Based on data from 132 vehicles, 8,582 fuel-ups and 3,058,361 miles of driving, the 2015 Audi A3 gets a combined Avg MPG of 33.71 with a 0.22 MPG margin of error.

Any Engine Type 1.4L L4 GAS (4) 1.8L L4 GAS (29) 2.0L L4 DIESEL (51) DIESEL (1) H4 ELECTRIC/GAS (1) L4 DIESEL (10) L4 ELECTRIC/GAS (1) L4 GAS (8) V4 GAS (1) Any Body Style Sedan (27) Hatchback (12) Convertible (1) Any Submodel Technik (1) TDI Komfort (1) Base (2) Komfort (2) Attraction (2) TDI Technik (3) Ambiente (4) S-Line (4) S Line (7) Sportback e-tron (7) Prestige (8) TDI Prestige (8) Sportback (9) Premium Plus (11) TDI Premium (15) Premium (16) TDI Premium Plus (25) Other (7)

Below you can see a distribution of the fuel-ups with 88 outliers (1.01%) removed.

Following shows the average MPG of each of the 132 vehicles in the system.

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• Audi A3

  2015 Audi A3 Ambiente 1.8L L4 GAS Manual 7 Speed
  Added Nov 2018 • 52 Fuel-ups

  Property of Jhoracio

• 23.3 Avg MPG

• Audi A3

  2015 Audi A3 TDI Premium Plus 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added May 2024 • 3 Fuel-ups

  Property of Bradcamp12

• 27.6 Avg MPG

• White Audi A3

  2015 Audi A3 TDI Prestige 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added May 2024 • 4 Fuel-ups

  Property of Bradcamp12

• 29.3 Avg MPG

• Audi A3 1.8 TFSI

  2015 Audi A3 S-Line L4 GAS Automatic 7 Speed Sedan
  Added Apr 2018 • 440 Fuel-ups

  Property of MrJohanL

• 14.5 Avg MPG

• My 2015 Audi A3 TDI

  2015 Audi A3 TDI Premium Plus 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added May 2020 • 176 Fuel-ups

  Property of morgansm25

• 39.5 Avg MPG

• Kate’s A3 TDI

  2015 Audi A3 TDI Premium Plus 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added Jan 2019 • 89 Fuel-ups

  Property of KateTDI

• 32.1 Avg MPG

• A3

  2015 Audi A3 TDI Premium Plus 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added Oct 2018 • 159 Fuel-ups

  Property of cut71

• 42.0 Avg MPG

• Audi A3 TDI

  2015 Audi A3 TDI Premium Plus 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added Jun 2020 • 226 Fuel-ups

  Property of ahart8808

• 40.5 Avg MPG

• A3 TDI

  2015 Audi A3 Automatic Dual Clutch 6 Speed Sedan
  Added Jun 2017 • 182 Fuel-ups

  Property of paperthin

• 43.2 Avg MPG

• A3

  2015 Audi A3 S-Line Sportback 2.0L TDI 150ps L4 DIESEL
  Added Jan 2018 • 119 Fuel-ups

  Property of rik81h

• 39.9 Avg MPG

• TDI-Fighter

  2015 Audi A3 TDI Premium 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed Sedan
  Added Apr 2022 • 113 Fuel-ups

  Property of VooDoo37

• 38.1 Avg MPG

• My A3

  2015 Audi A3 TDI Premium Plus 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added Jan 2020 • 112 Fuel-ups

  Property of zfair

• 40.3 Avg MPG

• Carrie21

  2015 Audi A3 S-Line
  Added Jan 2017 • 144 Fuel-ups

  Property of jonniewalker

• 35.8 Avg MPG

• Comfortable Rice Block

  2015 Audi A3 Sportback
  Added Nov 2022 • 78 Fuel-ups

  Property of jsnl

• 33.0 Avg MPG

• Little White Car (Prestige S Line)

  2015 Audi A3 Prestige 1.8L L4 GAS Automatic Dual Clutch 6 Speed
  Added Apr 2022 • 23 Fuel-ups

  Property of sjhortondesign

• 26.2 Avg MPG

• My A3

  2015 Audi A3 Premium 1.8L L4 GAS Automatic Dual Clutch 6 Speed
  Added Feb 2022 • 73 Fuel-ups

  Property of jsloan101

• 29.1 Avg MPG

• Audi

  2015 Audi A3 Prestige 1.8L L4 GAS Automatic Dual Clutch 6 Speed
  Added Aug 2016 • 144 Fuel-ups

  Property of aidaan

• 21.1 Avg MPG

• My A3

  2015 Audi A3 TDI Premium 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed
  Added Jan 2023 • 28 Fuel-ups

  Property of azevedofam

• 39.5 Avg MPG

• A3 TDI

  2015 Audi A3 TDI Premium 2.0L L4 DIESEL Automatic Dual Clutch 6 Speed Sedan
  Added Nov 2017 • 113 Fuel-ups

  Property of Themysticwizard1

• 34.3 Avg MPG

• Moms A3 TDI

  2015 Audi A3 Premium Plus L4 DIESEL Automatic Dual Clutch 6 Speed Sedan
  Added Apr 2020 • 135 Fuel-ups

  Property of moon1234

• 41.0 Avg MPG

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