Spec Sizes

Kia Optima vs Mazda Mazda6 Dimensions & Size Comparison

Comparing 2010 catalog dimensions. Kia Optima · Mazda Mazda6

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

Side view
  • Length189.0 in
  • Height58.3 in
  • Wheelbase107.1 in
  • Curb weight3,157 lb – 3,294 lb
Front / width
  • Width71.1 in
  • Mazda Mazda6 width72.4 in

Which is bigger?

  • Length: Kia Optima is 4.7 in shorter (189.0 in vs 193.7 in)
  • Width: Kia Optima is 1.3 in narrower (71.1 in vs 72.4 in)
  • Height: Kia Optima is 0.4 in taller (58.3 in vs 57.9 in)
  • Wheelbase: Mazda Mazda6 has a 2.7 in longer wheelbase (107.1 in vs 109.8 in)
  • Curb weight: Mazda Mazda6 is 177 lb heavier (3,226 lb vs 3,403 lb)

Biggest size differences

  1. Curb weight: Mazda Mazda6 is 177 lb heavier (3,226 lb vs 3,403 lb)
  2. Wheelbase: Mazda Mazda6 has a 2.7 in longer wheelbase (107.1 in vs 109.8 in)
  3. Length: Kia Optima is 4.7 in shorter (189.0 in vs 193.7 in)
  4. Width: Kia Optima is 1.3 in narrower (71.1 in vs 72.4 in)
  5. Height: Kia Optima is 0.4 in taller (58.3 in vs 57.9 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 4.7 in Check garage fit for Kia Optima · garage fit for Mazda Mazda6
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 1.3 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecKia OptimaMazda Mazda6Difference
Length189.0 in193.7 in4.7 in
Width71.1 in72.4 in1.3 in
Height58.3 in57.9 in0.4 in
Wheelbase107.1 in109.8 in2.7 in
Curb weight3,226 lb3,403 lb177 lb

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

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Overlapping model years with dimension data.

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