Compare Dimensions Side by Side 2021 Audi A3 Sedan vs. 2017 Audi A3
Compare the size of two cars side by side and see their differences at a glance. Simply enter the vehicle names, and our tool creates a clear visual comparison of their length, width, and height. This makes it easy to find out which car is longer, wider, or taller, and helps you better understand their overall proportions. Whether you are checking if a car will fit in your garage, comparing everyday models, or exploring larger SUVs, this tool provides a straightforward way to see all key dimensions in one place.
Here’s how the 2021 Audi A3 Sedan and the 2017 Audi A3 compare in size:
In terms of length, the 2021 Audi A3 Sedan measures 4495 mm (176.97 in), making it 254 mm (10.00 in) (5.7 %) longer than the 2017 Audi A3 at 4241 mm (166.97 in). Looking at width, the 2021 Audi A3 Sedan spans 1816 mm (71.50 in), which is 39 mm (1.54 in) (2.1 %) broader than the 2017 Audi A3 at 1777 mm (69.96 in). As for height, the 2021 Audi A3 Sedan stands at 1425 mm (56.10 in), giving it an extra 1 mm (0.04 in) (0.1 %) compared to the 2017 Audi A3 at 1424 mm (56.06 in).
Overall, the 2021 Audi A3 Sedan is longer, wider and taller than the 2017 Audi A3.
Length
4495 mm177.0 in
4241 mm167.0 in
Width
1816 mm71.5 in
1777 mm70.0 in
Height
1425 mm56.1 in
1424 mm56.1 in
4495 mm177.0 in🟢 +254 mm+10.0 in (+6.0%)
4241 mm167.0 in🔴 -254 mm-10.0 in (-5.7%)
1816 mm71.5 in🟢 +39 mm+1.5 in (+2.2%)
1777 mm70.0 in🔴 -39 mm-1.5 in (-2.1%)
1425 mm56.1 in🟢 +1 mm+0.0 in (+0.1%)
1424 mm56.1 in🔴 -1 mm0.0 in (-0.1%)
2021 Audi A3 Sedan
2017 Audi A3
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Sedan
Hatchback
Model Year:
2021
2017
Production:
2020-2024 Discontinued Model
2016-2017 Discontinued Model
Dimensions
Length:
4495 mm177.0 in 🟢 +254 mm+10.0 in (+6.0%)
4241 mm167.0 in 🔴 -254 mm-10.0 in (-5.7%)
Width:
1816 mm71.5 in 🟢 +39 mm+1.5 in (+2.2%)
1777 mm70.0 in 🔴 -39 mm-1.5 in (-2.1%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
1984 mm78.1 in 🟢 +18 mm+0.7 in (+0.9%)
1966 mm77.4 in 🔴 -18 mm-0.7 in (-0.9%)
Height:
1425 mm56.1 in 🟢 +1 mm+0.0 in (+0.1%)
1424 mm56.1 in 🔴 -1 mm0.0 in (-0.1%)
Ground Clearance:
-
-
Trunk Capacity:
390-425 liter13.8-15.0 cu ft 🟢 +25 liter+0.9 cu ft (+6.8%) - 🟢 +100 liter+3.5 cu ft (+30.8%)
325-365 liter11.5-12.9 cu ft 🔴 -100 liter-3.5 cu ft (-23.5%) - 🔴 -25 liter-0.9 cu ft (-6.4%)
