Compare Dimensions Side by Side 2020 Mercedes-Benz GLA vs. 2026 Audi Q3 III
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 2020 Mercedes-Benz GLA and the 2026 Audi Q3 III compare in size:
In terms of length, the 2026 Audi Q3 III comes in at 4531 mm (178.39 in), giving it a 121 mm (4.76 in) (2.7 %) advantage over the 2020 Mercedes-Benz GLA at 4410 mm (173.62 in). Looking at width, the 2026 Audi Q3 III stretches to 1859 mm (73.19 in), making it 25 mm (0.98 in) (1.3 %) wider than the 2020 Mercedes-Benz GLA at 1834 mm (72.20 in). As for height, the 2020 Mercedes-Benz GLA stands at 1611 mm (63.43 in), giving it an extra 10 mm (0.39 in) (0.6 %) compared to the 2026 Audi Q3 III at 1601 mm (63.03 in).
Overall, the 2020 Mercedes-Benz GLA is taller than the 2026 Audi Q3 III, while the 2026 Audi Q3 III is longer and wider than the 2020 Mercedes-Benz GLA.
Length
4410 mm173.6 in
4531 mm178.4 in
Width
1834 mm72.2 in
1859 mm73.2 in
Height
1611 mm63.4 in
1601 mm63.0 in
4410 mm173.6 in🔴 -121 mm-4.8 in (-2.7%)
4531 mm178.4 in🟢 +121 mm+4.8 in (+2.7%)
1834 mm72.2 in🔴 -25 mm-1.0 in (-1.3%)
1859 mm73.2 in🟢 +25 mm+1.0 in (+1.4%)
1611 mm63.4 in🟢 +10 mm+0.4 in (+0.6%)
1601 mm63.0 in🔴 -10 mm-0.4 in (-0.6%)
2020 Mercedes-Benz GLA
2026 Audi Q3 III
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
SUV
SUV
Model Year:
2020
2026
Production:
2019-2023 Discontinued Model
2025-present Current Model
Dimensions
Length:
4410 mm173.6 in 🔴 -121 mm-4.8 in (-2.7%)
4531 mm178.4 in 🟢 +121 mm+4.8 in (+2.7%)
Width:
1834 mm72.2 in 🔴 -25 mm-1.0 in (-1.3%)
1859 mm73.2 in 🟢 +25 mm+1.0 in (+1.4%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2020 mm79.5 in 🔴 -67 mm-2.6 in (-3.2%)
2087 mm82.2 in 🟢 +67 mm+2.6 in (+3.3%)
Height:
1611 mm63.4 in 🟢 +10 mm+0.4 in (+0.6%)
1601 mm63.0 in 🔴 -10 mm-0.4 in (-0.6%)
Ground Clearance:
143 mm5.6 in
-
Trunk Capacity:
385-435 liter13.6-15.4 cu ft 🔴 -103 liter-3.6 cu ft (-21.1%) - 🟢 +60 liter+2.1 cu ft (+16.0%)
375-488 liter13.2-17.2 cu ft 🔴 -60 liter-2.1 cu ft (-13.8%) - 🟢 +103 liter+3.6 cu ft (+26.8%)
Trunk Capacity (Max):
1385-1430 liter48.9-50.5 cu ft 🔴 -1 liter0.0 cu ft (-0.1%) - 🟢 +137 liter+4.8 cu ft (+10.6%)
1293-1386 liter45.7-48.9 cu ft 🔴 -137 liter-4.8 cu ft (-9.6%) - 🟢 +1 liter+0.0 cu ft (+0.1%)
