Spec Sizes

Cadillac CTS vs Kia Optima Dimensions & Size Comparison

Comparing 2006 catalog dimensions. Cadillac CTS · Kia Optima

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

Side view
  • Length190.1 in
  • Height56.7 in
  • Wheelbase113.4 in
  • Curb weight3,509 lb
Front / width
  • Width70.6 in
  • Kia Optima width71.1 in – 71.5 in

Which is bigger?

  • Length: Kia Optima is 4.0 in shorter (190.1 in vs 186.1 in)
  • Width: Cadillac CTS is 0.7 in narrower (70.6 in vs 71.3 in)
  • Height: Kia Optima is 0.2 in taller (56.7 in vs 56.9 in)
  • Wheelbase: Cadillac CTS has a 6.7 in longer wheelbase (113.4 in vs 106.7 in)
  • Curb weight: Cadillac CTS is 288 lb heavier (3,509 lb vs 3,222 lb)

Biggest size differences

  1. Curb weight: Cadillac CTS is 288 lb heavier (3,509 lb vs 3,222 lb)
  2. Wheelbase: Cadillac CTS has a 6.7 in longer wheelbase (113.4 in vs 106.7 in)
  3. Length: Kia Optima is 4.0 in shorter (190.1 in vs 186.1 in)
  4. Width: Cadillac CTS is 0.7 in narrower (70.6 in vs 71.3 in)
  5. Height: Kia Optima is 0.2 in taller (56.7 in vs 56.9 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 4.0 in Check garage fit for Cadillac CTS · garage fit for Kia Optima
  • Narrower for tight parkingCadillac CTS — Cadillac CTS is narrower by 0.7 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecCadillac CTSKia OptimaDifference
Length190.1 in186.1 in4.0 in
Width70.6 in71.3 in0.7 in
Height56.7 in56.9 in0.2 in
Wheelbase113.4 in106.7 in6.7 in
Curb weight3,509 lb3,222 lb288 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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