Kia Optima vs Hyundai Sonata Dimensions & Size Comparison

Comparing 2002 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 width71.7 in

Which is bigger?

  • Length: Kia Optima is 1.0 in shorter (185.9 in vs 186.9 in)
  • Width: Kia Optima is 0.2 in narrower (71.5 in vs 71.7 in)
  • Height: Hyundai Sonata is 0.5 in taller (55.5 in vs 56.0 in)
  • Wheelbase: essentially the same
  • Curb weight: Hyundai Sonata is 26 lb heavier (3,174 lb vs 3,199 lb)

Biggest size differences

  1. Height: Hyundai Sonata is 0.5 in taller (55.5 in vs 56.0 in)
  2. Curb weight: Hyundai Sonata is 26 lb heavier (3,174 lb vs 3,199 lb)
  3. Length: Kia Optima is 1.0 in shorter (185.9 in vs 186.9 in)
  4. Width: Kia Optima is 0.2 in narrower (71.5 in vs 71.7 in)

Practical verdicts

Dimension comparison

SpecKia OptimaHyundai SonataDifference
Length185.9 in186.9 in1.0 in
Width71.5 in71.7 in0.2 in
Height55.5 in56.0 in0.5 in
Wheelbase106.3 in106.3 in0.0 in
Curb weight3,174 lb3,199 lb26 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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