The 2018 Audi A3 gets a 2-liter I4 under the hood that makes 186 hp @ 4400 rpm horsepower and 221 lb.-ft. @ 1600 rpm of torque. This engine is quite fuel-efficient and helps the car deliver a mileage of 26 mpg in the city and 35 mpg on the highway. The combined efficiency of the engine comes out to be 29 mpg as rated by the EPA.
For the performance-oriented buyers, Audi provides an option to choose another engine. It's a 2.5-liter I5 motor that churns out 400 hp @ 5850 rpm horsepower and 354 lb.-ft. @ 1700 rpm of torque. The engine is a gas guzzler and provides an efficiency of 19 mpg in the city, 28 mpg on the highway and combined mileage of 22 mpg. The total fuel-tank capacity of the car is 14.5 gallons and you can travel up to - miles once it's full.
2018 Audi A3 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| Premium 4dr Sedan (2.0L 4cyl Turbo 7AM) w/Prod. End 6/18 | 26 mpg | 35 mpg | 29 mpg | 14.5 gal. | 347.6/489.8 mi. |
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| Premium quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) w/Prod. End 6/18 | 24 mpg | 31 mpg | 27 mpg | 14.5 gal. | 348.0/449.5 mi. |
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| Premium Plus 4dr Sedan (2.0L 4cyl Turbo 7AM) w/Prod. End 6/18 | 26 mpg | 35 mpg | 29 mpg | 14.5 gal. | 377.0/507.5 mi. |
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| Premium Plus quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) w/Prod. End 6/18 | 24 mpg | 31 mpg | 27 mpg | 14.5 gal. | 348.0/449.5 mi. |
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| Prestige 4dr Sedan (2.0L 4cyl Turbo 7AM) | 26 mpg | 35 mpg | 29 mpg | 14.5 gal. | 377.0/507.5 mi. |
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| Prestige quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 31 mpg | 27 mpg | 14.5 gal. | 348.0/449.5 mi. |
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| Tech Premium 4dr Sedan (2.0L 4cyl Turbo 7AM) | 26 mpg | 35 mpg | 29 mpg | 13.2 gal. | 343.20 / 462.00 mi. |
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| Tech Premium quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 31 mpg | 27 mpg | 14.5 gal. | 348.00 / 449.50 mi. |
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| S Tronic quattro 4dr Sedan AWD (2.5L 5cyl Turbo 7AM) | 19 mpg | 28 mpg | 22 mpg | 14.5 gal. | - |
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| Tech Premium Plus quattro 4dr Sedan AWD (2.0L 4cyl Turbo 7AM) | 22 mpg | 28 mpg | 25 mpg | 14.5 gal. | - |
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| Tech Prestige quattro 4dr Sedan AWD (2.0L 4cyl Turbo 7AM) | 22 mpg | 28 mpg | 25 mpg | 14.5 gal. | - |
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| Premium Plus quattro Summer of Audi 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 31 mpg | 27 mpg | 14.5 gal. | - |
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| Premium Summer of Audi 4dr Sedan (2.0L 4cyl Turbo 7AM) | 26 mpg | 35 mpg | 29 mpg | 13.2 gal. | - |
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| Premium quattro Summer of Audi 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 31 mpg | 27 mpg | 14.5 gal. | - |
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| Premium Plus Summer of Audi 4dr Sedan (2.0L 4cyl Turbo 7AM) | 26 mpg | 35 mpg | 29 mpg | 13.2 gal. | - |
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The 2018 Audi A3 provides the fuel efficiency figures of 22.5 mpg in the city, 31.5 mpg on the highway and 25.5 mpg combined. Though these numbers are respectable, the 2018 Audi A3 still falls a little behind 2018 Mercedes-Benz CLA-Class as the latter possess better mileage figures.
The total fuel tank capacity of the car is 13.9 gallons which provides a total travel range of 343.20 / 462.00 - 377.0/507.5 miles. The overall range of the 2018 Audi A3 is also less in comparison to some of its rivals due to lower efficiency but you won't have to visit the filling stations every now and then.
2018 Audi A3 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2018 Audi A3 | 19 - 26 mpg | 28 - 35 mpg | 22 - 29 mpg | 13.2 - 14.5 gal. | 343.20 / 462.00 - 377.0/507.5 mi. |
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| 2018 Alfa Romeo Giulia | 23 - 24 mpg | 31 - 33 mpg | 26 - 27 mpg | 15.3 gal. | 351.9/474.3 - 370.0/573.5 mi. |
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| 2018 BMW ALPINA B7 | 16 mpg | 25 mpg | 19 mpg | 20.6 gal. | 288.0/504.0 mi. |
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| 2018 Audi A7 | 14 - 20 mpg | 24 - 29 mpg | 17 - 23 mpg | 19.8 gal. | 396.0/574.2 - 460.8/729.6 mi. |
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| 2018 Audi S6 | 16 mpg | 24 mpg | 18 mpg | 19.8 gal. | 287.3/439.4 - 316.8/475.2 mi. |
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| 2018 BMW 4 Series Gran Coupe | 21 - 24 mpg | 31 - 34 mpg | 25 - 27 mpg | 15.8 gal. | 295.4/422.0 - 363.4/521.4 mi. |
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| 2018 Cadillac ATS | 19 - 22 mpg | 27 - 31 mpg | 22 - 25 mpg | 16 gal. | 304.0/432.0 - 352.0/496.0 mi. |
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| 2018 Jaguar XE | 20 - 25 mpg | 29 - 34 mpg | 24 - 29 mpg | 16.6 gal. | 332.00 / 481.40 - 415.00 / 564.40 mi. |
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| 2018 Subaru WRX | 18 - 21 mpg | 24 - 27 mpg | 21 - 23 mpg | 15.9 gal. | 286.20 / 381.60 - 333.90 / 429.30 mi. |
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| 2018 Audi A4 | 21 - 27 mpg | 30 - 37 mpg | 24 - 31 mpg | 15.3 gal. | 343.2/462.0 - 413.10 / 566.10 mi. |
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| 2018 Audi S3 | 22 mpg | 28 mpg | 24 - 25 mpg | 14.5 gal. | 319.0/406.0 - 351.9/428.4 mi. |
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| 2018 BMW 3 Series | 21 - 24 mpg | 31 - 35 mpg | 25 - 28 mpg | 15.8 gal. | 331.8/489.8 - 363.4/537.2 mi. |
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| 2018 BMW M3 | 17 mpg | 25 mpg | 20 mpg | 15.9 gal. | 344.0/464.4 mi. |
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| 2018 Infiniti Q50 | 19 - 23 mpg | 27 - 30 mpg | 22 - 25 mpg | 20 gal. | 380.00 / 540.00 - 460.00 / 600.00 mi. |
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| 2018 Lexus IS 300 | 19 - 22 mpg | 26 - 32 mpg | 22 - 26 mpg | 17.4 gal. | 330.60 / 452.40 - 382.80 / 556.80 mi. |
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| 2018 Lincoln MKZ | 20 - 21 mpg | 28 - 31 mpg | 23 - 24 mpg | 16.5 - 18 gal. | 346.50 / 511.50 - 360.00 / 504.00 mi. |
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| 2018 Mercedes-Benz C-Class | 23 - 24 mpg | 32 - 33 mpg | 26 - 27 mpg | 17.4 gal. | 400.20 / 556.80 - 417.60 / 574.20 mi. |
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| 2018 Mercedes-Benz CLA-Class | 24 mpg | 32 - 37 mpg | 27 - 29 mpg | 14.8 gal. | 355.20 / 473.60 mi. |
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2017 Audi A3 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| Premium 4dr Sedan (2.0L 4cyl Turbo 7AM) | 26 mpg | 35 mpg | 29 mpg | 13.2 gal. | 343.20 / 462.00 mi. |
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| Premium quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 35 mpg | 29 mpg | 14.5 gal. | 348.00 / 449.50 mi. |
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| Premium Plus 4dr Sedan (2.0L 4cyl Turbo 7AM) | 26 mpg | 35 mpg | 29 mpg | 13.2 gal. | 343.20 / 462.00 mi. |
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| Premium Plus quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 35 mpg | 29 mpg | 14.5 gal. | 348.00 / 449.50 mi. |
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| Prestige 4dr Sedan (2.0L 4cyl Turbo 7AM) | 26 mpg | 35 mpg | 29 mpg | 13.2 gal. | 343.20 / 462.00 mi. |
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| Prestige quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 35 mpg | 29 mpg | 14.5 gal. | 348.00 / 449.50 mi. |
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2017 Audi A3 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2017 Honda Civic | 28 - 32 mpg | 40 - 42 mpg | 32 - 36 mpg | 12.4 gal. | - |
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| 2017 Audi A4 | 24 - 27 mpg | 31 - 37 mpg | 27 - 31 mpg | 15.3 gal. | 367.20 / 474.30 - 413.10 / 566.10 mi. |
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| 2017 Audi S3 | 21 mpg | 28 mpg | 24 mpg | 14.5 gal. | 304.50 / 406.00 mi. |
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| 2017 BMW 3 Series | 21 - 23 mpg | 31 - 35 mpg | 25 - 28 mpg | 15.8 gal. | - |
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| 2017 Infiniti Q50 | 19 - 23 mpg | 27 - 31 mpg | 22 - 26 mpg | 20 gal. | 380.00 / 540.00 - 460.00 / 620.00 mi. |
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| 2017 Lincoln MKZ | 20 - 21 mpg | 28 - 31 mpg | 23 - 24 mpg | 16.5 - 18 gal. | 346.50 / 511.50 - 360.00 / 504.00 mi. |
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| 2017 Mercedes-Benz C-Class | 24 mpg | 31 - 34 mpg | 27 - 28 mpg | 17.4 gal. | 417.60 / 539.40 mi. |
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| 2017 Mercedes-Benz CLA-Class | 23 - 24 mpg | 32 - 36 mpg | 27 - 29 mpg | 14.8 gal. | 340.40 / 473.60 - 355.20 / 532.80 mi. |
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| 2017 Volvo S60 | 22 - 25 mpg | 31 - 36 mpg | 26 - 29 mpg | 17.8 - 18.5 gal. | 391.60 / 569.60 - 445.00 / 658.60 mi. |
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| 2017 Alfa Romeo Giulia | 23 - 24 mpg | 31 - 33 mpg | 26 - 27 mpg | 15.3 gal. | - |
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| 2017 Lincoln MKZ hybrid Sedan | 41 mpg | 38 mpg | 40 mpg | 14 gal. | 553.50 / 513.00 mi. |
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| 2017 Audi A3 | 24 - 26 mpg | 35 mpg | 29 mpg | 13.2 - 14.5 gal. | 343.20 / 462.00 - 348.00 / 449.50 mi. |
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| 2017 Audi A7 | 15 - 21 mpg | 21 - 29 mpg | 18 - 24 mpg | 19.8 gal. | 415.80 / 574.20 mi. |
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| 2017 Audi S6 | 18 mpg | 27 mpg | 21 mpg | 19.8 gal. | 356.40 / 534.60 mi. |
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| 2017 BMW 4 Series Gran Coupe | 21 - 23 mpg | 31 - 34 mpg | 25 - 27 mpg | 15.8 gal. | 331.80 / 489.80 mi. |
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| 2017 Cadillac ATS | 19 - 22 mpg | 27 - 31 mpg | 22 - 25 mpg | 16 gal. | 304.00 / 432.00 - 352.00 / 496.00 mi. |
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| 2017 Jaguar XE | 20 - 21 mpg | 29 - 30 mpg | 23 - 24 mpg | 16.6 - 18.5 gal. | 332.00 / 481.40 - 348.60 / 498.00 mi. |
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| 2017 Lexus IS 200t | 22 mpg | 32 mpg | 26 mpg | 17.4 gal. | 382.80 / 556.80 mi. |
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| 2017 Subaru WRX | 18 - 20 mpg | 24 - 27 mpg | 21 - 23 mpg | 15.9 gal. | 286.20 / 381.60 - 318.00 / 429.30 mi. |
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2016 Audi A3 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| Prestige quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 33 mpg | 27 mpg | 14.5 gal. | 348.00 / 478.50 mi. |
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| Prestige 4dr Sedan (1.8L 4cyl Turbo 6AM) | 23 mpg | 33 mpg | 27 mpg | 13.2 gal. | 303.60 / 435.60 mi. |
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| Premium Plus S Line quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 21 mpg | 33 mpg | 27 mpg | 14.5 gal. | - |
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| Premium Plus quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 33 mpg | 27 mpg | 14.5 gal. | 348.00 / 478.50 mi. |
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| Premium Plus S Line 4dr Sedan (1.8L 4cyl Turbo 6AM) | 24 mpg | 33 mpg | 27 mpg | 13.2 gal. | - |
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| Premium quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 33 mpg | 27 mpg | 14.5 gal. | 348.00 / 478.50 mi. |
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| Premium Plus 4dr Sedan (1.8L 4cyl Turbo 6AM) | 23 mpg | 33 mpg | 27 mpg | 13.2 gal. | 303.60 / 435.60 mi. |
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| Premium 4dr Sedan (1.8L 4cyl Turbo 6AM) | 23 mpg | 33 mpg | 27 mpg | 13.2 gal. | 303.60 / 435.60 mi. |
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2016 Audi A3 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2016 Lexus IS 300 | 19 mpg | 26 mpg | 21 mpg | 17.4 gal. | 330.60 / 452.40 mi. |
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| 2016 Mazda 3 | 25 - 30 mpg | 37 - 41 mpg | 29 - 34 mpg | 13.2 gal. | 330.00 / 488.40 - 396.00 / 541.20 mi. |
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| 2016 Mercedes-Benz CLA-Class | 24 - 26 mpg | 33 - 38 mpg | 27 - 30 mpg | 13.2 gal. | 355.20 / 488.40 - 384.80 / 562.40 mi. |
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| 2016 Volvo S60 | 18 - 26 mpg | 27 - 38 mpg | 21 - 30 mpg | 17.8 gal. | 320.40 / 480.60 - 356.00 / 516.20 mi. |
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| 2016 Acura ILX | 25 mpg | 36 mpg | 29 mpg | 13.2 gal. | 330.00 / 475.20 mi. |
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| 2016 Audi A3 | 21 - 24 mpg | 33 mpg | 27 mpg | 13.2 - 14.5 gal. | 303.60 / 435.60 - 348.00 / 478.50 mi. |
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| 2016 Volkswagen Jetta | 23 - 28 mpg | 33 - 39 mpg | 27 - 32 mpg | 14.5 gal. | 362.50 / 522.00 - 406.00 / 580.00 mi. |
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2015 Audi A3 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| Prestige quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 33 mpg | 27 mpg | 14.5 gal. | 348.00 / 478.50 mi. |
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| Prestige 4dr Sedan (1.8L 4cyl Turbo 6AM) | 23 mpg | 33 mpg | 27 mpg | 13.2 gal. | 303.60 / 435.60 mi. |
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| Premium Plus quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 33 mpg | 27 mpg | 14.5 gal. | 348.00 / 478.50 mi. |
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| Premium quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM) | 24 mpg | 33 mpg | 28 mpg | 14.5 gal. | 348.00 / 478.50 mi. |
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| Premium Plus 4dr Sedan (1.8L 4cyl Turbo 6AM) | 23 mpg | 33 mpg | 27 mpg | 13.2 gal. | 303.60 / 435.60 mi. |
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| Premium 4dr Sedan (1.8L 4cyl Turbo 6AM) | 23 mpg | 33 mpg | 28 mpg | 13.2 gal. | 303.60 / 435.60 mi. |
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2015 Audi A3 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2015 Audi A3 | 23 - 24 mpg | 33 mpg | 27 - 28 mpg | 13.2 - 14.5 gal. | 303.60 / 435.60 - 348.00 / 478.50 mi. |
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| 2015 Volkswagen Jetta | 23 - 31 mpg | 34 - 37 mpg | 26 - 30 mpg | 14.5 gal. | 333.50 / 493.00 - 362.50 / 536.50 mi. |
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| 2015 Mazda 3 | 25 - 30 mpg | 37 - 41 mpg | 30 - 34 mpg | 13.2 gal. | 330.00 / 488.40 - 396.00 / 541.20 mi. |
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| 2015 Mercedes-Benz CLA-Class | 24 - 26 mpg | 33 - 38 mpg | 28 - 30 mpg | 13.2 - 14.8 gal. | 343.20 / 501.60 - 355.20 / 488.40 mi. |
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| 2015 Volvo S60 | 19 - 25 mpg | 28 - 37 mpg | 22 - 30 mpg | 17.8 gal. | 338.20 / 498.40 - 356.00 / 516.20 mi. |
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| 2015 Acura ILX | 22 - 24 mpg | 31 - 35 mpg | 26 - 29 mpg | 13.2 gal. | 290.40 / 409.20 - 316.80 / 462.00 mi. |
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2009 Audi A3 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
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| 2.0T 4dr FrontTrak (2.0L 4cyl 6M) | 21 mpg | 30 mpg | 24 mpg | 14.5 gal. |
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| 2.0T 4dr quattro AWD (2.0L 4cyl 6AM) | 21 mpg | 28 mpg | 24 mpg | 14.5 gal. |
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| 3.2 4dr quattro AWD (3.2L 6cyl 6AM) | 18 mpg | 25 mpg | 21 mpg | 14.5 gal. |
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2009 Audi A3 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
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| 2009 Audi A3 | 18 - 21 mpg | 25 - 30 mpg | 21 - 24 mpg | 14.5 gal. |
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2007 Audi A3 MPG and Range
| Trim Name | MPG City | MPG Highway | Fuel Tank Capacity |
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| 3.2 4dr quattro AWD (3.2L 6cyl 6AM) | 21 mpg | 27 mpg | 14.5 gal. |
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2007 Audi A3 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | Fuel Tank Capacity |
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| 2007 Audi A3 | 21 mpg | 27 mpg | 14.5 gal. |
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2006 Audi A3 MPG and Range
| Trim Name | MPG City | MPG Highway | Fuel Tank Capacity |
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| 2.0T Sportback 4dr FrontTrak (2.0L 4cyl 6M) | 23 mpg | 32 mpg | 14.5 gal. |
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| 3.2 S Line 4dr quattro AWD (3.2L 6cyl 6AM) | 21 mpg | 27 mpg | 14.5 gal. |
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2006 Audi A3 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | Fuel Tank Capacity |
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| 2006 Audi A3 | 21 - 23 mpg | 27 - 32 mpg | 14.5 gal. |
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Important 2018 Audi A3 Links:
