Compare Dimensions Side by Side 2021 Audi A3 Sportback vs. 2010 Opel Astra J
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 2010 Opel Astra J compare in size:
In terms of length, the 2010 Opel Astra J comes in at 4419 mm (173.98 in), giving it a 76 mm (2.99 in) (1.7 %) advantage over the 2021 Audi A3 Sportback at 4343 mm (170.98 in). Looking at width, the 2021 Audi A3 Sportback spans 1816 mm (71.50 in), which is 2 mm (0.08 in) (0.1 %) broader than the 2010 Opel Astra J at 1814 mm (71.42 in). As for height, the 2010 Opel Astra J reaches 1510 mm (59.45 in), which is 52 mm (2.05 in) (3.4 %) taller than the 2021 Audi A3 Sportback at 1458 mm (57.40 in).
Overall, the 2021 Audi A3 Sportback is wider than the 2010 Opel Astra J, while the 2010 Opel Astra J is longer and taller than the 2021 Audi A3 Sportback.
Length
4343 mm171.0 in
4419 mm174.0 in
Width
1816 mm71.5 in
1814 mm71.4 in
Height
1458 mm57.4 in
1510 mm59.4 in
4343 mm171.0 in🔴 -76 mm-3.0 in (-1.7%)
4419 mm174.0 in🟢 +76 mm+3.0 in (+1.7%)
1816 mm71.5 in🟢 +2 mm+0.1 in (+0.1%)
1814 mm71.4 in🔴 -2 mm-0.1 in (-0.1%)
1458 mm57.4 in🔴 -52 mm-2.0 in (-3.4%)
1510 mm59.4 in🟢 +52 mm+2.0 in (+3.6%)
2021 Audi A3 Sportback
2010 Opel Astra J
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Hatchback
Hatchback
Model Year:
2021
2010
Production:
2020-2024 Discontinued Model
2009-2012 Discontinued Model
Dimensions
Length:
4343 mm171.0 in 🔴 -76 mm-3.0 in (-1.7%)
4419 mm174.0 in 🟢 +76 mm+3.0 in (+1.7%)
Width:
1816 mm71.5 in 🟢 +2 mm+0.1 in (+0.1%)
1814 mm71.4 in 🔴 -2 mm-0.1 in (-0.1%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
1984 mm78.1 in 🔴 -29 mm-1.1 in (-1.4%)
2013 mm79.3 in 🟢 +29 mm+1.1 in (+1.5%)
Height:
1449-1458 mm57.0-57.4 in 🔴 -61 mm-2.4 in (-4.0%) - 🔴 -52 mm-2.0 in (-3.4%)
1510 mm59.4 in 🟢 +52 mm+2.0 in (+3.6%) - 🟢 +61 mm+2.4 in (+4.2%)
Ground Clearance:
-
160 mm6.3 in
Trunk Capacity:
280-380 liter9.9-13.4 cu ft 🔴 -90 liter-3.2 cu ft (-24.3%) - 🟢 +10 liter+0.4 cu ft (+2.7%)
370 liter13.1 cu ft 🔴 -10 liter-0.4 cu ft (-2.6%) - 🟢 +90 liter+3.2 cu ft (+32.1%)
Trunk Capacity (Max):
1100-1200 liter38.8-42.4 cu ft 🔴 -135 liter-4.8 cu ft (-10.9%) - 🔴 -35 liter-1.2 cu ft (-2.8%)
1235 liter43.6 cu ft 🟢 +35 liter+1.2 cu ft (+2.9%) - 🟢 +135 liter+4.8 cu ft (+12.3%)
