Spec Sizes

Mazda Mazda6 vs Kia Optima Dimensions & Size Comparison

Comparing 2012 catalog dimensions. Mazda Mazda6 · Kia Optima

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

Side view
  • Length193.7 in
  • Height57.9 in
  • Wheelbase109.8 in
  • Curb weight3,272 lb – 3,574 lb
Front / width
  • Width72.4 in
  • Kia Optima width72.1 in

Which is bigger?

  • Length: Kia Optima is 3.0 in shorter (193.7 in vs 190.7 in)
  • Width: Kia Optima is 0.3 in narrower (72.4 in vs 72.1 in)
  • Height: Mazda Mazda6 is 0.6 in taller (57.9 in vs 57.3 in)
  • Wheelbase: Kia Optima has a 0.2 in longer wheelbase (109.8 in vs 110.0 in)
  • Curb weight: Mazda Mazda6 is 128 lb heavier (3,423 lb vs 3,296 lb)

Biggest size differences

  1. Curb weight: Mazda Mazda6 is 128 lb heavier (3,423 lb vs 3,296 lb)
  2. Length: Kia Optima is 3.0 in shorter (193.7 in vs 190.7 in)
  3. Height: Mazda Mazda6 is 0.6 in taller (57.9 in vs 57.3 in)
  4. Width: Kia Optima is 0.3 in narrower (72.4 in vs 72.1 in)
  5. Wheelbase: Kia Optima has a 0.2 in longer wheelbase (109.8 in vs 110.0 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 3.0 in Check garage fit for Mazda Mazda6 · garage fit for Kia Optima
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 0.3 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecMazda Mazda6Kia OptimaDifference
Length193.7 in190.7 in3.0 in
Width72.4 in72.1 in0.3 in
Height57.9 in57.3 in0.6 in
Wheelbase109.8 in110.0 in0.2 in
Curb weight3,423 lb3,296 lb128 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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