Z4 2006 vs Porsche Cayman 2006
| Gearbox: | Manual | Manual | |
|---|---|---|---|
| Engine: | 3.0 Petrol | 2.7 Petrol | |
| Camshaft drive: | Timing chain | Timing chain | |
Performance | |||
| Power: | 265 HP | 245 HP | |
| Torque: | 315 NM | 273 NM | |
| Acceleration 0-100 km/h: | 5.7 seconds | 6.1 seconds | |
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BMW Z4 is more dynamic to drive. BMW Z4 engine produces 20 HP more power than Porsche Cayman, whereas torque is 42 NM more than Porsche Cayman. Thanks to more power BMW Z4 reaches 100 km/h speed 0.4 seconds faster. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.6 | 9.3 | |
| Real fuel consumption: | 9.4 l/100km | 9.9 l/100km | |
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The BMW Z4 is a better choice when it comes to fuel economy. By specification BMW Z4 consumes 0.7 litres less fuel per 100 km than the Porsche Cayman, which means that by driving the BMW Z4 over 15,000 km in a year you can save 105 litres of fuel. By comparing actual fuel consumption based on user reports, BMW Z4 consumes 0.5 litres less fuel per 100 km than the Porsche Cayman. | |||
| Fuel tank capacity: | 55 litres | 64 litres | |
| Full fuel tank distance: | 630 km in combined cycle | 680 km in combined cycle | |
| 840 km on highway | 940 km on highway | ||
| 580 km with real consumption | 640 km with real consumption | ||
| Porsche Cayman gets more mileage on one fuel tank. | |||
Engines | |||
| Average engine lifespan: | 380'000 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 | 3 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 | 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 | 4.34 m | |
| Width: | 1.78 m | 1.80 m | |
| Height: | 1.27 m | 1.30 m | |
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BMW Z4 is smaller. BMW Z4 is 25 cm shorter than the Porsche Cayman, 2 cm narrower, while the height of BMW Z4 is 3 cm lower. | |||
| Trunk capacity: | 285 litres | 260 litres | |
| Trunk max capacity: with rear seats folded down |
340 litres | no data | |
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BMW Z4 has more luggage capacity. Even though the car is shorter, BMW Z4 has 25 litres more trunk space than the Porsche Cayman. The Porsche Cayman may have more interior space, so the cabin could be more spacious and more comfortable for the driver and passengers. | |||
| Turning diameter: | 9.8 meters | 10.9 meters | |
| The turning circle of the BMW Z4 is 1.1 metres less than that of the Porsche Cayman, 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`650 | 1`620 | |
| Safety: | no data | no data | |
| Quality: | below average | high | |
| Porsche Cayman has fewer problems. According to annual technical inspection data BMW Z4 has serious deffects in 130 percent more cases than Porsche Cayman, so Porsche Cayman quality is probably significantly better | |||
| Average price (€): | 14 400 | no data | |
| Pros and Cons: |
BMW Z4 has
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Porsche Cayman has
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