BMW 3 series 2007 vs Opel Astra 2008
| Gearbox: | Manual | Manual | |
|---|---|---|---|
| Engine: | 2.0 Diesel | 1.7 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: | 177 HP | 110 HP | |
| Torque: | 350 NM | 260 NM | |
| Acceleration 0-100 km/h: | 8.1 seconds | 12 seconds | |
|
BMW 3 series is more dynamic to drive. BMW 3 series engine produces 67 HP more power than Opel Astra, whereas torque is 90 NM more than Opel Astra. Thanks to more power BMW 3 series reaches 100 km/h speed 3.9 seconds faster. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 4.9 | 5.3 | |
| Real fuel consumption: | 6.0 l/100km | 5.9 l/100km | |
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By specification BMW 3 series consumes 0.4 litres less fuel per 100 km than the Opel Astra, which means that by driving the BMW 3 series over 15,000 km in a year you can save 60 litres of fuel. But when we compare the real fuel consumption reported by users, BMW 3 series consumes 0.1 litres more fuel per 100 km than the Opel Astra. | |||
| Fuel tank capacity: | 61 litres | 52 litres | |
| Full fuel tank distance: | 1240 km in combined cycle | 980 km in combined cycle | |
| 1450 km on highway | 1150 km on highway | ||
| 1010 km with real consumption | 880 km with real consumption | ||
| BMW 3 series gets more mileage on one fuel tank. | |||
Drive type | |||
| Wheel drive type: | Rear wheel drive (RWD) | Front wheel drive (FWD) | |
Engines | |||
| Average engine lifespan: | 350'000 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 Opel Astra engine could be longer. | |||
| Engine production duration: | 17 years | 2 years | |
| Engine spread: | Installed on at least 6 other car models, including BMW 5 sērija, BMW 1 sērija, BMW X3, BMW X1 | Used also on Opel Zafira | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. BMW 3 series might be a better choice in this respect. | |||
| Hydraulic tappets: | yes | no | |
| The BMW 3 series 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. | |||
Dimensions | |||
| Length: | 4.52 m | 4.52 m | |
| Width: | 1.82 m | 1.75 m | |
| Height: | 1.44 m | 1.50 m | |
| BMW 3 series and Opel Astra are practically the same length. | |||
| Trunk capacity: | 460 litres | 500 litres | |
| Trunk max capacity: with rear seats folded down |
1385 litres | 1590 litres | |
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Opel Astra has more luggage space. BMW 3 series has 40 litres less trunk space than the Opel Astra. The maximum boot capacity (with all rear seats folded down) is larger in Opel Astra (by 205 litres). | |||
| Turning diameter: | 11 meters | 11 meters | |
| Gross weight (kg): | 2`045 | 1`975 | |
| Safety: | |||
| Quality: | above average | average | |
| BMW 3 series has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for Opel Astra, so BMW 3 series quality could be a bit better. | |||
| Average price (€): | 4000 | 2000 | |
| Rating in user reviews: | 7.7/10 | 8.1/10 | |
| Pros and Cons: |
BMW 3 sērija has
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Opel Astra has
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