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Real MPG: Audi A6 (2018 - 2025) 40 TDI quattro S tronic

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60.1–64.2
Official MPG
(NEDC)
45.6–47.9
Official MPG
(WLTP)
40.4–45.0
Real MPG
42.6
Real MPG
Average
69%
of Official MPG
(NEDC)
91%
of Official MPG
(WLTP)

More engines available for this model:

Engine Official MPG (NEDC) Official MPG (WLTP) Real MPG Avg. Real MPG %  
3.0 TDI 344 quattro tiptronic - 38.2–40.4 mpg - -* Submit
3.0 TDI 349 quattro tiptronic - 39.2–40.4 mpg - -* Submit
40 TDI S tronic 60.1–62.8 mpg 48.7–52.3 mpg 48.7 mpg 96%* Submit
40 TFSI MHEV S tronic - 37.7–39.2 mpg 33.5 mpg 87%* Submit
45 TFSI MHEV S tronic - 35.3–37.2 mpg - -* Submit
45 TFSI quattro S tronic 41.5–42.8 mpg 33.6–35.3 mpg 25.3 mpg 74%* Submit
50 TDI quattro S tronic 49.6 mpg 39.2 mpg - -* Submit
50 TDI quattro tiptronic 49.6–50.4 mpg 38.7–41.5 mpg - -* Submit
50 TFSIe 299 14.1kWh - 217.3–256.8 mpg - -* Submit
50 TFSIe 299 17.9kWh - 217.3–256.8 mpg - -* Submit
50 TFSIe 367 14.1kWh - 217.3 mpg - -* Submit
55 TFSI quattro S tronic 38.2–39.2 mpg 30.1–31.4 mpg - -* Submit
S6 TDI 44.8–45.6 mpg 36.2 mpg - -* Submit
*Based on WLTP MPG values

Read the Honest John review...

Audi A6 (2018 - 2025)

Extremely comfortable and upmarket cabin. Lots of technology including mild and plug-in hybrid systems to help fuel economy.

Rivals

Audi A6 (2018 - 2025) 44.8 avg mpg
Skoda Superb Estate (2015 - 2024) 48.4 avg mpg
Audi A6 Avant (2018 - 2025) 47.5 avg mpg
Volkswagen Arteon (2017 on) 44.6 avg mpg

Latest submissions

76%

ML-Class (2012 - 2015)

77%

2 Series Coupe (2014 - 2020)