Spec Sizes

Cadillac XTS vs Buick Lucerne Dimensions & Size Comparison

Comparing 2015 vs 2011 catalog dimensions. Cadillac XTS · Buick Lucerne

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

Side view
  • Length202.0 in
  • Height59.5 in
  • Wheelbase111.7 in
  • Ground clearance5.0 in
  • Curb weight4,006 lb – 4,215 lb
Front / width
  • Width72.9 in
  • Buick Lucerne width73.8 in

Which is bigger?

  • Length: Cadillac XTS is 1.2 in shorter (202.0 in vs 203.2 in)
  • Width: Cadillac XTS is 0.9 in narrower (72.9 in vs 73.8 in)
  • Height: Cadillac XTS is 1.5 in taller (59.5 in vs 58.0 in)
  • Wheelbase: Buick Lucerne has a 3.9 in longer wheelbase (111.7 in vs 115.6 in)
  • Curb weight: Cadillac XTS is 244 lb heavier (4,111 lb vs 3,867 lb)

Biggest size differences

  1. Curb weight: Cadillac XTS is 244 lb heavier (4,111 lb vs 3,867 lb)
  2. Wheelbase: Buick Lucerne has a 3.9 in longer wheelbase (111.7 in vs 115.6 in)
  3. Height: Cadillac XTS is 1.5 in taller (59.5 in vs 58.0 in)
  4. Width: Cadillac XTS is 0.9 in narrower (72.9 in vs 73.8 in)
  5. Length: Cadillac XTS is 1.2 in shorter (202.0 in vs 203.2 in)

Practical verdicts

  • Easier to fit in a short garageCadillac XTS — Cadillac XTS is shorter by 1.2 in Check garage fit for Cadillac XTS · garage fit for Buick Lucerne
  • Narrower for tight parkingCadillac XTS — Cadillac XTS is narrower by 0.9 in
  • Smaller exterior footprintCadillac XTS — Based on length × width (Cadillac XTS)

Dimension comparison

SpecCadillac XTSBuick LucerneDifference
Length202.0 in203.2 in1.2 in
Width72.9 in73.8 in0.9 in
Height59.5 in58.0 in1.5 in
Wheelbase111.7 in115.6 in3.9 in
Ground clearance5.0 in——
Curb weight4,111 lb3,867 lb244 lb

Values use trim midpoints when a model year lists a range.

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