Spec Sizes

Audi S8 vs Cadillac XTS Dimensions & Size Comparison

Comparing 2023 vs 2019 catalog dimensions. Audi S8 · Cadillac XTS

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

Side view
  • Length209.0 in
  • Height58.6 in
  • Wheelbase123.2 in
  • Curb weight5,302 lb
Front / width
  • Width76.6 in
  • Cadillac XTS width72.9 in

Which is bigger?

  • Length: Cadillac XTS is 8.1 in shorter (209.0 in vs 200.9 in)
  • Width: Cadillac XTS is 3.7 in narrower (76.6 in vs 72.9 in)
  • Height: Cadillac XTS is 0.8 in taller (58.6 in vs 59.4 in)
  • Wheelbase: Audi S8 has a 11.5 in longer wheelbase (123.2 in vs 111.7 in)
  • Curb weight: Audi S8 is 1,192 lb heavier (5,302 lb vs 4,111 lb)

Biggest size differences

  1. Curb weight: Audi S8 is 1,192 lb heavier (5,302 lb vs 4,111 lb)
  2. Wheelbase: Audi S8 has a 11.5 in longer wheelbase (123.2 in vs 111.7 in)
  3. Width: Cadillac XTS is 3.7 in narrower (76.6 in vs 72.9 in)
  4. Length: Cadillac XTS is 8.1 in shorter (209.0 in vs 200.9 in)
  5. Height: Cadillac XTS is 0.8 in taller (58.6 in vs 59.4 in)

Practical verdicts

  • Easier to fit in a short garageCadillac XTS — Cadillac XTS is shorter by 8.1 in Check garage fit for Audi S8 · garage fit for Cadillac XTS
  • Narrower for tight parkingCadillac XTS — Cadillac XTS is narrower by 3.7 in
  • Smaller exterior footprintCadillac XTS — Based on length × width (Cadillac XTS)

Dimension comparison

SpecAudi S8Cadillac XTSDifference
Length209.0 in200.9 in8.1 in
Width76.6 in72.9 in3.7 in
Height58.6 in59.4 in0.8 in
Wheelbase123.2 in111.7 in11.5 in
Curb weight5,302 lb4,111 lb1,192 lb

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

Compare by year

Overlapping model years with dimension data.

Already own one of these cars?

Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.