Compare Dimensions Side by Side
2025 Kia K4 vs. 2010 Kia Optima III

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 2025 Kia K4 and the 2010 Kia Optima III compare in size:

      In terms of length, the 2010 Kia Optima III comes in at 4845 mm (190.75 in), giving it a 136 mm (5.35 in) (2.8 %) advantage over the 2025 Kia K4 at 4709 mm (185.39 in). Looking at width, the 2025 Kia K4 spans 1849 mm (72.80 in), which is 19 mm (0.75 in) (1.0 %) broader than the 2010 Kia Optima III at 1830 mm (72.05 in). As for height, the 2010 Kia Optima III reaches 1455 mm (57.28 in), which is 35 mm (1.38 in) (2.4 %) taller than the 2025 Kia K4 at 1420 mm (55.91 in).

      Overall, the 2025 Kia K4 is wider than the 2010 Kia Optima III, while the 2010 Kia Optima III is longer and taller than the 2025 Kia K4.

      Length
      4709 mm185.4 in
      4845 mm190.7 in
      Width
      1849 mm72.8 in
      1830 mm72.0 in
      Height
      1420 mm55.9 in
      1455 mm57.3 in

      2025 Kia K4 Preview
      4709 mm185.4 in πŸ”΄ -136 mm-5.4 in (-2.8%)
      2010 Kia Optima III Side View Left
      4845 mm190.7 in 🟒 +136 mm+5.4 in (+2.9%)
      2025 Kia K4 Preview
      1849 mm72.8 in 🟒 +19 mm+0.7 in (+1.0%)
      2010 Kia Optima III Front View
      1830 mm72.0 in πŸ”΄ -19 mm-0.7 in (-1.0%)
      2025 Kia K4 Preview
      1420 mm55.9 in πŸ”΄ -35 mm-1.4 in (-2.4%)
      2010 Kia Optima III Rear View
      1455 mm57.3 in 🟒 +35 mm+1.4 in (+2.5%)
      2025 Kia K4
      2010 Kia Optima III

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

      General Info

      Body Style:

      Sedan
      Sedan

      Model Year:

      2025
      2010

      Production:

      2024-present Current Model
      n/a

      Dimensions

      Length:

      4709 mm185.4 in
      πŸ”΄ -136 mm-5.4 in (-2.8%)
      4845 mm190.7 in
      🟒 +136 mm+5.4 in (+2.9%)

      Width:

      1849 mm72.8 in
      🟒 +19 mm+0.7 in (+1.0%)
      1830 mm72.0 in
      πŸ”΄ -19 mm-0.7 in (-1.0%)

      Width (Folded Mirrors):

      -
      -

      Width (Opened Mirrors):

      -
      -

      Height:

      1420 mm55.9 in
      πŸ”΄ -35 mm-1.4 in (-2.4%)
      1455 mm57.3 in
      🟒 +35 mm+1.4 in (+2.5%)

      Ground Clearance:

      -
      -

      Trunk Capacity:

      413 liter14.6 cu ft
      πŸ”΄ -23 liter-0.8 cu ft (-5.3%)
      436 liter15.4 cu ft
      🟒 +23 liter+0.8 cu ft (+5.6%)

      Trunk Capacity (Max):

      -
      -

      Weight Specifications

      Curb Weight:

      1330-1481 kg2932-3265 lbs
      πŸ”΄ -146 kg-322 lbs (-9.9%) - 🟒 +77 kg+170 lbs (+5.5%)
      1404-1476 kg3095-3254 lbs
      πŸ”΄ -77 kg-170 lbs (-5.2%) - 🟒 +146 kg+322 lbs (+11.0%)

      Maximal permitted Weight:

      1860-1900 kg4101-4189 lbs
      πŸ”΄ -170 kg-375 lbs (-8.4%) - πŸ”΄ -80 kg-176 lbs (-4.0%)
      1980-2030 kg4365-4475 lbs
      🟒 +80 kg+176 lbs (+4.2%) - 🟒 +170 kg+375 lbs (+9.1%)

      Roof Load:

      -
      -

      Tire Specifications

      Rims Size:

      16-inch rims:
      • 6.5J x 16
      17-inch rims:
      • 7.0J x 17
      18-inch rims:
      • 8.0J x 18
      16-inch rims:
      • 6J x 16
      • 6.5J x 16
      17-inch rims:
      • 6.5J x 17
      18-inch rims:
      • 7.5J x 18

      Tire Size:

      • 205/55 R16 (W:205 | H:55 | D:16)
      • 225/45 R17 (W:225 | H:45 | D:17)
      • 235/40 R18 (W:235 | H:40 | D:18)
      • 205/65 R16 (W:205 | H:65 | D:16)
      • 215/55 R17 (W:215 | H:55 | D:17)
      • 225/45 R18 (W:225 | H:45 | D:18)

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