Real Audi A8 fuel consumption

Audi A8 real fuel consumption by user reviews is approximately 13% higher compared to official consumption. For petrol engines real consumption is in average 12% higher, but for diesel engines is approximately 15% higher. Above consumption difference is the average for all Audi A8 produced from 1994 to 2021. For Audi A8 produced up to 2008 the difference in real fuel consumption by user reviews is on average +5%, while for those produced after 2008 it is on average +29%.

Average difference between user reported and stated consumption

All carmakers average fuel economy difference between advertised and user reported

See below for the actual consumption of each generation and version.

2017 Audi A8 2017 Average real diesel consumption difference: +33%

Real and specified fuel consumption and differences for specific Audi A8 versions are shown in the table below.

Modification	Claimed consumption	Real consumption
3.0Audi A8 2017 3.0 55 L TFSI quattro 340 HP AT 4x4	7.8 l/100km
3.0Audi A8 2017 3.0 55 TFSI quattro 340 HP AT 4x4	7.8 l/100km
3.0Audi A8 2017 3.0 50 L TDI quattro 286 HP AT 4x4	5.8 l/100km	7.7 l/100km+33%
3.0Audi A8 2017 3.0 50 TDI quattro 286 HP AT 4x4	5.8 l/100km	7.7 l/100km+33%

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2013 Audi A8 2013 Average real petrol consumption difference: +14% Average real diesel consumption difference: +42%

Real and specified fuel consumption and differences for specific Audi A8 versions are shown in the table below.

Modification	Fuel	Claimed consumption	Real consumption
3.0Audi A8 2013 3.0 TFSI quattro 310 HP AT 4x4	Petrol	7.8 l/100km
3.0Audi A8 2013 L 3.0 TFSI quattro 310 HP AT 4x4	Petrol	7.9 l/100km
3.0Audi A8 2013 3.0 TDI quattro 258 HP AT 4x4	Diesel	5.9 l/100km	9.0 l/100km+53%
3.0Audi A8 2013 L 3.0 TDI quattro 258 HP AT 4x4	Diesel	6.0 l/100km	9.0 l/100km+50%
4.0Audi A8 2013 4.0 TFSI quattro 435 HP AT 4x4	Petrol	9.1 l/100km	10.4 l/100km+14%
4.0Audi A8 2013 L 4.0 TFSI quattro 435 HP AT 4x4	Petrol	9.2 l/100km
4.1Audi A8 2013 4.1 4.2 TDI quattro 385 HP AT 4x4	Diesel	7.4 l/100km	9.9 l/100km+34%
4.1Audi A8 2013 4.1 L 4.2 TDI quattro 385 HP AT 4x4	Diesel	7.5 l/100km	9.9 l/100km+32%

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2010 Audi A8 2010 Average real petrol consumption difference: +22% Average real diesel consumption difference: +29%

Real and specified fuel consumption and differences for specific Audi A8 versions are shown in the table below.

Modification	Fuel	Claimed consumption	Real consumption
2.0Audi A8 2012 2.0 TFSI AT	Petrol	6.3 l/100km
3.0Audi A8 2010 3.0 TFSI quattro AT 4x4	Petrol	9.1 l/100km
3.0Audi A8 2010 3.0 TDI V6 210 HP AT 4x4	Diesel	6.6 l/100km
3.0Audi A8 2010 3.0 TDI quattro 250 HP AT 4x4	Diesel	6.4 l/100km	8.0 l/100km+25%
4.0Audi A8 2012 4.0 TFSI V8 AT 4x4	Petrol	9.4 l/100km
4.1Audi A8 2010 4.1 4.2 TDI quattro AT 4x4	Diesel	7.6 l/100km	10.1 l/100km+33%
4.2Audi A8 2010 4.2 FSI quattro AT 4x4	Petrol	9.5 l/100km	11.6 l/100km+22%

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2007 Audi A8 2007 Average real petrol consumption difference: +20% Average real diesel consumption difference: +5%

Real and specified fuel consumption and differences for specific Audi A8 versions are shown in the table below.

Modification	Fuel	Claimed consumption	Real consumption
2.8Audi A8 2007 2.8 FSI AT	Petrol	8.3 l/100km
3.0Audi A8 2007 3.0 TDI quattro 233 HP AT 4x4	Diesel	8.5 l/100km	9.1 l/100km+7%
3.0Audi A8 2007 3.0 TDI quattro Long 233 HP AT 4x4	Diesel	8.5 l/100km	9.1 l/100km+7%
3.1Audi A8 2007 3.1 3.2 FSI 260 HP AT	Petrol	9.9 l/100km
3.1Audi A8 2007 3.1 3.2 FSI Long 260 HP AT	Petrol	9.9 l/100km	11.0 l/100km+11%
3.1Audi A8 2007 3.1 3.2 FSI quattro 260 HP AT 4x4	Petrol	10.9 l/100km
4.1Audi A8 2007 4.1 4.2 TDI quattro 326 HP AT 4x4	Diesel	9.4 l/100km	9.6 l/100km+2%
4.1Audi A8 2007 4.1 4.2 TDI quattro Long 326 HP AT 4x4	Diesel	9.4 l/100km	9.6 l/100km+2%
4.2Audi A8 2007 4.2 FSI quattro 350 HP AT 4x4	Petrol	10.9 l/100km	14.6 l/100km+34%
4.2Audi A8 2007 4.2 FSI quattro Long 350 HP AT 4x4	Petrol	10.9 l/100km	14.6 l/100km+34%
6.0Audi A8 2007 6.0 quattro 450 HP AT 4x4	Petrol	14.7 l/100km	15.6 l/100km+6%
6.0Audi A8 2007 6.0 quattro Long 450 HP AT 4x4	Petrol	13.8 l/100km	15.6 l/100km+13%

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2002 Audi A8 2002 Average real petrol consumption difference: +13% Average real diesel consumption difference: minor

Real and specified fuel consumption and differences for specific Audi A8 versions are shown in the table below.

Modification	Fuel	Claimed consumption	Real consumption
3.0Audi A8 2004 3.0 220 HP AT	Petrol	9.6 l/100km
3.0Audi A8 2004 3.0 Long 220 HP AT	Petrol	9.6 l/100km
3.0Audi A8 2004 3.0 TDI quattro 233 HP AT 4x4	Diesel	8.4 l/100km	8.9 l/100km+6%
3.0Audi A8 2005 3.0 TDI quattro Long 233 HP AT 4x4	Diesel	8.5 l/100km	8.9 l/100km+5%
3.2Audi A8 2005 3.2 FSI 260 HP AT	Petrol	9.8 l/100km	12.0 l/100km+22%
3.2Audi A8 2005 3.2 FSI Long 260 HP AT	Petrol	9.8 l/100km	12.0 l/100km+22%
3.2Audi A8 2005 3.2 FSI quattro 260 HP AT 4x4	Petrol	11.0 l/100km	12.0 l/100km+9%
3.7Audi A8 2002 3.7 quattro AT 4x4	Petrol	11.7 l/100km	13.5 l/100km+15%
3.9Audi A8 2003 3.9 4.0 TDI quattro 275 HP AT 4x4	Diesel	9.6 l/100km	9.9 l/100km+3%
3.9Audi A8 2003 3.9 4.0 TDI quattro Long 275 HP AT 4x4	Diesel	9.6 l/100km	9.9 l/100km+3%
4.2Audi A8 2002 4.2 quattro 335 HP AT 4x4	Petrol	11.9 l/100km	11.9 l/100km0%
4.2Audi A8 2003 4.2 quattro Long 335 HP AT 4x4	Petrol	11.9 l/100km	11.9 l/100km0%
4.2Audi A8 2006 4.2 FSI quattro 350 HP AT 4x4	Petrol	10.9 l/100km	13.7 l/100km+26%
4.2Audi A8 2006 4.2 FSI quattro Long 350 HP AT 4x4	Petrol	10.9 l/100km	13.7 l/100km+26%
4.2Audi A8 2005 4.2 TDI quattro 326 HP AT 4x4	Diesel	9.4 l/100km	10.0 l/100km+6%
4.2Audi A8 2005 4.2 TDI quattro Long 326 HP AT 4x4	Diesel	9.4 l/100km	10.0 l/100km+6%
6.0Audi A8 2004 6.0 quattro Long 450 HP AT 4x4	Petrol	13.8 l/100km	14.8 l/100km+7%
6.0Audi A8 2005 6.0 quattro 450 HP AT 4x4	Petrol	14.7 l/100km	14.6 l/100km-1%

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1999 Audi A8 1999 Average real petrol consumption difference: minor Average real diesel consumption difference: minor

Real and specified fuel consumption and differences for specific Audi A8 versions are shown in the table below.

Modification	Fuel	Claimed consumption	Real consumption
2.5Audi A8 1999 2.5 TDI 150 Hp 150 HP MT	Diesel	7.2 l/100km
2.5Audi A8 1999 2.5 TDI 150 Hp Automatic 150 HP AT	Diesel	8.2 l/100km	8.3 l/100km+1%
2.5Audi A8 1999 2.5 TDI Quattro 150 Hp Automatic 150 HP AT 4x4	Diesel	8.9 l/100km	9.1 l/100km+2%
2.5Audi A8 2001 2.5 TDI 180 Hp 180 HP MT	Diesel	7.2 l/100km
2.5Audi A8 2001 2.5 TDI 180 Hp Automatic 180 HP AT	Diesel	8.1 l/100km	8.1 l/100km0%
2.5Audi A8 2001 2.5 TDI Quattro 180 Hp Automatic 180 HP AT 4x4	Diesel	8.9 l/100km	8.9 l/100km0%
2.8Audi A8 1999 2.8 5V 193 HP MT	Petrol	9.9 l/100km	10.3 l/100km+4%
2.8Audi A8 1999 2.8 5V Automatic 193 HP AT	Petrol	10.7 l/100km	10.6 l/100km-1%
2.8Audi A8 1999 2.8 5V Quattro 193 HP MT 4x4	Petrol	11.1 l/100km	11.3 l/100km+2%
2.8Audi A8 1999 2.8 5V Quattro Automatic 193 HP AT 4x4	Petrol	11.7 l/100km	11.7 l/100km0%
3.3Audi A8 2000 3.3 TDI Quattro AT 4x4	Diesel	9.7 l/100km	9.9 l/100km+2%
3.7Audi A8 1999 3.7 260 HP AT	Petrol	11.5 l/100km	12.5 l/100km+9%
3.7Audi A8 1999 3.7 Quattro 260 HP AT 4x4	Petrol	12.3 l/100km	13.4 l/100km+9%
4.2Audi A8 1999 4.2 Quattro 310 HP AT 4x4	Petrol	12.9 l/100km	13.2 l/100km+2%
4.2Audi A8 2000 4.2 Quattro Long 310 HP AT 4x4	Petrol	13.0 l/100km	13.2 l/100km+2%
6.0Audi A8 2001 6.0 Quattro 420 HP AT 4x4	Petrol	14.6 l/100km
6.0Audi A8 2001 6.0 Quattro Long 420 HP AT 4x4	Petrol	14.6 l/100km

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1994 Audi A8 1994 Average real petrol consumption difference: minor Average real diesel consumption difference: minor

Real and specified fuel consumption and differences for specific Audi A8 versions are shown in the table below.

Modification	Fuel	Claimed consumption	Real consumption
2.5Audi A8 1997 2.5 TDI Quattro 150 HP AT 4x4	Diesel	8.9 l/100km	9.2 l/100km+3%
2.5Audi A8 1997 2.5 TDI 150 HP MT	Diesel	7.3 l/100km	7.3 l/100km0%
2.5Audi A8 1997 2.5 TDI Automatic 150 HP AT	Diesel	8.2 l/100km	8.4 l/100km+2%
2.8Audi A8 1994 2.8 174 HP MT	Petrol	9.9 l/100km
2.8Audi A8 1994 2.8 Automatic 174 HP AT	Petrol	10.7 l/100km
2.8Audi A8 1994 2.8 Quattro 174 HP MT 4x4	Petrol	11.1 l/100km
2.8Audi A8 1994 2.8 Quattro Automatic 174 HP AT 4x4	Petrol	11.7 l/100km
2.8Audi A8 1996 2.8 5V 193 HP MT	Petrol	9.9 l/100km	11.3 l/100km+14%
2.8Audi A8 1996 2.8 5V Automatic 193 HP AT	Petrol	10.8 l/100km	11.6 l/100km+7%
2.8Audi A8 1996 2.8 5V Quattro 193 HP MT 4x4	Petrol	11.2 l/100km	11.3 l/100km+1%
2.8Audi A8 1996 2.8 5V Quattro Automatic 193 HP AT 4x4	Petrol	11.9 l/100km	11.6 l/100km-3%
3.7Audi A8 1995 3.7 230 HP AT	Petrol	12.3 l/100km
3.7Audi A8 1995 3.7 Quattro 230 HP AT 4x4	Petrol	13.0 l/100km
4.2Audi A8 1994 4.2 Quattro AT 4x4	Petrol	13.3 l/100km	13.6 l/100km+2%

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Real fuel consumption of other carmakers

Alfa Romeo

Audi

BMW

Chevrolet

Chrysler

Citroen

Dacia

Dodge

Fiat

Ford

Honda

Hyundai

Infiniti

Isuzu

Jaguar

Jeep

Kia

Land Rover

Lexus

Mazda

Mercedes

Mini

Mitsubishi

Nissan

Opel

Peugeot

Porsche

Renault

Rover

SAAB

Seat

Skoda

Smart

Subaru

Suzuki

Toyota

Volkswagen

Volvo

The fuel consumption reported by users does not reflect the experience of all users, may be selective (depending on the driving conditions, driving style, technical condition of the car and other circumstances) and should therefore not be taken as a representative indicator.