Spec Sizes

Buick LaCrosse vs Kia Optima Dimensions & Size Comparison

Comparing 2010 catalog dimensions. Buick LaCrosse · Kia Optima

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

Side view
  • Length196.9 in
  • Height59.2 in
  • Wheelbase111.7 in
  • Curb weight3,829 lb – 4,196 lb
Front / width
  • Width73.1 in
  • Kia Optima width71.1 in

Which is bigger?

  • Length: Kia Optima is 7.9 in shorter (196.9 in vs 189.0 in)
  • Width: Kia Optima is 2.0 in narrower (73.1 in vs 71.1 in)
  • Height: Buick LaCrosse is 0.9 in taller (59.2 in vs 58.3 in)
  • Wheelbase: Buick LaCrosse has a 4.6 in longer wheelbase (111.7 in vs 107.1 in)
  • Curb weight: Buick LaCrosse is 787 lb heavier (4,013 lb vs 3,226 lb)

Biggest size differences

  1. Curb weight: Buick LaCrosse is 787 lb heavier (4,013 lb vs 3,226 lb)
  2. Wheelbase: Buick LaCrosse has a 4.6 in longer wheelbase (111.7 in vs 107.1 in)
  3. Length: Kia Optima is 7.9 in shorter (196.9 in vs 189.0 in)
  4. Width: Kia Optima is 2.0 in narrower (73.1 in vs 71.1 in)
  5. Height: Buick LaCrosse is 0.9 in taller (59.2 in vs 58.3 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 7.9 in Check garage fit for Buick LaCrosse · garage fit for Kia Optima
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 2.0 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecBuick LaCrosseKia OptimaDifference
Length196.9 in189.0 in7.9 in
Width73.1 in71.1 in2.0 in
Height59.2 in58.3 in0.9 in
Wheelbase111.7 in107.1 in4.6 in
Curb weight4,013 lb3,226 lb787 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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