BMW 7 series 1998 vs BMW 3 series 1998
| Gearbox: | Automatic | Manual | |
|---|---|---|---|
| Engine: | 2.9 Diesel | 2.0 Diesel | |
| Camshaft drive: | Timing chain | Timing chain | |
Performance | |||
| Power: | 184 HP | 136 HP | |
| Torque: | 410 NM | 280 NM | |
| Acceleration 0-100 km/h: | 9.2 seconds | 9.9 seconds | |
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BMW 7 series is more dynamic to drive. BMW 7 series engine produces 48 HP more power than BMW 3 series, whereas torque is 130 NM more than BMW 3 series. Thanks to more power BMW 7 series reaches 100 km/h speed 0.7 seconds faster. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.7 | 5.7 | |
| Real fuel consumption: | 8.3 l/100km | 6.3 l/100km | |
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The BMW 3 series is a better choice when it comes to fuel economy. By specification BMW 7 series consumes 3 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 7 series could require 450 litres more fuel. By comparing actual fuel consumption based on user reports, BMW 7 series consumes 2 litres more fuel per 100 km than the BMW 3 series. | |||
| Fuel tank capacity: | 85 litres | 63 litres | |
| Full fuel tank distance: | 970 km in combined cycle | 1100 km in combined cycle | |
| 1250 km on highway | 1400 km on highway | ||
| 1020 km with real consumption | 1000 km with real consumption | ||
| Read the article "Fuel Efficiency: How to Reduce Fuel Consumption" to learn more about fuel economy. | |||
Engines | |||
| Average engine lifespan: | 560'000 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 BMW 7 series engine could be longer. | |||
| Engine production duration: | 12 years | 9 years | |
| Engine spread: | Installed on at least 3 other car models, including BMW 5 sērija, BMW 3 sērija, BMW X5 | Used also on BMW 5 sērija | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. BMW 7 series might be a better choice in this respect. | |||
| BMW 7 sērija 1998 2.9 engine: Overall, the M57 diesel engine is known for its high reliability and can deliver an exceptionally long service life when properly maintained with high-quality fuel and oil. Fuel quality is especially critical ... More about BMW 7 sērija 1998 2.9 engine | |||
Dimensions | |||
| Length: | 4.98 m | 4.47 m | |
| Width: | 1.86 m | 1.74 m | |
| Height: | 1.44 m | 1.42 m | |
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BMW 7 series is larger. BMW 7 series is 51 cm longer than the BMW 3 series, 12 cm wider, while the height of BMW 7 series is 2 cm higher. | |||
| Trunk capacity: | 500 litres | 440 litres | |
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BMW 7 series has more luggage capacity. BMW 7 series has 60 litres more trunk space than the BMW 3 series. | |||
| Turning diameter: | 12 meters | 10 meters | |
| The turning circle of the BMW 7 series is 2 metres more than that of the BMW 3 series, which means BMW 7 series can be harder to manoeuvre in tight streets and parking spaces. | |||
| Gross weight (kg): | 2`365 | 1`875 | |
| Safety: | no data | no data | |
| Quality: | low | low | |
| BMW 7 series has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for BMW 3 series, so BMW 7 series quality could be a bit better. | |||
| Average price (€): | 4200 | 2200 | |
| Rating in user reviews: | 5.8/10 | 7.5/10 | |
| Pros and Cons: |
BMW 7 sērija has
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BMW 3 sērija has
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