Spec Sizes

Kia Optima vs Acura TSX Dimensions & Size Comparison

Comparing 2014 catalog dimensions. Kia Optima · Acura TSX

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

Side view
  • Length190.7 in
  • Height57.1 in
  • Wheelbase110.0 in
  • Curb weight3,237 lb – 3,468 lb
Front / width
  • Width72.1 in
  • Acura TSX width72.4 in

Which is bigger?

  • Length: Acura TSX is 3.3 in shorter (190.7 in vs 187.4 in)
  • Width: Kia Optima is 0.3 in narrower (72.1 in vs 72.4 in)
  • Height: Acura TSX is 0.2 in taller (57.1 in vs 57.3 in)
  • Wheelbase: Kia Optima has a 3.5 in longer wheelbase (110.0 in vs 106.5 in)
  • Curb weight: Acura TSX is 227 lb heavier (3,353 lb vs 3,580 lb)

Biggest size differences

  1. Curb weight: Acura TSX is 227 lb heavier (3,353 lb vs 3,580 lb)
  2. Wheelbase: Kia Optima has a 3.5 in longer wheelbase (110.0 in vs 106.5 in)
  3. Length: Acura TSX is 3.3 in shorter (190.7 in vs 187.4 in)
  4. Width: Kia Optima is 0.3 in narrower (72.1 in vs 72.4 in)
  5. Height: Acura TSX is 0.2 in taller (57.1 in vs 57.3 in)

Practical verdicts

  • Easier to fit in a short garageAcura TSX — Acura TSX is shorter by 3.3 in Check garage fit for Kia Optima · garage fit for Acura TSX
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 0.3 in
  • Smaller exterior footprintAcura TSX — Based on length × width (Acura TSX)

Dimension comparison

SpecKia OptimaAcura TSXDifference
Length190.7 in187.4 in3.3 in
Width72.1 in72.4 in0.3 in
Height57.1 in57.3 in0.2 in
Wheelbase110.0 in106.5 in3.5 in
Curb weight3,353 lb3,580 lb227 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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