Hyundai Sonata vs Kia Optima Dimensions & Size Comparison

Comparing 2011 catalog dimensions. Hyundai Sonata · Kia Optima

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

Side view
  • Length189.8 in
  • Height57.9 in
  • Wheelbase110.0 in
  • Curb weight3,161 lb – 3,452 lb
Front / width
  • Width72.2 in
  • Kia Optima width72.1 in

Which is bigger?

  • Length: Hyundai Sonata is 0.9 in shorter (189.8 in vs 190.7 in)
  • Width: Kia Optima is 0.1 in narrower (72.2 in vs 72.1 in)
  • Height: Hyundai Sonata is 0.6 in taller (57.9 in vs 57.3 in)
  • Wheelbase: essentially the same
  • Curb weight: Hyundai Sonata is 11 lb heavier (3,307 lb vs 3,296 lb)

Biggest size differences

  1. Height: Hyundai Sonata is 0.6 in taller (57.9 in vs 57.3 in)
  2. Length: Hyundai Sonata is 0.9 in shorter (189.8 in vs 190.7 in)
  3. Curb weight: Hyundai Sonata is 11 lb heavier (3,307 lb vs 3,296 lb)
  4. Width: Kia Optima is 0.1 in narrower (72.2 in vs 72.1 in)

Practical verdicts

Dimension comparison

SpecHyundai SonataKia OptimaDifference
Length189.8 in190.7 in0.9 in
Width72.2 in72.1 in0.1 in
Height57.9 in57.3 in0.6 in
Wheelbase110.0 in110.0 in0.0 in
Curb weight3,307 lb3,296 lb11 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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