Here’s how 2025 Audi A3 Sportback and 2020 Audi A4 compare in size: 2020 Audi A4 is longer than 2025 Audi A3 Sportback, providing extra length. 2020 Audi A4 is wider than 2025 Audi A3 Sportback, giving it a broader stance. 2025 Audi A3 Sportback is taller than 2020 Audi A4, which could improve headroom or visibility.
Length
4352 mm171.3 in
4762 mm187.5 in
Width
1816 mm71.5 in
1847 mm72.7 in
Height
1451 mm57.1 in
1431 mm56.3 in
4352 mm171.3 in🔴 -410 mm-16.1 in (-8.6%)
4762 mm187.5 in🟢 +410 mm+16.1 in (+9.4%)
1816 mm71.5 in🔴 -31 mm-1.2 in (-1.7%)
1847 mm72.7 in🟢 +31 mm+1.2 in (+1.7%)
1451 mm57.1 in🟢 +20 mm+0.8 in (+1.4%)
1431 mm56.3 in🔴 -20 mm-0.8 in (-1.4%)
2025 Audi A3 Sportback
2020 Audi A4
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Hatchback
Sedan
Model Year:
2025
2020
Production:
2025-present Current Model
2019-2025 Discontinued Model
Dimensions
Length:
4352 mm171.3 in 🔴 -410 mm-16.1 in (-8.6%)
4762 mm187.5 in 🟢 +410 mm+16.1 in (+9.4%)
Width:
1816 mm71.5 in 🔴 -31 mm-1.2 in (-1.7%)
1847 mm72.7 in 🟢 +31 mm+1.2 in (+1.7%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
1984 mm78.1 in 🔴 -38 mm-1.5 in (-1.9%)
2022 mm79.6 in 🟢 +38 mm+1.5 in (+1.9%)
Height:
1441-1451 mm56.7-57.1 in 🟢 +10 mm+0.4 in (+0.7%) - 🟢 +23 mm+0.9 in (+1.6%)
1431 mm56.3 in 🔴 -23 mm-0.9 in (-1.6%) - 🔴 -10 mm-0.4 in (-0.7%)
Ground Clearance:
-
-
Trunk Capacity:
280-380 liter9.9-13.4 cu ft 🔴 -180 liter-6.4 cu ft (-39.1%) - 🔴 -80 liter-2.8 cu ft (-17.4%)
460 liter16.2 cu ft 🟢 +80 liter+2.8 cu ft (+21.1%) - 🟢 +180 liter+6.4 cu ft (+64.3%)
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