2021 Audi A3 Sportback vs 2018 Mercedes-Benz A-class
2021 Audi A3 Sportback vs. 2018 Mercedes-Benz A-class 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 2021 Audi A3 Sportback and the 2018 Mercedes-Benz A-class compare in size:
In terms of length, the 2018 Mercedes-Benz A-class comes in at 4445 mm (175.00 in), giving it a 102 mm (4.02 in) (2.3 %) advantage over the 2021 Audi A3 Sportback at 4343 mm (170.98 in). Looking at width, the 2018 Mercedes-Benz A-class stretches to 1850 mm (72.83 in), making it 34 mm (1.34 in) (1.8 %) wider than the 2021 Audi A3 Sportback at 1816 mm (71.50 in). As for height, the 2021 Audi A3 Sportback stands at 1458 mm (57.40 in), giving it an extra 6 mm (0.24 in) (0.4 %) compared to the 2018 Mercedes-Benz A-class at 1452 mm (57.17 in).
Overall, the 2021 Audi A3 Sportback is taller than the 2018 Mercedes-Benz A-class, while the 2018 Mercedes-Benz A-class is longer and wider than the 2021 Audi A3 Sportback.
Length
4343 mm171.0 in
4445 mm175.0 in
Width
1816 mm71.5 in
1850 mm72.8 in
Height
1458 mm57.4 in
1452 mm57.2 in
4343 mm171.0 in🔴 -102 mm-4.0 in (-2.3%)
4445 mm175.0 in🟢 +102 mm+4.0 in (+2.3%)
1816 mm71.5 in🔴 -34 mm-1.3 in (-1.8%)
1850 mm72.8 in🟢 +34 mm+1.3 in (+1.9%)
1458 mm57.4 in🟢 +6 mm+0.2 in (+0.4%)
1452 mm57.2 in🔴 -6 mm-0.2 in (-0.4%)
2021 Audi A3 Sportback
2018 Mercedes-Benz A-class
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Hatchback
Hatchback
Model Year:
2021
2018
Production:
2020-2024 Discontinued Model
2018-2022 Discontinued Model
Dimensions
Length:
4343 mm171.0 in 🔴 -102 mm-4.0 in (-2.3%) - 🔴 -76 mm-3.0 in (-1.7%)
4419-4445 mm174.0-175.0 in 🟢 +76 mm+3.0 in (+1.7%) - 🟢 +102 mm+4.0 in (+2.3%)
Width:
1816 mm71.5 in 🔴 -34 mm-1.3 in (-1.8%) - 🟢 +20 mm+0.8 in (+1.1%)
1796-1850 mm70.7-72.8 in 🔴 -20 mm-0.8 in (-1.1%) - 🟢 +34 mm+1.3 in (+1.9%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
1984 mm78.1 in 🔴 -8 mm-0.3 in (-0.4%)
1992 mm78.4 in 🟢 +8 mm+0.3 in (+0.4%)
Height:
1449-1458 mm57.0-57.4 in 🔴 -3 mm-0.1 in (-0.2%) - 🟢 +53 mm+2.1 in (+3.8%)
1405-1452 mm55.3-57.2 in 🔴 -53 mm-2.1 in (-3.6%) - 🟢 +3 mm+0.1 in (+0.2%)
Ground Clearance:
-
81-104 mm3.2-4.1 in
Trunk Capacity:
280-380 liter9.9-13.4 cu ft 🔴 -90 liter-3.2 cu ft (-24.3%) - 🟢 +70 liter+2.5 cu ft (+22.6%)
310-370 liter10.9-13.1 cu ft 🔴 -70 liter-2.5 cu ft (-18.4%) - 🟢 +90 liter+3.2 cu ft (+32.1%)
Trunk Capacity (Max):
1100-1200 liter38.8-42.4 cu ft 🔴 -110 liter-3.9 cu ft (-9.1%) - 🟢 +830 liter+29.3 cu ft (+224.3%)
370-1210 liter13.1-42.7 cu ft 🔴 -830 liter-29.3 cu ft (-69.2%) - 🟢 +110 liter+3.9 cu ft (+10.0%)
