BMW 7 series 1998 vs Audi A8 1999
| Gearbox: | Manual | Manual | |
|---|---|---|---|
| Engine: | 2.5 Diesel | 2.5 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: | 143 HP | 150 HP | |
| Torque: | 280 NM | 310 NM | |
| Acceleration 0-100 km/h: | 12 seconds | 9.9 seconds | |
|
Audi A8 is a more dynamic driving. BMW 7 series engine produces 7 HP less power than Audi A8, whereas torque is 30 NM less than Audi A8. Due to the lower power, BMW 7 series reaches 100 km/h speed 2.1 seconds later. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 8.2 | 7.2 | |
|
The Audi A8 is a better choice when it comes to fuel economy. BMW 7 series consumes 1 litres more fuel per 100 km than the Audi A8, which means that if you drive 15,000 km in a year, the BMW 7 series could require 150 litres more fuel. | |||
| Fuel tank capacity: | 85 litres | 90 litres | |
| Full fuel tank distance: | 1030 km in combined cycle | 1250 km in combined cycle | |
| 1320 km on highway | 1630 km on highway | ||
| Audi A8 gets more mileage on one fuel tank. | |||
Drive type | |||
| Wheel drive type: | Rear wheel drive (RWD) | Front wheel drive (FWD) | |
| Front-wheel drive cars (Audi A8) have better traction on slippery roads and when climbing hills, better fuel economy, and are less expensive to purchase. On the disadvantage side, FWD cars usually have less towing capacity, poorer acceleration and harder handling. Rear-wheel drive cars (BMW 7 series) have better handling on dry roads, better acceleration, more even weight distribution and more fun to drive. RWD is also better for towing large loads. The cons of rear-wheel drive are less interior and trunk space and more difficulty maneuvering in wet and snowy conditions. | |||
Engines | |||
| Average engine lifespan: | 420'000 km | 360'000 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: | 10 years | 4 years | |
| Engine spread: | Used also on BMW 5 sērija | Installed on at least 2 other car models, including Volkswagen Passat, Audi A4 | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. | |||
| Audi A8 1999 2.5 engine: The 2.5 TDI engine is known for several recurring issues, many of which significantly affect reliability if not addressed promptly. One of the most common problems is rapid wear of camshaft lobes or rocker ... More about Audi A8 1999 2.5 engine | |||
Dimensions | |||
| Length: | 4.98 m | 5.03 m | |
| Width: | 1.86 m | 1.88 m | |
| Height: | 1.44 m | 1.44 m | |
| Both cars are similar in size. BMW 7 series is 5 cm shorter than the Audi A8, 2 cm narrower the height of the cars does not differ significantly. | |||
| Trunk capacity: | 500 litres | 525 litres | |
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Audi A8 has more luggage space. BMW 7 series has 25 litres less trunk space than the Audi A8. | |||
| Turning diameter: | 12 meters | 12.3 meters | |
| The turning circle of the BMW 7 series is 0.3 metres less than that of the Audi A8. | |||
| Power steering: | Hydraulic power steering | Electric power steering | |
| Hydraulic power steering is technologically more complex, louder, increases fuel consumption and requires more servicing. It has the advantages of more power, less strain on the car's electrical system and better feedback (feeling) when steering. | |||
| Gross weight (kg): | 2`280 | 2`195 | |
| Safety: | no data | no data | |
| Quality: | below average | below average | |
| Audi A8 has slightly fewer faults. Deffect rate in annual technical inspection is similar for both cars, it's slightly higher for BMW 7 series, so Audi A8 quality could be a bit better. | |||
| Average price (€): | 5600 | 3400 | |
| Pros and Cons: |
BMW 7 sērija has
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Audi A8 has
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