The 2018 Audi A3 Convertible 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 25 mpg in the city and 33 mpg on the highway. The combined efficiency of the engine comes out to be 28 mpg as rated by the EPA.

2018 Audi A3 Convertible MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
Premium 2dr Convertible (2.0L 4cyl Turbo 7AM) w/Prod. End 6/1825 mpg33 mpg28 mpg13.2 gal.501.6/739.2 mi.
Premium quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM) w/Prod. End 6/1822 mpg30 mpg25 mpg14.5 gal.319.0/435.0 mi.
Premium Plus 2dr Convertible (2.0L 4cyl Turbo 7AM) w/Prod. End 6/1825 mpg33 mpg28 mpg13.2 gal.362.5/478.5 mi.
Premium Plus quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM) w/Prod. End 6/1822 mpg30 mpg25 mpg14.5 gal.319.0/435.0 mi.
Prestige 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg33 mpg28 mpg13.2 gal.362.5/478.5 mi.
Prestige quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)22 mpg30 mpg25 mpg14.5 gal.319.0/435.0 mi.
Tech Premium 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg33 mpg28 mpg13.2 gal.330.00 / 435.60 mi.
Tech Premium quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)22 mpg30 mpg25 mpg14.5 gal.319.00 / 435.00 mi.
Tech Premium Plus 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg33 mpg28 mpg13.2 gal.330.00 / 435.60 mi.
Premium quattro Summer of Audi 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)22 mpg30 mpg25 mpg14.5 gal.-
Premium Plus Summer of Audi 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg33 mpg28 mpg13.2 gal.-
Premium Plus quattro Summer of Audi 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)22 mpg30 mpg25 mpg14.5 gal.-
Premium Summer of Audi 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg33 mpg28 mpg13.2 gal.-

Used 2018 Audi A3 Convertible For Sale

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2017 Audi A3
21
Price Drop, $100
Previous Price: $1499520 Jun 2022

2017 Audi A3 Premium

Premium 4dr Sedan (2.0L 4cyl Turbo 7AM)

$14,895
Est. $202/mo
Excellent Deal
$4,583 Below market
RMV: $19,478
Schertz, TX
2018 Audi A3Home Delivery
11
Price Drop, $1300
Previous Price: $2090002 Dec 2021

2018 Audi A3 Premium

Premium 4dr Sedan (2.0L 4cyl Turbo 7AM) w/Prod. End 6/18

$19,600
Est. $266/mo
Excellent Deal
$4,921 Below market
RMV: $24,521
Elizabeth, NJ
2017 Audi A3Home Delivery
1
Price Drop, $1500
Previous Price: $1400029 Sep 2021

2017 Audi A3 Premium

Premium 4dr Sedan (2.0L 4cyl Turbo 7AM)

$12,500
Est. $169/mo
Excellent Deal
$3,150 Below market
RMV: $15,650
Pearland, TX
2017 Audi A3
12

2017 Audi A3 Premium

Premium 4dr Sedan (2.0L 4cyl Turbo 7AM)

$13,999
Est. $190/mo
Excellent Deal
$2,915 Below market
RMV: $16,914
Lake Worth, FL
2017 Audi A3
17

2017 Audi A3 Premium Plus

Premium Plus quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM)

$24,243
Est. $329/mo
Excellent Deal
$4,161.5 Below market
RMV: $28,404.5
Denver, CO
2017 Audi A3
19
Price Drop, $987
Previous Price: $2648223 Jun 2022

2017 Audi A3 Premium Plus

Premium Plus quattro 4dr Sedan AWD (2.0L 4cyl Turbo 6AM)

$25,495
Est. $346/mo
Excellent Deal
$3,939 Below market
RMV: $29,434
Philadelphia, PA
2017 Audi A3
9

2017 Audi A3 Premium

Premium 4dr Sedan (2.0L 4cyl Turbo 7AM)

$17,999
Est. $244/mo
Excellent Deal
$2,728 Below market
RMV: $20,727
Santa Ana, CA
2018 Audi A3Home Delivery
22
Price Drop, $1000
Previous Price: $2199013 Aug 2022

2018 Audi A3 Premium

Premium 4dr Sedan (2.0L 4cyl Turbo 7AM) w/Prod. End 6/18

$20,990
Est. $284/mo
Excellent Deal
$3,160 Below market
RMV: $24,150
Houston, TX
2017 Audi A3
23

2017 Audi A3 Premium

Premium 4dr Sedan (2.0L 4cyl Turbo 7AM)

$13,499
Est. $183/mo
Excellent Deal
$1,984 Below market
RMV: $15,483
Lake Worth, FL
The 2018 Audi A3 Convertible provides the fuel efficiency figures of 23.5 mpg in the city, 31.5 mpg on the highway and 26.5 mpg combined. Though these numbers are respectable, the 2018 Audi A3 Convertible still falls a little behind 2018 BMW 2 Series Convertible 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 319.0/435.0 - 501.6/739.2 miles. The overall range of the 2018 Audi A3 Convertible 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 Convertible vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2018 Audi A3 Convertible22 - 25 mpg30 - 33 mpg25 - 28 mpg13.2 - 14.5 gal.319.0/435.0 - 501.6/739.2 mi.
2018 Audi A5 Cabriolet20 - 24 mpg29 - 34 mpg23 - 27 mpg15.3 gal.367.20 / 520.20 - 371.8/540.8 mi.
2018 Mercedes-Benz SLC-Class20 - 25 mpg29 - 32 mpg23 - 27 mpg15.9 gal.370.0/536.5 - 397.50 / 508.80 mi.
2018 Audi TT Convertible23 mpg30 mpg26 mpg14.5 gal.267.8/391.4 mi.
2018 BMW 2 Series Convertible23 - 24 mpg33 - 34 mpg27 mpg13.7 gal.270.0/427.5 - 315.1/452.1 mi.

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2018 Audi A3 Convertible Exclusive Interior and Exterior Pictures | View latest Pictures

2017 Audi A3 Convertible MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
Premium Plus 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg34 mpg28 mpg13.2 gal.330.00 / 448.80 mi.
Premium Plus quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)22 mpg34 mpg28 mpg14.5 gal.319.00 / 435.00 mi.
Premium 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg34 mpg28 mpg13.2 gal.330.00 / 448.80 mi.
Premium quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)22 mpg34 mpg28 mpg14.5 gal.319.00 / 435.00 mi.
Prestige 2dr Convertible (2.0L 4cyl Turbo 7AM)25 mpg34 mpg28 mpg13.2 gal.330.00 / 448.80 mi.
Prestige quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)22 mpg34 mpg28 mpg14.5 gal.319.00 / 435.00 mi.

2017 Audi A3 Convertible vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2017 Audi A3 Convertible22 - 25 mpg34 mpg28 mpg13.2 - 14.5 gal.319.00 / 435.00 - 330.00 / 448.80 mi.
2017 Audi TT Convertible23 mpg30 mpg26 mpg14.5 gal.333.50 / 435.00 mi.
2017 BMW 2 Series Convertible23 mpg33 - 34 mpg26 - 27 mpg13.7 gal.315.10 / 452.10 mi.
2017 Audi A5 Cabriolet21 mpg29 mpg24 mpg16.1 gal.338.10 / 466.90 mi.
2017 BMW M240i Convertible21 mpg31 - 32 mpg25 mpg13.7 gal.287.70 / 424.70 mi.
2017 Mercedes-Benz SLC-Class25 mpg32 mpg27 mpg15.9 gal.-

2016 Audi A3 Convertible MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
Prestige quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)23 mpg32 mpg26 mpg14.5 gal.333.50 / 464.00 mi.
Prestige 2dr Convertible (1.8L 4cyl Turbo 6AM)24 mpg35 mpg28 mpg13.2 gal.316.80 / 462.00 mi.
Premium Plus S Line quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)20 mpg32 mpg26 mpg14.5 gal.-
Premium Plus quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)23 mpg32 mpg26 mpg14.5 gal.333.50 / 464.00 mi.
Premium Plus S Line 2dr Convertible (1.8L 4cyl Turbo 6AM)23 mpg35 mpg28 mpg13.2 gal.-
Premium quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)23 mpg32 mpg26 mpg14.5 gal.333.50 / 464.00 mi.
Premium Plus 2dr Convertible (1.8L 4cyl Turbo 6AM)24 mpg35 mpg28 mpg13.2 gal.316.80 / 462.00 mi.
Premium 2dr Convertible (1.8L 4cyl Turbo 6AM)24 mpg35 mpg28 mpg13.2 gal.316.80 / 462.00 mi.

2016 Audi A3 Convertible vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2016 BMW Z418 - 22 mpg24 - 34 mpg20 - 26 mpg14.5 gal.-
2016 Ford Mustang Convertible17 - 22 mpg28 - 29 mpg21 - 24 mpg15.5 - 16 gal.272.00 / 448.00 - 341.00 / 480.50 mi.
2016 Audi A3 Convertible20 - 24 mpg32 - 35 mpg26 - 28 mpg13.2 - 14.5 gal.316.80 / 462.00 - 333.50 / 464.00 mi.
2016 BMW 2 Series Convertible22 - 23 mpg34 mpg26 - 27 mpg13.7 gal.301.40 / 465.80 - 315.10 / 465.80 mi.
2016 Chevrolet Camaro Convertible21 mpg30 mpg24 mpg19 gal.-

2015 Audi A3 Convertible MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
Prestige quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)23 mpg32 mpg26 mpg14.5 gal.333.50 / 464.00 mi.
Prestige 2dr Convertible (1.8L 4cyl Turbo 6AM)24 mpg35 mpg28 mpg13.2 gal.316.80 / 462.00 mi.
Premium Plus quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)23 mpg32 mpg26 mpg14.5 gal.333.50 / 464.00 mi.
Premium quattro 2dr Convertible AWD (2.0L 4cyl Turbo 6AM)23 mpg32 mpg27 mpg14.5 gal.333.50 / 464.00 mi.
Premium Plus 2dr Convertible (1.8L 4cyl Turbo 6AM)24 mpg35 mpg28 mpg13.2 gal.316.80 / 462.00 mi.
Premium 2dr Convertible (1.8L 4cyl Turbo 6AM)24 mpg35 mpg29 mpg13.2 gal.323.0/532.0 mi.

2015 Audi A3 Convertible vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2015 BMW Z417 - 22 mpg24 - 34 mpg20 - 27 mpg14.5 gal.246.50 / 348.00 - 319.00 / 493.00 mi.
2015 Ford Mustang Convertible17 - 22 mpg28 - 31 mpg22 - 26 mpg15.5 - 16 gal.272.00 / 448.00 - 341.00 / 480.50 mi.
2015 Audi A3 Convertible23 - 24 mpg32 - 35 mpg26 - 29 mpg13.2 - 14.5 gal.316.80 / 462.00 - 333.50 / 464.00 mi.
2015 BMW 2 Series Convertible22 - 23 mpg33 - 34 mpg27 - 28 mpg13.7 gal.301.40 / 452.10 - 315.10 / 465.80 mi.
2015 Chevrolet Camaro Convertible17 mpg28 mpg22 mpg19 gal.323.0/532.0 mi.

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