Spec Sizes

Cadillac CTS vs Kia Optima Dimensions & Size Comparison

Comparing 2008 catalog dimensions. Cadillac CTS · Kia Optima

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

Side view
  • Length191.6 in
  • Height58.0 in
  • Wheelbase113.4 in
  • Curb weight3,861 lb – 4,101 lb
Front / width
  • Width72.5 in
  • Kia Optima width71.1 in

Which is bigger?

  • Length: Kia Optima is 5.2 in shorter (191.6 in vs 186.4 in)
  • Width: Kia Optima is 1.4 in narrower (72.5 in vs 71.1 in)
  • Height: Kia Optima is 0.3 in taller (58.0 in vs 58.3 in)
  • Wheelbase: Cadillac CTS has a 6.3 in longer wheelbase (113.4 in vs 107.1 in)
  • Curb weight: Cadillac CTS is 767 lb heavier (3,981 lb vs 3,215 lb)

Biggest size differences

  1. Curb weight: Cadillac CTS is 767 lb heavier (3,981 lb vs 3,215 lb)
  2. Wheelbase: Cadillac CTS has a 6.3 in longer wheelbase (113.4 in vs 107.1 in)
  3. Length: Kia Optima is 5.2 in shorter (191.6 in vs 186.4 in)
  4. Width: Kia Optima is 1.4 in narrower (72.5 in vs 71.1 in)
  5. Height: Kia Optima is 0.3 in taller (58.0 in vs 58.3 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 5.2 in Check garage fit for Cadillac CTS · garage fit for Kia Optima
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 1.4 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecCadillac CTSKia OptimaDifference
Length191.6 in186.4 in5.2 in
Width72.5 in71.1 in1.4 in
Height58.0 in58.3 in0.3 in
Wheelbase113.4 in107.1 in6.3 in
Curb weight3,981 lb3,215 lb767 lb

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

Compare by year

Overlapping model years with dimension data.

Already own one of these cars?

Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.