2026 Audi Q3 III Sportback vs. 2018 Audi Q5 II 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 2018 Audi Q5 II compare in size:
In terms of length, the 2018 Audi Q5 II comes in at 4671 mm (183.90 in), giving it a 140 mm (5.51 in) (3.0 %) advantage over the 2026 Audi Q3 III Sportback at 4531 mm (178.39 in). Looking at width, the 2018 Audi Q5 II stretches to 1893 mm (74.53 in), making it 34 mm (1.34 in) (1.8 %) wider than the 2026 Audi Q3 III Sportback at 1859 mm (73.19 in). As for height, the 2018 Audi Q5 II reaches 1661 mm (65.39 in), which is 102 mm (4.02 in) (6.1 %) taller than the 2026 Audi Q3 III Sportback at 1559 mm (61.38 in).
Overall, the 2018 Audi Q5 II is longer, wider and taller than the 2026 Audi Q3 III Sportback.
Length
4531 mm178.4 in
4671 mm183.9 in
Width
1859 mm73.2 in
1893 mm74.5 in
Height
1559 mm61.4 in
1661 mm65.4 in
4531 mm178.4 in🔴 -140 mm-5.5 in (-3.0%)
4671 mm183.9 in🟢 +140 mm+5.5 in (+3.1%)
1859 mm73.2 in🔴 -34 mm-1.3 in (-1.8%)
1893 mm74.5 in🟢 +34 mm+1.3 in (+1.8%)
1559 mm61.4 in🔴 -102 mm-4.0 in (-6.1%)
1661 mm65.4 in🟢 +102 mm+4.0 in (+6.5%)
2026 Audi Q3 III Sportback
2018 Audi Q5 II
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Coupe, SUV
SUV
Model Year:
2026
2018
Production:
n/a
2016-2020 Discontinued Model
Dimensions
Length:
4531 mm178.4 in 🔴 -140 mm-5.5 in (-3.0%) - 🔴 -132 mm-5.2 in (-2.8%)
4663-4671 mm183.6-183.9 in 🟢 +132 mm+5.2 in (+2.9%) - 🟢 +140 mm+5.5 in (+3.1%)
Width:
1859 mm73.2 in 🔴 -34 mm-1.3 in (-1.8%) - 🔴 -30 mm-1.2 in (-1.6%)
1893 mm74.5 in 🟢 +30 mm+1.2 in (+1.6%) - 🟢 +34 mm+1.3 in (+1.8%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2087 mm82.2 in 🔴 -53 mm-2.1 in (-2.5%)
2140 mm84.3 in 🟢 +53 mm+2.1 in (+2.5%)
Height:
1559 mm61.4 in 🔴 -102 mm-4.0 in (-6.1%) - 🔴 -97 mm-3.8 in (-5.9%)
1661 mm65.4 in 🟢 +97 mm+3.8 in (+6.2%) - 🟢 +102 mm+4.0 in (+6.5%)
Ground Clearance:
-
-
Trunk Capacity:
375-488 liter13.2-17.2 cu ft 🔴 -175 liter-6.2 cu ft (-31.8%) - 🟢 +93 liter+3.3 cu ft (+23.5%)
395-550 liter13.9-19.4 cu ft 🔴 -93 liter-3.3 cu ft (-19.1%) - 🟢 +175 liter+6.2 cu ft (+46.7%)
Trunk Capacity (Max):
1196-1289 liter42.2-45.5 cu ft 🔴 -354 liter-12.5 cu ft (-22.8%) - 🔴 -221 liter-7.8 cu ft (-14.6%)
1510-1550 liter53.3-54.7 cu ft 🟢 +221 liter+7.8 cu ft (+17.1%) - 🟢 +354 liter+12.5 cu ft (+29.6%)
