2018 Lexus NX I vs. 2026 Audi Q3 III Sportback 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 2018 Lexus NX I and the 2026 Audi Q3 III Sportback compare in size:
In terms of length, the 2018 Lexus NX I measures 4640 mm (182.68 in), making it 109 mm (4.29 in) (2.3 %) longer than the 2026 Audi Q3 III Sportback at 4531 mm (178.39 in). Looking at width, the 2018 Lexus NX I spans 1869 mm (73.58 in), which is 10 mm (0.39 in) (0.5 %) broader than the 2026 Audi Q3 III Sportback at 1859 mm (73.19 in). As for height, the 2018 Lexus NX I stands at 1646 mm (64.80 in), giving it an extra 87 mm (3.43 in) (5.3 %) compared to the 2026 Audi Q3 III Sportback at 1559 mm (61.38 in).
Overall, the 2018 Lexus NX I is longer, wider and taller than the 2026 Audi Q3 III Sportback.
Length
4640 mm182.7 in
4531 mm178.4 in
Width
1869 mm73.6 in
1859 mm73.2 in
Height
1646 mm64.8 in
1559 mm61.4 in
4640 mm182.7 in🟢 +109 mm+4.3 in (+2.4%)
4531 mm178.4 in🔴 -109 mm-4.3 in (-2.3%)
1869 mm73.6 in🟢 +10 mm+0.4 in (+0.5%)
1859 mm73.2 in🔴 -10 mm-0.4 in (-0.5%)
1646 mm64.8 in🟢 +87 mm+3.4 in (+5.6%)
1559 mm61.4 in🔴 -87 mm-3.4 in (-5.3%)
2018 Lexus NX I
2026 Audi Q3 III Sportback
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
SUV
Coupe, SUV
Model Year:
2018
2026
Production:
2017-2021 Discontinued Model
n/a
Dimensions
Length:
4640 mm182.7 in 🟢 +107 mm+4.2 in (+2.4%) - 🟢 +109 mm+4.3 in (+2.4%)
4531 mm178.4 in 🔴 -109 mm-4.3 in (-2.3%) - 🔴 -107 mm-4.2 in (-2.3%)
Width:
1845-1869 mm72.6-73.6 in 🔴 -14 mm-0.6 in (-0.8%) - 🟢 +10 mm+0.4 in (+0.5%)
1859 mm73.2 in 🔴 -10 mm-0.4 in (-0.5%) - 🟢 +14 mm+0.6 in (+0.8%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
-
2087 mm82.2 in
Height:
1646 mm64.8 in 🟢 +86 mm+3.4 in (+5.5%) - 🟢 +87 mm+3.4 in (+5.6%)
1559 mm61.4 in 🔴 -87 mm-3.4 in (-5.3%) - 🔴 -86 mm-3.4 in (-5.2%)
Ground Clearance:
175 mm6.9 in
-
Trunk Capacity:
501-555 liter17.7-19.6 cu ft 🟢 +13 liter+0.5 cu ft (+2.7%) - 🟢 +180 liter+6.4 cu ft (+48.0%)
375-488 liter13.2-17.2 cu ft 🔴 -180 liter-6.4 cu ft (-32.4%) - 🔴 -13 liter-0.5 cu ft (-2.6%)
Trunk Capacity (Max):
1600 liter56.5 cu ft 🟢 +311 liter+11.0 cu ft (+24.1%) - 🟢 +404 liter+14.3 cu ft (+33.8%)
1196-1289 liter42.2-45.5 cu ft 🔴 -404 liter-14.3 cu ft (-25.2%) - 🔴 -311 liter-11.0 cu ft (-19.4%)
