BMW Z4 2006 vs Alfa Romeo Spider 2007
| Gearbox: | Manual | Manual | |
|---|---|---|---|
| Engine: | 2.0 Petrol | 2.4 Diesel | |
| Camshaft drive: | Timing chain | Timing belt | |
| Engine chain usually needs to be replaced less often than the timing belt, but the cost of replacing the chain is usually higher. Chain motors are considered to be more reliable, but noisier and more vibration generating. | |||
Performance | |||
| Power: | 150 HP | 200 HP | |
| Torque: | 200 NM | 400 NM | |
| Acceleration 0-100 km/h: | 8.2 seconds | 8.4 seconds | |
| BMW Z4 engine produces 50 HP less power than Alfa Romeo Spider, whereas torque is 200 NM less than Alfa Romeo Spider. Despite less power, BMW Z4 reaches 100 km/h speed 0.2 seconds faster. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 7.5 | 6.8 | |
| Real fuel consumption: | 7.6 l/100km | 8.5 l/100km | |
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The BMW Z4 is a better choice in terms of fuel economy based on user-reported consumption, although the specification shows otherwise. By specification BMW Z4 consumes 0.7 litres more fuel per 100 km than the Alfa Romeo Spider, which means that if you drive 15,000 km in a year, the BMW Z4 could require 105 litres more fuel. But when we compare the real fuel consumption reported by users, BMW Z4 consumes 0.9 litres less fuel per 100 km than the Alfa Romeo Spider. | |||
| Fuel tank capacity: | 55 litres | 70 litres | |
| Full fuel tank distance: | 730 km in combined cycle | 1020 km in combined cycle | |
| 980 km on highway | 1290 km on highway | ||
| 720 km with real consumption | 820 km with real consumption | ||
| Alfa Romeo Spider gets more mileage on one fuel tank. | |||
Drive type | |||
| Wheel drive type: | Rear wheel drive (RWD) | Front wheel drive (FWD) | |
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: | 11 years | 5 years | |
| Engine spread: | Installed on at least 4 other car models, including BMW 3 sērija, BMW 1 sērija, BMW X3, BMW X1 | Installed on at least 3 other car models, including Alfa Romeo 159, Fiat Croma, Alfa Romeo Brera | |
| 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 | 4.39 m | |
| Width: | 1.78 m | 1.83 m | |
| Height: | 1.30 m | 1.32 m | |
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BMW Z4 is smaller. BMW Z4 is 30 cm shorter than the Alfa Romeo Spider, 5 cm narrower, while the height of BMW Z4 is 2 cm lower. | |||
| Trunk capacity: | 240 litres | 235 litres | |
| BMW Z4 has 5 litres more trunk space than the Alfa Romeo Spider. | |||
| Turning diameter: | 9.8 meters | 11 meters | |
| The turning circle of the BMW Z4 is 1.2 metres less than that of the Alfa Romeo Spider, which means BMW Z4 can be easier to manoeuvre in tight streets and parking spaces. | |||
| Gross weight (kg): | 1`520 | 1`930 | |
| Safety: | no data | no data | |
| Quality: | average | no data | |
| Average price (€): | 14 200 | 11 400 | |
| Pros and Cons: |
BMW Z4 has
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Alfa Romeo Spider has
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