Spec Sizes

Audi S8 vs Cadillac XTS Dimensions & Size Comparison

Comparing 2018 catalog dimensions. Audi S8 · Cadillac XTS

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

Side view
  • Length202.6 in
  • Height57.4 in
  • Wheelbase117.9 in
  • Ground clearance4.7 in
  • Curb weight4,685 lb
Front / width
  • Width76.7 in
  • Cadillac XTS width72.9 in

Which is bigger?

  • Length: Cadillac XTS is 1.7 in shorter (202.6 in vs 200.9 in)
  • Width: Cadillac XTS is 3.8 in narrower (76.7 in vs 72.9 in)
  • Height: Cadillac XTS is 2.0 in taller (57.4 in vs 59.4 in)
  • Wheelbase: Audi S8 has a 6.2 in longer wheelbase (117.9 in vs 111.7 in)
  • Ground clearance: Cadillac XTS has 0.3 in more ground clearance (4.7 in vs 5.0 in)
  • Curb weight: Audi S8 is 657 lb heavier (4,685 lb vs 4,028 lb)

Biggest size differences

  1. Curb weight: Audi S8 is 657 lb heavier (4,685 lb vs 4,028 lb)
  2. Ground clearance: Cadillac XTS has 0.3 in more ground clearance (4.7 in vs 5.0 in)
  3. Wheelbase: Audi S8 has a 6.2 in longer wheelbase (117.9 in vs 111.7 in)
  4. Width: Cadillac XTS is 3.8 in narrower (76.7 in vs 72.9 in)
  5. Height: Cadillac XTS is 2.0 in taller (57.4 in vs 59.4 in)

Practical verdicts

  • Easier to fit in a short garageCadillac XTS — Cadillac XTS is shorter by 1.7 in Check garage fit for Audi S8 · garage fit for Cadillac XTS
  • Narrower for tight parkingCadillac XTS — Cadillac XTS is narrower by 3.8 in
  • More ground clearanceCadillac XTS — Cadillac XTS has 0.3 in more clearance
  • Smaller exterior footprintCadillac XTS — Based on length × width (Cadillac XTS)

Dimension comparison

SpecAudi S8Cadillac XTSDifference
Length202.6 in200.9 in1.7 in
Width76.7 in72.9 in3.8 in
Height57.4 in59.4 in2.0 in
Wheelbase117.9 in111.7 in6.2 in
Ground clearance4.7 in5.0 in0.3 in
Curb weight4,685 lb4,028 lb657 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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