2021 Lexus IS III vs. 2010 Kia Optima III Dimensions Comparison
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 Lexus IS III 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 88 mm (3.46 in) (1.8 %) advantage over the 2021 Lexus IS III at 4757 mm (187.28 in). Looking at width, the 2021 Lexus IS III spans 1840 mm (72.44 in), which is 10 mm (0.39 in) (0.5 %) 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 15 mm (0.59 in) (1.0 %) taller than the 2021 Lexus IS III at 1440 mm (56.69 in).
Overall, the 2021 Lexus IS III is wider than the 2010 Kia Optima III, while the 2010 Kia Optima III is longer and taller than the 2021 Lexus IS III.
Length
4757 mm187.3 in
4845 mm190.7 in
Width
1840 mm72.4 in
1830 mm72.0 in
Height
1440 mm56.7 in
1455 mm57.3 in
4757 mm187.3 in🔴 -88 mm-3.5 in (-1.8%)
4845 mm190.7 in🟢 +88 mm+3.5 in (+1.8%)
1840 mm72.4 in🟢 +10 mm+0.4 in (+0.5%)
1830 mm72.0 in🔴 -10 mm-0.4 in (-0.5%)
1440 mm56.7 in🔴 -15 mm-0.6 in (-1.0%)
1455 mm57.3 in🟢 +15 mm+0.6 in (+1.0%)
2021 Lexus IS III
2010 Kia Optima III
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Sedan
Sedan
Model Year:
2021
2010
Production:
2020-present Current Model
n/a
Dimensions
Length:
4710-4757 mm185.4-187.3 in 🔴 -135 mm-5.3 in (-2.8%) - 🔴 -88 mm-3.5 in (-1.8%)
4845 mm190.7 in 🟢 +88 mm+3.5 in (+1.8%) - 🟢 +135 mm+5.3 in (+2.9%)
Width:
1840 mm72.4 in 🟢 +10 mm+0.4 in (+0.5%)
1830 mm72.0 in 🔴 -10 mm-0.4 in (-0.5%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
-
-
Height:
1440 mm56.7 in 🔴 -20 mm-0.8 in (-1.4%) - 🔴 -15 mm-0.6 in (-1.0%)
1455 mm57.3 in 🟢 +15 mm+0.6 in (+1.0%) - 🟢 +20 mm+0.8 in (+1.4%)
Ground Clearance:
140 mm5.5 in
-
Trunk Capacity:
306-450 liter10.8-15.9 cu ft 🔴 -130 liter-4.6 cu ft (-29.8%) - 🟢 +14 liter+0.5 cu ft (+3.2%)
436 liter15.4 cu ft 🔴 -14 liter-0.5 cu ft (-3.1%) - 🟢 +130 liter+4.6 cu ft (+42.5%)
