Spec Sizes

Cadillac CT6 vs Audi S6 Dimensions & Size Comparison

Comparing 2018 catalog dimensions. Cadillac CT6 · Audi S6

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 S6 width73.8 in

Which is bigger?

  • Length: Audi S6 is 9.7 in shorter (204.1 in vs 194.4 in)
  • Width: Audi S6 is 0.2 in narrower (74.0 in vs 73.8 in)
  • Height: Cadillac CT6 is 1.2 in taller (58.0 in vs 56.8 in)
  • Wheelbase: Cadillac CT6 has a 7.6 in longer wheelbase (122.4 in vs 114.8 in)
  • Curb weight: Audi S6 is 481 lb heavier (4,016 lb vs 4,497 lb)

Biggest size differences

  1. Curb weight: Audi S6 is 481 lb heavier (4,016 lb vs 4,497 lb)
  2. Wheelbase: Cadillac CT6 has a 7.6 in longer wheelbase (122.4 in vs 114.8 in)
  3. Length: Audi S6 is 9.7 in shorter (204.1 in vs 194.4 in)
  4. Height: Cadillac CT6 is 1.2 in taller (58.0 in vs 56.8 in)
  5. Width: Audi S6 is 0.2 in narrower (74.0 in vs 73.8 in)

Practical verdicts

  • Easier to fit in a short garageAudi S6 — Audi S6 is shorter by 9.7 in Check garage fit for Cadillac CT6 · garage fit for Audi S6
  • Narrower for tight parkingAudi S6 — Audi S6 is narrower by 0.2 in
  • Smaller exterior footprintAudi S6 — Based on length × width (Audi S6)

Dimension comparison

SpecCadillac CT6Audi S6Difference
Length204.1 in194.4 in9.7 in
Width74.0 in73.8 in0.2 in
Height58.0 in56.8 in1.2 in
Wheelbase122.4 in114.8 in7.6 in
Ground clearance—4.6 in—
Curb weight4,016 lb4,497 lb481 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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