Compare Dimensions Side by Side
2026 Audi Q3 III Sportback vs. 2021 Mercedes-Benz E-class All-Terrain

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.

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      Here’s how the 2026 Audi Q3 III Sportback and the 2021 Mercedes-Benz E-class All-Terrain compare in size:

      In terms of length, the 2021 Mercedes-Benz E-class All-Terrain comes in at 4947 mm (194.76 in), giving it a 416 mm (16.38 in) (8.4 %) advantage over the 2026 Audi Q3 III Sportback at 4531 mm (178.39 in). Looking at width, the 2021 Mercedes-Benz E-class All-Terrain stretches to 1861 mm (73.27 in), making it 2 mm (0.08 in) (0.1 %) wider than the 2026 Audi Q3 III Sportback at 1859 mm (73.19 in). As for height, the 2026 Audi Q3 III Sportback stands at 1559 mm (61.38 in), giving it an extra 62 mm (2.44 in) (4.0 %) compared to the 2021 Mercedes-Benz E-class All-Terrain at 1497 mm (58.94 in).

      Overall, the 2026 Audi Q3 III Sportback is taller than the 2021 Mercedes-Benz E-class All-Terrain, while the 2021 Mercedes-Benz E-class All-Terrain is longer and wider than the 2026 Audi Q3 III Sportback.

      Length
      4531 mm178.4 in
      4947 mm194.8 in
      Width
      1859 mm73.2 in
      1861 mm73.3 in
      Height
      1559 mm61.4 in
      1497 mm58.9 in

      2026 Audi Q3 III Sportback Side View Left
      4531 mm178.4 in πŸ”΄ -416 mm-16.4 in (-8.4%)
      2021 Mercedes-Benz E-class All-Terrain Side View Left
      4947 mm194.8 in 🟒 +416 mm+16.4 in (+9.2%)
      2026 Audi Q3 III Sportback Preview
      1859 mm73.2 in πŸ”΄ -2 mm-0.1 in (-0.1%)
      2021 Mercedes-Benz E-class All-Terrain Front View
      1861 mm73.3 in 🟒 +2 mm+0.1 in (+0.1%)
      2026 Audi Q3 III Sportback Preview
      1559 mm61.4 in 🟒 +62 mm+2.4 in (+4.1%)
      2021 Mercedes-Benz E-class All-Terrain Rear View
      1497 mm58.9 in πŸ”΄ -62 mm-2.4 in (-4.0%)
      2026 Audi Q3 III Sportback
      2021 Mercedes-Benz E-class All-Terrain

      Side-by-Side Specs: Dimensions, Weight & More

      General Info

      Body Style:

      Coupe, SUV
      Wagon, SUV

      Model Year:

      2026
      2021

      Production:

      n/a
      2020-2023 Discontinued Model

      Dimensions

      Length:

      4531 mm178.4 in
      πŸ”΄ -416 mm-16.4 in (-8.4%)
      4947 mm194.8 in
      🟒 +416 mm+16.4 in (+9.2%)

      Width:

      1859 mm73.2 in
      πŸ”΄ -2 mm-0.1 in (-0.1%)
      1861 mm73.3 in
      🟒 +2 mm+0.1 in (+0.1%)

      Width (Folded Mirrors):

      -
      -

      Width (Opened Mirrors):

      2087 mm82.2 in
      🟒 +22 mm+0.9 in (+1.1%)
      2065 mm81.3 in
      πŸ”΄ -22 mm-0.9 in (-1.1%)

      Height:

      1559 mm61.4 in
      🟒 +62 mm+2.4 in (+4.1%)
      1497 mm58.9 in
      πŸ”΄ -62 mm-2.4 in (-4.0%)

      Ground Clearance:

      -
      136 mm5.4 in

      Trunk Capacity:

      375-488 liter13.2-17.2 cu ft
      πŸ”΄ -265 liter-9.4 cu ft (-41.4%) - πŸ”΄ -152 liter-5.4 cu ft (-23.8%)
      640 liter22.6 cu ft
      🟒 +152 liter+5.4 cu ft (+31.1%) - 🟒 +265 liter+9.4 cu ft (+70.7%)

      Trunk Capacity (Max):

      1196-1289 liter42.2-45.5 cu ft
      πŸ”΄ -624 liter-22.0 cu ft (-34.3%) - πŸ”΄ -531 liter-18.8 cu ft (-29.2%)
      1820 liter64.3 cu ft
      🟒 +531 liter+18.8 cu ft (+41.2%) - 🟒 +624 liter+22.0 cu ft (+52.2%)

      Weight Specifications

      Curb Weight:

      1560-1825 kg3439-4023 lbs
      πŸ”΄ -430 kg-948 lbs (-21.6%) - πŸ”΄ -15 kg-33 lbs (-0.8%)
      1840-1990 kg4057-4387 lbs
      🟒 +15 kg+33 lbs (+0.8%) - 🟒 +430 kg+948 lbs (+27.6%)

      Maximal permitted Weight:

      2050-2405 kg4519-5302 lbs
      πŸ”΄ -640 kg-1411 lbs (-23.8%) - πŸ”΄ -135 kg-298 lbs (-5.3%)
      2540-2690 kg5600-5930 lbs
      🟒 +135 kg+298 lbs (+5.6%) - 🟒 +640 kg+1411 lbs (+31.2%)

      Roof Load:

      75 kg165 lbs
      πŸ”΄ -25 kg-55 lbs (-25.0%)
      100 kg220 lbs
      🟒 +25 kg+55 lbs (+33.3%)

      Tire Specifications

      Rims Size:

      18-inch rims:
      • 8J x 18
      19-inch rims:
      • 8J x 19
      20-inch rims:
      • 9.5J x 20
      • 8.5J x 20

      Tire Size:

      • 235/55 R8 (W:235 | H:55 | D:8)
      • 235/55 R18 (W:235 | H:55 | D:18)
      • 245/40 R20 (W:245 | H:40 | D:20)
      • 245/45 R19 (W:245 | H:45 | D:19)
      • 275/35 R20 (W:275 | H:35 | D:20)

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