Kia Optima vs Hyundai Sonata Dimensions & Size Comparison

Comparing 2001 catalog dimensions. Kia Optima · Hyundai Sonata

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

Side view
  • Length185.9 in
  • Height55.5 in
  • Wheelbase106.3 in
  • Curb weight3,157 lb – 3,190 lb
Front / width
  • Width71.5 in
  • Hyundai Sonata width71.6 in

Which is bigger?

  • Length: Hyundai Sonata is 0.5 in shorter (185.9 in vs 185.4 in)
  • Width: Kia Optima is 0.1 in narrower (71.5 in vs 71.6 in)
  • Height: essentially the same
  • Wheelbase: essentially the same
  • Curb weight: Kia Optima is 103 lb heavier (3,174 lb vs 3,071 lb)

Biggest size differences

  1. Curb weight: Kia Optima is 103 lb heavier (3,174 lb vs 3,071 lb)
  2. Length: Hyundai Sonata is 0.5 in shorter (185.9 in vs 185.4 in)
  3. Width: Kia Optima is 0.1 in narrower (71.5 in vs 71.6 in)

Practical verdicts

Dimension comparison

SpecKia OptimaHyundai SonataDifference
Length185.9 in185.4 in0.5 in
Width71.5 in71.6 in0.1 in
Height55.5 in55.5 in0.0 in
Wheelbase106.3 in106.3 in0.0 in
Curb weight3,174 lb3,071 lb103 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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