Hyundai Sonata vs Kia Optima Dimensions & Size Comparison

Comparing 2017 catalog dimensions. Hyundai Sonata · Kia Optima

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

Side view
  • Length191.1 in
  • Height58.1 in
  • Wheelbase110.4 in
  • Ground clearance5.3 in
  • Curb weight3,219 lb – 3,589 lb
Front / width
  • Width73.4 in
  • Kia Optima width73.2 in

Which is bigger?

  • Length: essentially the same
  • Width: Kia Optima is 0.2 in narrower (73.4 in vs 73.2 in)
  • Height: Hyundai Sonata is 0.4 in taller (58.1 in vs 57.7 in)
  • Wheelbase: essentially the same
  • Ground clearance: essentially the same
  • Curb weight: essentially the same

Biggest size differences

  1. Height: Hyundai Sonata is 0.4 in taller (58.1 in vs 57.7 in)
  2. Width: Kia Optima is 0.2 in narrower (73.4 in vs 73.2 in)

Practical verdicts

  • Narrower for tight parkingKia OptimaKia Optima is narrower by 0.2 in

Dimension comparison

SpecHyundai SonataKia OptimaDifference
Length191.1 in191.1 in0.0 in
Width73.4 in73.2 in0.2 in
Height58.1 in57.7 in0.4 in
Wheelbase110.4 in110.4 in0.0 in
Ground clearance5.3 in5.3 in0.0 in
Curb weight3,404 lb3,407 lb3 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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