Spec Sizes

Cadillac CT6 vs Audi A6 Dimensions & Size Comparison

Comparing 2018 catalog dimensions. Cadillac CT6 · Audi A6

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 A6 width73.8 in

Which is bigger?

  • Length: Audi A6 is 9.9 in shorter (204.1 in vs 194.2 in)
  • Width: Audi A6 is 0.2 in narrower (74.0 in vs 73.8 in)
  • Height: Cadillac CT6 is 0.2 in taller (58.0 in vs 57.8 in)
  • Wheelbase: Cadillac CT6 has a 7.8 in longer wheelbase (122.4 in vs 114.6 in)
  • Curb weight: Audi A6 is 30 lb heavier (4,016 lb vs 4,046 lb)

Biggest size differences

  1. Wheelbase: Cadillac CT6 has a 7.8 in longer wheelbase (122.4 in vs 114.6 in)
  2. Length: Audi A6 is 9.9 in shorter (204.1 in vs 194.2 in)
  3. Curb weight: Audi A6 is 30 lb heavier (4,016 lb vs 4,046 lb)
  4. Height: Cadillac CT6 is 0.2 in taller (58.0 in vs 57.8 in)
  5. Width: Audi A6 is 0.2 in narrower (74.0 in vs 73.8 in)

Practical verdicts

  • Easier to fit in a short garageAudi A6 — Audi A6 is shorter by 9.9 in Check garage fit for Cadillac CT6 · garage fit for Audi A6
  • Narrower for tight parkingAudi A6 — Audi A6 is narrower by 0.2 in
  • Smaller exterior footprintAudi A6 — Based on length × width (Audi A6)

Dimension comparison

SpecCadillac CT6Audi A6Difference
Length204.1 in194.2 in9.9 in
Width74.0 in73.8 in0.2 in
Height58.0 in57.8 in0.2 in
Wheelbase122.4 in114.6 in7.8 in
Ground clearance—5.8 in—
Curb weight4,016 lb4,046 lb30 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.