2017 Infiniti Q50 vs. 2026 Lexus IS 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 2017 Infiniti Q50 and the 2026 Lexus IS III compare in size:
In terms of length, the 2017 Infiniti Q50 measures 4815 mm (189.57 in), making it 95 mm (3.74 in) (2.0 %) longer than the 2026 Lexus IS III at 4720 mm (185.83 in). Looking at width, the 2026 Lexus IS III stretches to 1840 mm (72.44 in), making it 16 mm (0.63 in) (0.9 %) wider than the 2017 Infiniti Q50 at 1824 mm (71.81 in). As for height, the 2017 Infiniti Q50 stands at 1453 mm (57.20 in), giving it an extra 13 mm (0.51 in) (0.9 %) compared to the 2026 Lexus IS III at 1440 mm (56.69 in).
Overall, the 2017 Infiniti Q50 is longer and taller than the 2026 Lexus IS III, while the 2026 Lexus IS III is wider than the 2017 Infiniti Q50.
Length
4815 mm189.6 in
4720 mm185.8 in
Width
1824 mm71.8 in
1840 mm72.4 in
Height
1453 mm57.2 in
1440 mm56.7 in
4815 mm189.6 in🟢 +95 mm+3.7 in (+2.0%)
4720 mm185.8 in🔴 -95 mm-3.7 in (-2.0%)
1824 mm71.8 in🔴 -16 mm-0.6 in (-0.9%)
1840 mm72.4 in🟢 +16 mm+0.6 in (+0.9%)
1453 mm57.2 in🟢 +13 mm+0.5 in (+0.9%)
1440 mm56.7 in🔴 -13 mm-0.5 in (-0.9%)
2017 Infiniti Q50
2026 Lexus IS III
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
Sedan
Sedan
Model Year:
2017
2026
Production:
2017-present Current Model
2025-present Current Model
Dimensions
Length:
4815 mm189.6 in 🟢 +90 mm+3.5 in (+1.9%) - 🟢 +95 mm+3.7 in (+2.0%)
4720 mm185.8 in 🔴 -95 mm-3.7 in (-2.0%) - 🔴 -90 mm-3.5 in (-1.9%)
Width:
1824 mm71.8 in 🔴 -20 mm-0.8 in (-1.1%) - 🔴 -16 mm-0.6 in (-0.9%)
1840 mm72.4 in 🟢 +16 mm+0.6 in (+0.9%) - 🟢 +20 mm+0.8 in (+1.1%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2084 mm82.0 in
-
Height:
1430-1453 mm56.3-57.2 in 🔴 -10 mm-0.4 in (-0.7%) - 🟢 +18 mm+0.7 in (+1.3%)
1440 mm56.7 in 🔴 -18 mm-0.7 in (-1.2%) - 🟢 +10 mm+0.4 in (+0.7%)
Ground Clearance:
-
140 mm5.5 in
Trunk Capacity:
382-500 liter13.5-17.7 cu ft 🟢 +76 liter+2.7 cu ft (+24.8%) - 🟢 +194 liter+6.9 cu ft (+63.4%)
306 liter10.8 cu ft 🔴 -194 liter-6.9 cu ft (-38.8%) - 🔴 -76 liter-2.7 cu ft (-19.9%)
