2026 Audi Q3 III Sportback vs. 2017 Audi A3 Dimensions Comparison
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 2026 Audi Q3 III Sportback and the 2017 Audi A3 compare in size:
In terms of length, the 2026 Audi Q3 III Sportback measures 4531 mm (178.39 in), making it 290 mm (11.42 in) (6.4 %) longer than the 2017 Audi A3 at 4241 mm (166.97 in). Looking at width, the 2026 Audi Q3 III Sportback spans 1859 mm (73.19 in), which is 82 mm (3.23 in) (4.4 %) broader than the 2017 Audi A3 at 1777 mm (69.96 in). As for height, the 2026 Audi Q3 III Sportback stands at 1559 mm (61.38 in), giving it an extra 135 mm (5.31 in) (8.7 %) compared to the 2017 Audi A3 at 1424 mm (56.06 in).
Overall, the 2026 Audi Q3 III Sportback is longer, wider and taller than the 2017 Audi A3.
Length
4531 mm178.4 in
4241 mm167.0 in
Width
1859 mm73.2 in
1777 mm70.0 in
Height
1559 mm61.4 in
1424 mm56.1 in
4531 mm178.4 in🟢 +290 mm+11.4 in (+6.8%)
4241 mm167.0 in🔴 -290 mm-11.4 in (-6.4%)
1859 mm73.2 in🟢 +82 mm+3.2 in (+4.6%)
1777 mm70.0 in🔴 -82 mm-3.2 in (-4.4%)
1559 mm61.4 in🟢 +135 mm+5.3 in (+9.5%)
1424 mm56.1 in🔴 -135 mm-5.3 in (-8.7%)
2026 Audi Q3 III Sportback
2017 Audi A3
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Coupe, SUV
Hatchback
Model Year:
2026
2017
Production:
n/a
2016-2017 Discontinued Model
Dimensions
Length:
4531 mm178.4 in 🟢 +290 mm+11.4 in (+6.8%)
4241 mm167.0 in 🔴 -290 mm-11.4 in (-6.4%)
Width:
1859 mm73.2 in 🟢 +82 mm+3.2 in (+4.6%)
1777 mm70.0 in 🔴 -82 mm-3.2 in (-4.4%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2087 mm82.2 in 🟢 +121 mm+4.8 in (+6.2%)
1966 mm77.4 in 🔴 -121 mm-4.8 in (-5.8%)
Height:
1559 mm61.4 in 🟢 +135 mm+5.3 in (+9.5%)
1424 mm56.1 in 🔴 -135 mm-5.3 in (-8.7%)
Ground Clearance:
-
-
Trunk Capacity:
375-488 liter13.2-17.2 cu ft 🟢 +10 liter+0.4 cu ft (+2.7%) - 🟢 +163 liter+5.8 cu ft (+50.2%)
325-365 liter11.5-12.9 cu ft 🔴 -163 liter-5.8 cu ft (-33.4%) - 🔴 -10 liter-0.4 cu ft (-2.7%)
Trunk Capacity (Max):
1196-1289 liter42.2-45.5 cu ft 🟢 +96 liter+3.4 cu ft (+8.7%) - 🟢 +229 liter+8.1 cu ft (+21.6%)
1060-1100 liter37.4-38.8 cu ft 🔴 -229 liter-8.1 cu ft (-17.8%) - 🔴 -96 liter-3.4 cu ft (-8.0%)
