2017 BMW X3 vs. 2018 Mercedes-Benz A-class Sedan 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 2017 BMW X3 and the 2018 Mercedes-Benz A-class Sedan compare in size:
In terms of length, the 2017 BMW X3 measures 4727 mm (186.10 in), making it 178 mm (7.01 in) (3.8 %) longer than the 2018 Mercedes-Benz A-class Sedan at 4549 mm (179.09 in). Looking at width, the 2017 BMW X3 spans 1897 mm (74.69 in), which is 101 mm (3.98 in) (5.3 %) broader than the 2018 Mercedes-Benz A-class Sedan at 1796 mm (70.71 in). As for height, the 2017 BMW X3 stands at 1676 mm (65.98 in), giving it an extra 218 mm (8.58 in) (13.0 %) compared to the 2018 Mercedes-Benz A-class Sedan at 1458 mm (57.40 in).
Overall, the 2017 BMW X3 is longer, wider and taller than the 2018 Mercedes-Benz A-class Sedan.
Length
4727 mm186.1 in
4549 mm179.1 in
Width
1897 mm74.7 in
1796 mm70.7 in
Height
1676 mm66.0 in
1458 mm57.4 in
4727 mm186.1 in🟢 +178 mm+7.0 in (+3.9%)
4549 mm179.1 in🔴 -178 mm-7.0 in (-3.8%)
1897 mm74.7 in🟢 +101 mm+4.0 in (+5.6%)
1796 mm70.7 in🔴 -101 mm-4.0 in (-5.3%)
1676 mm66.0 in🟢 +218 mm+8.6 in (+15.0%)
1458 mm57.4 in🔴 -218 mm-8.6 in (-13.0%)
2017 BMW X3
2018 Mercedes-Benz A-class Sedan
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
SUV
Sedan
Model Year:
2017
2018
Production:
2017-2021 Discontinued Model
2018-2022 Discontinued Model
Dimensions
Length:
4708-4727 mm185.4-186.1 in 🟢 +159 mm+6.3 in (+3.5%) - 🟢 +178 mm+7.0 in (+3.9%)
4549 mm179.1 in 🔴 -178 mm-7.0 in (-3.8%) - 🔴 -159 mm-6.3 in (-3.4%)
Width:
1891-1897 mm74.4-74.7 in 🟢 +95 mm+3.7 in (+5.3%) - 🟢 +101 mm+4.0 in (+5.6%)
1796 mm70.7 in 🔴 -101 mm-4.0 in (-5.3%) - 🔴 -95 mm-3.7 in (-5.0%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2139 mm84.2 in 🟢 +146 mm+5.7 in (+7.3%) - 🟢 +147 mm+5.8 in (+7.4%)
1992 mm78.4 in 🔴 -147 mm-5.8 in (-6.9%) - 🔴 -146 mm-5.7 in (-6.8%)
Height:
1676 mm66.0 in 🟢 +218 mm+8.6 in (+15.0%) - 🟢 +230 mm+9.1 in (+15.9%)
1446-1458 mm56.9-57.4 in 🔴 -230 mm-9.1 in (-13.7%) - 🔴 -218 mm-8.6 in (-13.0%)
Ground Clearance:
204 mm8.0 in 🟢 +100 mm+3.9 in (+96.2%)
104 mm4.1 in 🔴 -100 mm-3.9 in (-49.0%)
Trunk Capacity:
450-550 liter15.9-19.4 cu ft 🟢 +30 liter+1.1 cu ft (+7.1%) - 🟢 +205 liter+7.2 cu ft (+59.4%)
345-420 liter12.2-14.8 cu ft 🔴 -205 liter-7.2 cu ft (-37.3%) - 🔴 -30 liter-1.1 cu ft (-6.7%)
