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 2025 BMW X3 and the 2018 BMW X4 compare in size:
In terms of length, the 2018 BMW X4 comes in at 4763 mm (187.52 in), giving it a 8 mm (0.31 in) (0.2 %) advantage over the 2025 BMW X3 at 4755 mm (187.20 in). Looking at width, the 2018 BMW X4 stretches to 1938 mm (76.30 in), making it 18 mm (0.71 in) (0.9 %) wider than the 2025 BMW X3 at 1920 mm (75.59 in). As for height, the 2025 BMW X3 stands at 1660 mm (65.35 in), giving it an extra 39 mm (1.54 in) (2.3 %) compared to the 2018 BMW X4 at 1621 mm (63.82 in).
Overall, the 2025 BMW X3 is taller than the 2018 BMW X4, while the 2018 BMW X4 is longer and wider than the 2025 BMW X3.
Length
4755 mm187.2 in
4763 mm187.5 in
Width
1920 mm75.6 in
1938 mm76.3 in
Height
1660 mm65.4 in
1621 mm63.8 in
4755 mm187.2 in🔴 -8 mm-0.3 in (-0.2%)
4763 mm187.5 in🟢 +8 mm+0.3 in (+0.2%)
1920 mm75.6 in🔴 -18 mm-0.7 in (-0.9%)
1938 mm76.3 in🟢 +18 mm+0.7 in (+0.9%)
1660 mm65.4 in🟢 +39 mm+1.5 in (+2.4%)
1621 mm63.8 in🔴 -39 mm-1.5 in (-2.3%)
2025 BMW X3
2018 BMW X4
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
SUV
SUV
Model Year:
2025
2018
Production:
2024-present Current Model
2018-2021 Discontinued Model
Dimensions
Length:
4755 mm187.2 in 🔴 -8 mm-0.3 in (-0.2%) - 🟢 +22 mm+0.9 in (+0.5%)
4733-4763 mm186.3-187.5 in 🔴 -22 mm-0.9 in (-0.5%) - 🟢 +8 mm+0.3 in (+0.2%)
Width:
1920 mm75.6 in 🔴 -18 mm-0.7 in (-0.9%) - 🟢 +2 mm+0.1 in (+0.1%)
1918-1938 mm75.5-76.3 in 🔴 -2 mm-0.1 in (-0.1%) - 🟢 +18 mm+0.7 in (+0.9%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2132 mm83.9 in 🔴 -7 mm-0.3 in (-0.3%) - 🔴 -6 mm-0.2 in (-0.3%)
2139 mm84.2 in 🟢 +6 mm+0.2 in (+0.3%) - 🟢 +7 mm+0.3 in (+0.3%)
Height:
1660 mm65.4 in 🟢 +39 mm+1.5 in (+2.4%)
1621 mm63.8 in 🔴 -39 mm-1.5 in (-2.3%)
Ground Clearance:
208-216 mm8.2-8.5 in 🟢 +4 mm+0.2 in (+2.0%) - 🟢 +12 mm+0.5 in (+5.9%)
204 mm8.0 in 🔴 -12 mm-0.5 in (-5.6%) - 🔴 -4 mm-0.2 in (-1.9%)
Trunk Capacity:
460-570 liter16.2-20.1 cu ft 🔴 -65 liter-2.3 cu ft (-12.4%) - 🟢 +46 liter+1.6 cu ft (+8.8%)
524-525 liter18.5-18.5 cu ft 🔴 -46 liter-1.6 cu ft (-8.1%) - 🟢 +65 liter+2.3 cu ft (+14.1%)
Trunk Capacity (Max):
1600-1700 liter56.5-60.0 cu ft 🟢 +170 liter+6.0 cu ft (+11.9%) - 🟢 +270 liter+9.5 cu ft (+18.9%)
1430 liter50.5 cu ft 🔴 -270 liter-9.5 cu ft (-15.9%) - 🔴 -170 liter-6.0 cu ft (-10.6%)
