Spec Sizes

Cadillac CT4 vs Kia Optima Dimensions & Size Comparison

Comparing 2020 catalog dimensions. Cadillac CT4 · Kia Optima

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
  • Kia Optima width73.2 in

Which is bigger?

  • Length: Cadillac CT4 is 3.9 in shorter (187.2 in vs 191.1 in)
  • Width: Cadillac CT4 is 1.8 in narrower (71.4 in vs 73.2 in)
  • Height: Kia Optima is 1.7 in taller (56.0 in vs 57.7 in)
  • Wheelbase: Kia Optima has a 1.1 in longer wheelbase (109.3 in vs 110.4 in)
  • Curb weight: Cadillac CT4 is 198 lb heavier (3,592 lb vs 3,394 lb)

Biggest size differences

  1. Curb weight: Cadillac CT4 is 198 lb heavier (3,592 lb vs 3,394 lb)
  2. Height: Kia Optima is 1.7 in taller (56.0 in vs 57.7 in)
  3. Width: Cadillac CT4 is 1.8 in narrower (71.4 in vs 73.2 in)
  4. Length: Cadillac CT4 is 3.9 in shorter (187.2 in vs 191.1 in)
  5. Wheelbase: Kia Optima has a 1.1 in longer wheelbase (109.3 in vs 110.4 in)

Practical verdicts

  • Easier to fit in a short garageCadillac CT4 — Cadillac CT4 is shorter by 3.9 in Check garage fit for Cadillac CT4 · garage fit for Kia Optima
  • Narrower for tight parkingCadillac CT4 — Cadillac CT4 is narrower by 1.8 in
  • Smaller exterior footprintCadillac CT4 — Based on length × width (Cadillac CT4)

Dimension comparison

SpecCadillac CT4Kia OptimaDifference
Length187.2 in191.1 in3.9 in
Width71.4 in73.2 in1.8 in
Height56.0 in57.7 in1.7 in
Wheelbase109.3 in110.4 in1.1 in
Ground clearance—5.3 in—
Curb weight3,592 lb3,394 lb198 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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