2008 Audi A8 vs. 2005 BMW X5

To start off, 2008 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 BMW X5. In addition, the cost of maintenance, including insurance, on 2005 BMW X5 would be higher. At 3,934 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (271 HP @ 3750 RPM) has 56 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 230 kg more than 2008 Audi A8.

Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2008 Audi A8 (650 Nm @ 1800 RPM) has 130 more torque (in Nm) than 2005 BMW X5. (520 Nm @ 2000 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW X5. 2008 Audi A8 has automatic transmission and 2005 BMW X5 has manual transmission. 2005 BMW X5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A8 will be easier to drive especially in heavy traffic.

Compare all specifications:

2008 Audi A8 2005 BMW X5
Make Audi BMW
Model A8 X5
Year Released 2008 2005
Body Type Sedan SUV
Engine Position Front Front
Engine Size 3934 cc 2926 cc
Engine Cylinders 8 cylinders 6 cylinders
Engine Type V in-line
Valves per Cylinder 4 valves 4 valves
Horse Power 271 HP 215 HP
Engine RPM 3750 RPM 4000 RPM
Torque 650 Nm 520 Nm
Torque RPM 1800 RPM 2000 RPM
Engine Bore Size 81 mm 84 mm
Engine Stroke Size 95.5 mm 90 mm
Engine Compression Ratio 18.0:1 18.0:1
Fuel Type Diesel Diesel
Top Speed 250 km/hour 210 km/hour
Acceleration 0-100mph 6.7 seconds 8.3 seconds
Drive Type 4WD 4WD
Transmission Type Automatic Manual
Number of Seats 5 seats 5 seats
Number of Doors 4 doors 5 doors
Vehicle Weight 1940 kg 2170 kg
Vehicle Length 5060 mm 4670 mm
Vehicle Width 1900 mm 1880 mm
Vehicle Height 1450 mm 1720 mm
Wheelbase Size 2950 mm 2830 mm
Fuel Consumption Overall 9.7 L/100km 8.6 L/100km
Fuel Tank Capacity 90 L 93 L


 

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