Spec Sizes

Cadillac CT4 vs Infiniti Q50 Dimensions & Size Comparison

Comparing 2021 catalog dimensions. Cadillac CT4 · Infiniti Q50

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

Side view
  • Length187.2 in
  • Height56.0 in
  • Wheelbase109.3 in
  • Curb weight3,422 lb – 3,761 lb
Front / width
  • Width71.4 in
  • Infiniti Q50 width71.8 in

Which is bigger?

  • Length: Cadillac CT4 is 2.4 in shorter (187.2 in vs 189.6 in)
  • Width: Cadillac CT4 is 0.4 in narrower (71.4 in vs 71.8 in)
  • Height: Infiniti Q50 is 1.0 in taller (56.0 in vs 57.0 in)
  • Wheelbase: Infiniti Q50 has a 2.9 in longer wheelbase (109.3 in vs 112.2 in)
  • Curb weight: Infiniti Q50 is 250 lb heavier (3,592 lb vs 3,842 lb)

Biggest size differences

  1. Curb weight: Infiniti Q50 is 250 lb heavier (3,592 lb vs 3,842 lb)
  2. Wheelbase: Infiniti Q50 has a 2.9 in longer wheelbase (109.3 in vs 112.2 in)
  3. Height: Infiniti Q50 is 1.0 in taller (56.0 in vs 57.0 in)
  4. Length: Cadillac CT4 is 2.4 in shorter (187.2 in vs 189.6 in)
  5. Width: Cadillac CT4 is 0.4 in narrower (71.4 in vs 71.8 in)

Practical verdicts

  • Easier to fit in a short garageCadillac CT4 — Cadillac CT4 is shorter by 2.4 in Check garage fit for Cadillac CT4 · garage fit for Infiniti Q50
  • Narrower for tight parkingCadillac CT4 — Cadillac CT4 is narrower by 0.4 in
  • Smaller exterior footprintCadillac CT4 — Based on length × width (Cadillac CT4)

Dimension comparison

SpecCadillac CT4Infiniti Q50Difference
Length187.2 in189.6 in2.4 in
Width71.4 in71.8 in0.4 in
Height56.0 in57.0 in1.0 in
Wheelbase109.3 in112.2 in2.9 in
Ground clearance—5.0 in—
Curb weight3,592 lb3,842 lb250 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

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