Spec Sizes

Cadillac CTS vs BMW M3 Dimensions & Size Comparison

Comparing 2005 catalog dimensions. Cadillac CTS · BMW M3

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

Side view
  • Length190.1 in
  • Height56.7 in
  • Wheelbase113.4 in
  • Curb weight3,509 lb
Front / width
  • Width70.6 in
  • BMW M3 width70.1 in

Which is bigger?

  • Length: BMW M3 is 13.3 in shorter (190.1 in vs 176.8 in)
  • Width: BMW M3 is 0.5 in narrower (70.6 in vs 70.1 in)
  • Height: Cadillac CTS is 2.9 in taller (56.7 in vs 53.9 in)
  • Wheelbase: Cadillac CTS has a 5.9 in longer wheelbase (113.4 in vs 107.5 in)
  • Curb weight: BMW M3 is 89 lb heavier (3,509 lb vs 3,598 lb)

Biggest size differences

  1. Length: BMW M3 is 13.3 in shorter (190.1 in vs 176.8 in)
  2. Wheelbase: Cadillac CTS has a 5.9 in longer wheelbase (113.4 in vs 107.5 in)
  3. Height: Cadillac CTS is 2.9 in taller (56.7 in vs 53.9 in)
  4. Curb weight: BMW M3 is 89 lb heavier (3,509 lb vs 3,598 lb)
  5. Width: BMW M3 is 0.5 in narrower (70.6 in vs 70.1 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 13.3 in Check garage fit for Cadillac CTS · garage fit for BMW M3
  • Narrower for tight parkingBMW M3 — BMW M3 is narrower by 0.5 in
  • Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)

Dimension comparison

SpecCadillac CTSBMW M3Difference
Length190.1 in176.8 in13.3 in
Width70.6 in70.1 in0.5 in
Height56.7 in53.9 in2.9 in
Wheelbase113.4 in107.5 in5.9 in
Curb weight3,509 lb3,598 lb89 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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