Spec Sizes

Buick LaCrosse vs Kia Optima Dimensions & Size Comparison

Comparing 2019 catalog dimensions. Buick LaCrosse · Kia Optima

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

Side view
  • Length197.5 in
  • Height57.5 in
  • Wheelbase114.4 in
  • Curb weight3,490 lb – 3,840 lb
Front / width
  • Width73.5 in
  • Kia Optima width73.2 in

Which is bigger?

  • Length: Kia Optima is 6.4 in shorter (197.5 in vs 191.1 in)
  • Width: Kia Optima is 0.3 in narrower (73.5 in vs 73.2 in)
  • Height: Kia Optima is 0.2 in taller (57.5 in vs 57.7 in)
  • Wheelbase: Buick LaCrosse has a 4.0 in longer wheelbase (114.4 in vs 110.4 in)
  • Curb weight: Buick LaCrosse is 271 lb heavier (3,665 lb vs 3,394 lb)

Biggest size differences

  1. Curb weight: Buick LaCrosse is 271 lb heavier (3,665 lb vs 3,394 lb)
  2. Wheelbase: Buick LaCrosse has a 4.0 in longer wheelbase (114.4 in vs 110.4 in)
  3. Length: Kia Optima is 6.4 in shorter (197.5 in vs 191.1 in)
  4. Width: Kia Optima is 0.3 in narrower (73.5 in vs 73.2 in)
  5. Height: Kia Optima is 0.2 in taller (57.5 in vs 57.7 in)

Practical verdicts

  • Easier to fit in a short garageKia Optima — Kia Optima is shorter by 6.4 in Check garage fit for Buick LaCrosse · garage fit for Kia Optima
  • Narrower for tight parkingKia Optima — Kia Optima is narrower by 0.3 in
  • Smaller exterior footprintKia Optima — Based on length × width (Kia Optima)

Dimension comparison

SpecBuick LaCrosseKia OptimaDifference
Length197.5 in191.1 in6.4 in
Width73.5 in73.2 in0.3 in
Height57.5 in57.7 in0.2 in
Wheelbase114.4 in110.4 in4.0 in
Ground clearance—5.3 in—
Curb weight3,665 lb3,394 lb271 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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