Compare Dimensions Side by Side
2018 Porsche Cayenne III vs. 2023 Alfa Romeo Stelvio

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 2018 Porsche Cayenne III and the 2023 Alfa Romeo Stelvio compare in size:

      In terms of length, the 2018 Porsche Cayenne III measures 4929 mm (194.06 in), making it 228 mm (8.98 in) (4.6 %) longer than the 2023 Alfa Romeo Stelvio at 4701 mm (185.08 in). Looking at width, the 2018 Porsche Cayenne III spans 1983 mm (78.07 in), which is 28 mm (1.10 in) (1.4 %) broader than the 2023 Alfa Romeo Stelvio at 1955 mm (76.97 in). As for height, the 2018 Porsche Cayenne III stands at 1696 mm (66.77 in), giving it an extra 3 mm (0.12 in) (0.2 %) compared to the 2023 Alfa Romeo Stelvio at 1693 mm (66.65 in).

      Overall, the 2018 Porsche Cayenne III is longer, wider and taller than the 2023 Alfa Romeo Stelvio.

      Length
      4929 mm194.1 in
      4701 mm185.1 in
      Width
      1983 mm78.1 in
      1955 mm77.0 in
      Height
      1696 mm66.8 in
      1693 mm66.7 in

      2018 Porsche Cayenne III Side View Left
      4929 mm194.1 in 🟒 +228 mm+9.0 in (+4.9%)
      2023 Alfa Romeo Stelvio Side View Left
      4701 mm185.1 in πŸ”΄ -228 mm-9.0 in (-4.6%)
      2018 Porsche Cayenne III Front View
      1983 mm78.1 in 🟒 +28 mm+1.1 in (+1.4%)
      2023 Alfa Romeo Stelvio Front View
      1955 mm77.0 in πŸ”΄ -28 mm-1.1 in (-1.4%)
      2018 Porsche Cayenne III Rear View
      1696 mm66.8 in 🟒 +3 mm+0.1 in (+0.2%)
      2023 Alfa Romeo Stelvio Rear View
      1693 mm66.7 in πŸ”΄ -3 mm-0.1 in (-0.2%)
      2018 Porsche Cayenne III
      2023 Alfa Romeo Stelvio

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

      General Info

      Body Style:

      SUV
      SUV

      Model Year:

      2018
      2023

      Production:

      2017-2023 Discontinued Model
      2022-present Current Model

      Dimensions

      Length:

      4918-4929 mm193.6-194.1 in
      🟒 +217 mm+8.5 in (+4.6%) - 🟒 +242 mm+9.5 in (+5.2%)
      4687-4701 mm184.5-185.1 in
      πŸ”΄ -242 mm-9.5 in (-4.9%) - πŸ”΄ -217 mm-8.5 in (-4.4%)

      Width:

      1983 mm78.1 in
      🟒 +28 mm+1.1 in (+1.4%) - 🟒 +80 mm+3.1 in (+4.2%)
      1903-1955 mm74.9-77.0 in
      πŸ”΄ -80 mm-3.1 in (-4.0%) - πŸ”΄ -28 mm-1.1 in (-1.4%)

      Width (Folded Mirrors):

      -
      -

      Width (Opened Mirrors):

      2194 mm86.4 in
      🟒 +31 mm+1.2 in (+1.4%)
      2163 mm85.2 in
      πŸ”΄ -31 mm-1.2 in (-1.4%)

      Height:

      1673-1696 mm65.9-66.8 in
      πŸ”΄ -20 mm-0.8 in (-1.2%) - 🟒 +7 mm+0.3 in (+0.4%)
      1693 mm66.7 in
      πŸ”΄ -7 mm-0.3 in (-0.4%) - 🟒 +20 mm+0.8 in (+1.2%)

      Ground Clearance:

      190-210 mm7.5-8.3 in
      -

      Trunk Capacity:

      645-772 liter22.8-27.3 cu ft
      🟒 +120 liter+4.2 cu ft (+22.9%) - 🟒 +247 liter+8.7 cu ft (+47.0%)
      525 liter18.5 cu ft
      πŸ”΄ -247 liter-8.7 cu ft (-32.0%) - πŸ”΄ -120 liter-4.2 cu ft (-18.6%)

      Trunk Capacity (Max):

      1605-1710 liter56.7-60.4 cu ft
      🟒 +5 liter+0.2 cu ft (+0.3%) - 🟒 +110 liter+3.9 cu ft (+6.9%)
      1600 liter56.5 cu ft
      πŸ”΄ -110 liter-3.9 cu ft (-6.4%) - πŸ”΄ -5 liter-0.2 cu ft (-0.3%)

      Weight Specifications

      Curb Weight:

      1985-2490 kg4376-5490 lbs
      🟒 +135 kg+298 lbs (+7.3%) - 🟒 +810 kg+1786 lbs (+48.2%)
      1680-1850 kg3704-4079 lbs
      πŸ”΄ -810 kg-1786 lbs (-32.5%) - πŸ”΄ -135 kg-298 lbs (-6.8%)

      Maximal permitted Weight:

      2830-3075 kg6239-6779 lbs
      🟒 +420 kg+926 lbs (+17.4%) - 🟒 +725 kg+1598 lbs (+30.9%)
      2350-2410 kg5181-5313 lbs
      πŸ”΄ -725 kg-1598 lbs (-23.6%) - πŸ”΄ -420 kg-926 lbs (-14.8%)

      Roof Load:

      100 kg220 lbs
      -

      Tire Specifications

      Rims Size:

      19-inch rims:
      • 9.5J x 19
      • 8.5J x 19
      21-inch rims:
      • 11J x 21
      • 9.5J x 21
      Other Rims:
      • 8J x 19 ET34
      20-inch rims:
      • 20

      Tire Size:

      • 255/55 R19 (W:255 | H:55 | D:19)
      • 275/50 R19 (W:275 | H:50 | D:19)
      • 285/40 R21 (W:285 | H:40 | D:21)
      • 285/40 ZR21 (W:285 | H:40 | D:21)
      • 315/35 R21 (W:315 | H:35 | D:21)
      • 315/35 ZR21 (W:315 | H:35 | D:21)
      • 235/55 R19 101Y (W:235 | H:55 | D:19)
      • 255/45 R20 101Y (W:255 | H:45 | D:20)
      • 285/40 R20 104Y (W:285 | H:40 | D:20)

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