Spec Sizes

Infiniti Q50 vs Lexus IS 250 Dimensions & Size Comparison

Comparing 2015 catalog dimensions. Infiniti Q50 · Lexus IS 250

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length188.3 in – 189.1 in
  • Height56.8 in – 57.2 in
  • Wheelbase112.2 in
  • Ground clearance5.4 in
  • Curb weight3,574 lb – 3,849 lb
Front / width
  • Width71.8 in
  • Lexus IS 250 width71.3 in

Which is bigger?

  • Length: Lexus IS 250 is 5.0 in shorter (188.7 in vs 183.7 in)
  • Width: Lexus IS 250 is 0.5 in narrower (71.8 in vs 71.3 in)
  • Height: Infiniti Q50 is 0.7 in taller (57.0 in vs 56.3 in)
  • Wheelbase: Infiniti Q50 has a 2.0 in longer wheelbase (112.2 in vs 110.2 in)
  • Ground clearance: Infiniti Q50 has 0.2 in more ground clearance (5.4 in vs 5.2 in)
  • Curb weight: Infiniti Q50 is 157 lb heavier (3,712 lb vs 3,555 lb)

Biggest size differences

  1. Curb weight: Infiniti Q50 is 157 lb heavier (3,712 lb vs 3,555 lb)
  2. Ground clearance: Infiniti Q50 has 0.2 in more ground clearance (5.4 in vs 5.2 in)
  3. Length: Lexus IS 250 is 5.0 in shorter (188.7 in vs 183.7 in)
  4. Wheelbase: Infiniti Q50 has a 2.0 in longer wheelbase (112.2 in vs 110.2 in)
  5. Height: Infiniti Q50 is 0.7 in taller (57.0 in vs 56.3 in)

Practical verdicts

  • Easier to fit in a short garageLexus IS 250 — Lexus IS 250 is shorter by 5.0 in Check garage fit for Infiniti Q50 · garage fit for Lexus IS 250
  • Narrower for tight parkingLexus IS 250 — Lexus IS 250 is narrower by 0.5 in
  • More ground clearanceInfiniti Q50 — Infiniti Q50 has 0.2 in more clearance
  • Smaller exterior footprintLexus IS 250 — Based on length × width (Lexus IS 250)

Dimension comparison

SpecInfiniti Q50Lexus IS 250Difference
Length188.7 in183.7 in5.0 in
Width71.8 in71.3 in0.5 in
Height57.0 in56.3 in0.7 in
Wheelbase112.2 in110.2 in2.0 in
Ground clearance5.4 in5.2 in0.2 in
Curb weight3,712 lb3,555 lb157 lb

Values use trim midpoints when a model year lists a range (e.g. length 188.3 in – 189.1 in).

Compare by year

Overlapping model years with dimension data.

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