2018 Audi A3 MPG and Fuel Economy
On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2018 Audi A3.
The 2018 Audi A3 runs on regular 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 2018 Audi A3 is, we have the information you need.
🛣 How Many Miles per Gallon (MPG) Does a 2018 Audi A3 Get?
First off, the most commonly asked question. A 2018 Audi A3 gets up to 26 miles per gallon in the city, and 35 miles per gallon on the highway.
The combined average MPG for the 2018 Audi A3 is 29 miles per gallon.
💵 What is the Average Yearly Fuel Cost for a 2018 Audi A3?
The estimated fuel costs for the 2018 Audi A3 is $2,150 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 2018 Audi A3 to an average vehicle over 5 years, you will save $750 on fuel.
🛢 How Many Barrels of Petroleum Does a 2018 Audi A3 Consume?
The 2018 Audi A3 will consume roughly 10 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 2018 Audi A3 Emit?
For every mile driven, the 2018 Audi A3 will emit 303 grams of CO2, which is about 4,545,000 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 155 trees would be needed to offset emissions from the 2018 Audi A3.
The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2018 Audi A3.
|Save/Spend vs Average Car||Save 750|
|Fuel Type 1||Regular|
|Barrels of Petroleum||10|
|Grams of CO2||4,545,000|
|Trees Needed to Offset||216|
|Vehicle Class||Subcompact Cars|
Related Audi Models from 2018
If you're interested in other Audi models from 2018, 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.
|TT Roadster quattro||26|
|TT Coupe quattro||26|
|R8 Spyder AWD||17|
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.
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"2018 Audi A3 MPG and Fuel Economy". MPG Buddy. Accessed on December 2, 2022. http://mpgbuddy.com/cars/audi/a3/2018.
"2018 Audi A3 MPG and Fuel Economy". MPG Buddy, http://mpgbuddy.com/cars/audi/a3/2018. Accessed 2 December, 2022
2018 Audi A3 MPG and Fuel Economy. MPG Buddy. Retrieved from http://mpgbuddy.com/cars/audi/a3/2018.