Compare Dimensions Side by Side 2021 Mercedes-Benz C-class 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.
Here’s how the 2021 Mercedes-Benz C-class 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 3 mm (0.12 in) (0.1 %) advantage over the 2021 Mercedes-Benz C-class at 4842 mm (190.63 in). Looking at width, the 2021 Mercedes-Benz C-class spans 1900 mm (74.80 in), which is 70 mm (2.76 in) (3.7 %) broader than the 2010 Kia Optima III at 1830 mm (72.05 in). As for height, the 2021 Mercedes-Benz C-class stands at 1458 mm (57.40 in), giving it an extra 3 mm (0.12 in) (0.2 %) compared to the 2010 Kia Optima III at 1455 mm (57.28 in).
Overall, the 2021 Mercedes-Benz C-class is wider and taller than the 2010 Kia Optima III, while the 2010 Kia Optima III is longer than the 2021 Mercedes-Benz C-class.
Length
4842 mm190.6 in
4845 mm190.7 in
Width
1900 mm74.8 in
1830 mm72.0 in
Height
1458 mm57.4 in
1455 mm57.3 in
4842 mm190.6 in🔴 -3 mm-0.1 in (-0.1%)
4845 mm190.7 in🟢 +3 mm+0.1 in (+0.1%)
1900 mm74.8 in🟢 +70 mm+2.8 in (+3.8%)
1830 mm72.0 in🔴 -70 mm-2.8 in (-3.7%)
1458 mm57.4 in🟢 +3 mm+0.1 in (+0.2%)
1455 mm57.3 in🔴 -3 mm-0.1 in (-0.2%)
2021 Mercedes-Benz C-class
2010 Kia Optima III
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Sedan
Sedan
Model Year:
2021
2010
Production:
2021-present Current Model
n/a
Dimensions
Length:
4751-4842 mm187.0-190.6 in 🔴 -94 mm-3.7 in (-1.9%) - 🔴 -3 mm-0.1 in (-0.1%)
4845 mm190.7 in 🟢 +3 mm+0.1 in (+0.1%) - 🟢 +94 mm+3.7 in (+2.0%)
Width:
1820-1900 mm71.7-74.8 in 🔴 -10 mm-0.4 in (-0.5%) - 🟢 +70 mm+2.8 in (+3.8%)
1830 mm72.0 in 🔴 -70 mm-2.8 in (-3.7%) - 🟢 +10 mm+0.4 in (+0.5%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2033 mm80.0 in
-
Height:
1437-1458 mm56.6-57.4 in 🔴 -18 mm-0.7 in (-1.2%) - 🟢 +3 mm+0.1 in (+0.2%)
1455 mm57.3 in 🔴 -3 mm-0.1 in (-0.2%) - 🟢 +18 mm+0.7 in (+1.3%)
Ground Clearance:
-
-
Trunk Capacity:
280-455 liter9.9-16.1 cu ft 🔴 -156 liter-5.5 cu ft (-35.8%) - 🟢 +19 liter+0.7 cu ft (+4.4%)
436 liter15.4 cu ft 🔴 -19 liter-0.7 cu ft (-4.2%) - 🟢 +156 liter+5.5 cu ft (+55.7%)
