2009 Audi A4 vs. 2005 Audi A6

To start off, 2009 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,496 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (178 HP @ 6000 RPM) has 17 more horse power than 2009 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2005 Audi A6 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 15 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2005 Audi A6 (230 Nm @ 3000 RPM) has 5 more torque (in Nm) than 2009 Audi A4. (225 Nm @ 1950 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2005 Audi A6 has automatic transmission and 2009 Audi A4 has manual transmission. 2009 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A6 will be easier to drive especially in heavy traffic.

Compare all specifications:

2009 Audi A4 2005 Audi A6
Make Audi Audi
Model A4 A6
Year Released 2009 2005
Body Type Convertible Sedan
Engine Position Front Front
Engine Size 1779 cc 2496 cc
Engine Cylinders 4 cylinders 6 cylinders
Engine Type in-line V
Valves per Cylinder 5 valves 4 valves
Horse Power 161 HP 178 HP
Engine RPM 5700 RPM 6000 RPM
Torque 225 Nm 230 Nm
Torque RPM 1950 RPM 3000 RPM
Engine Bore Size 81 mm 81.1 mm
Engine Stroke Size 86.4 mm 77.4 mm
Engine Compression Ratio 9.0:1 10.3:1
Acceleration 0-100mph 9.4 seconds 9.2 seconds
Drive Type Front Front
Transmission Type Manual Automatic
Number of Seats 4 seats 5 seats
Number of Doors 2 doors 4 doors
Vehicle Weight 1540 kg 1555 kg
Vehicle Length 4580 mm 4920 mm
Vehicle Width 1780 mm 1860 mm
Vehicle Height 1400 mm 1470 mm
Wheelbase Size 2660 mm 2850 mm
Fuel Consumption Overall 8.5 L/100km 9.8 L/100km
Fuel Tank Capacity 70 L 70 L


 

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