2018 Audi A3 Sedan vs. 2021 Audi A4
Image Comparison
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ModelTrim
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ModelTrim
Compare images of 2018 Audi A3 Sedan and 2021 Audi A4 by choosing the desired model and trim and then selecting the comparison image.
2018 Audi A3 Sedan
$179 /mo.
2021 Audi A4
$378 /mo.
What is the main difference between A3 Sedan and A4?
What we have here are two Sedans from Audi with some differences, such as the model year, starting price, horsepower, and ground shadow size. First of all, the 2018 Audi A3 Sedan is priced $7,150 lower compared to the base MSRP of the 2021 Audi A4, which is newer by three model years. Also, the 2021 A4 pulls more horsepower than the 2018 A3 Sedan. And finally, the A3 Sedan has a slightly smaller body than the A4. Among similarities are the body structure, market segment, fuel economy, height, and maximum occupancy.
Specification Comparison
Safety Rating
Safety Rating
Trim
Trim
Configuration
Configuration
- 2.0 L, Turbo, Auto, FWD
- 2.0 L, Turbo, Auto, All Wheel
MSRP
MSRP
$31,950
$40,900
Engine
Engine
2.0L Inline-4 Turbo
2.0 L/121
Horsepower
Horsepower
186 hp
261 hp
Drivetrain
Drivetrain
Front Wheel Drive
All Wheel
0-60 MPH
0-60 MPH
6.6 sec
City MPG
City MPG
26 MPG
24 MPG
Highway MPG
Highway MPG
35 MPG
31 MPG
Combined MPG
Combined MPG
29 MPG
27 MPG
Width
Width
77.2 in
Width W/O Mirrors
Width W/O Mirrors
70.7 in
72.7 in
Length
Length
175.5 in
187.5 in
Height
Height
55.7 in
56.2 in
Wheelbase
Wheelbase
103.8 in
111 in
Ground Shadow
Ground Shadow
86.2 ft2
94.7 ft2
Seats
Seats
5
5
First Row Head Room
First Row Head Room
36.5 in
37.3 in
First Row Leg Room
First Row Leg Room
41.2 in
41.3 in
First Row Leg Shoulder
First Row Leg Shoulder
54.8 in
55.9 in
Second Row Head Room
Second Row Head Room
36.1 in
37.4 in
Second Row Leg Room
Second Row Leg Room
35.1 in
35.7 in
Second Row Leg Shoulder
Second Row Leg Shoulder
53.0 in
54.5 in
Costs
2018 Audi A3 Sedan
2021 Audi A4
Annual Fuel Cost
Annual Fuel Cost
$1,950 - $2,100
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Mininum Monthly Lease
Mininum Monthly Lease
$179 (2018 Audi A3 Sedan 2.0 TFSI Premium FWD)
$378 (2021 Audi A4 Sedan Premium 40 TFSI quattro)
Lease Due
Lease Due
$3,999
$2,999
Cost To Lease
Cost To Lease
$12,393 - $12,543
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2018 Audi A3 Sedan vs. 2021 Audi A4 - Front Left Comparison2018 Audi A3 Sedan vs. 2021 Audi A4 - Rear Right Comparison2018 Audi A3 Sedan vs. 2021 Audi A4 - Dashboard Comparison2018 Audi A3 Sedan vs. 2021 Audi A4 - Side Comparison