Spec Sizes

Cadillac CT6 vs Audi S8 Dimensions & Size Comparison

Comparing 2018 catalog dimensions. Cadillac CT6 · Audi S8

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

Side view
  • Length204.1 in
  • Height58.0 in
  • Wheelbase122.4 in
  • Curb weight3,647 lb – 4,385 lb
Front / width
  • Width74.0 in
  • Audi S8 width76.7 in

Which is bigger?

  • Length: Audi S8 is 1.5 in shorter (204.1 in vs 202.6 in)
  • Width: Cadillac CT6 is 2.7 in narrower (74.0 in vs 76.7 in)
  • Height: Cadillac CT6 is 0.6 in taller (58.0 in vs 57.4 in)
  • Wheelbase: Cadillac CT6 has a 4.5 in longer wheelbase (122.4 in vs 117.9 in)
  • Curb weight: Audi S8 is 669 lb heavier (4,016 lb vs 4,685 lb)

Biggest size differences

  1. Curb weight: Audi S8 is 669 lb heavier (4,016 lb vs 4,685 lb)
  2. Wheelbase: Cadillac CT6 has a 4.5 in longer wheelbase (122.4 in vs 117.9 in)
  3. Width: Cadillac CT6 is 2.7 in narrower (74.0 in vs 76.7 in)
  4. Height: Cadillac CT6 is 0.6 in taller (58.0 in vs 57.4 in)
  5. Length: Audi S8 is 1.5 in shorter (204.1 in vs 202.6 in)

Practical verdicts

  • Easier to fit in a short garageAudi S8 — Audi S8 is shorter by 1.5 in Check garage fit for Cadillac CT6 · garage fit for Audi S8
  • Narrower for tight parkingCadillac CT6 — Cadillac CT6 is narrower by 2.7 in
  • Smaller exterior footprintCadillac CT6 — Based on length × width (Cadillac CT6)

Dimension comparison

SpecCadillac CT6Audi S8Difference
Length204.1 in202.6 in1.5 in
Width74.0 in76.7 in2.7 in
Height58.0 in57.4 in0.6 in
Wheelbase122.4 in117.9 in4.5 in
Ground clearance—4.7 in—
Curb weight4,016 lb4,685 lb669 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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