2015 Audi A3 Cabriolet MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2015 Audi A3 Cabriolet.

The 2015 Audi A3 Cabriolet runs on premium gasoline and is in the Subcompact Cars car class.

Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 2015 Audi A3 Cabriolet is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 2015 Audi A3 Cabriolet Get?

First off, the most commonly asked question. A 2015 Audi A3 Cabriolet gets up to 24 miles per gallon in the city, and 35 miles per gallon on the highway.

The combined average MPG for the 2015 Audi A3 Cabriolet is 28 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 2015 Audi A3 Cabriolet?

The estimated fuel costs for the 2015 Audi A3 Cabriolet is $2,650 per year.

That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

If you were to compare a 2015 Audi A3 Cabriolet to an average vehicle over 5 years, you will spend $1,750 more on fuel.

🛢 How Many Barrels of Petroleum Does a 2015 Audi A3 Cabriolet Consume?

The 2015 Audi A3 Cabriolet will consume roughly 11 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

💨 How Many Grams of CO2 Does a 2015 Audi A3 Cabriolet Emit?

For every mile driven, the 2015 Audi A3 Cabriolet will emit 314 grams of CO2, which is about 4,710,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 160 trees would be needed to offset emissions from the 2015 Audi A3 Cabriolet.


The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2015 Audi A3 Cabriolet.

City MPG 24
Highway MPG 35
Combined MPG 28
Save/Spend vs Average Car Spend $1,750
Fuel Cost $2,650
Fuel Type 1 Premium
Barrels of Petroleum 11
Grams of CO2 4,710,000
Trees Needed to Offset 224
Drive Front-Wheel Drive
Cylinders 4
Transmission Automatic (AM-S6)
Vehicle Class Subcompact Cars
Start/Stop? No
Supercharged? No
Turbocharged? Yes

Related Audi Models from 2015

If you're interested in other Audi models from 2015, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.

Model Combined MPG
R8 17
A8 22
A5 Cabriolet quattro 24
R8 Spyder 14
A8 L 22
Q5 26
S5 21
A6 quattro 21
Q7 18
A6 28
S4 21
A6 quattro 29
A8 22
A3 35
RS 7 18
allroad quattro 24
A8 L 28
S8 20
R8 16
TT Roadster quattro 26


Ratings were provided by the manufacturer to the U.S. Department of Energy, which is where we sourced the data. Be advised that manufacturers may have upgraded, downgraded, or changed these ratings following the compilation of this data.

MPG Buddy does not guarantee the accuracy of this data, nor are we liable for any decisions made by referencing this data. Make sure to contact the specific car manufacturer to confirm accuracy.

Link To or Reference This Page

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If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference MPG Buddy as the source. We appreciate your support!

  • "2015 Audi A3 Cabriolet MPG and Fuel Economy". MPG Buddy. Accessed on June 29, 2022. http://mpgbuddy.com/cars/audi/a3-cabriolet/2015.

  • "2015 Audi A3 Cabriolet MPG and Fuel Economy". MPG Buddy, http://mpgbuddy.com/cars/audi/a3-cabriolet/2015. Accessed 29 June, 2022

  • 2015 Audi A3 Cabriolet MPG and Fuel Economy. MPG Buddy. Retrieved from http://mpgbuddy.com/cars/audi/a3-cabriolet/2015.