Spec Sizes

BMW M3 vs Cadillac CTS-V Dimensions & Size Comparison

Comparing 2010 catalog dimensions. BMW M3 · Cadillac CTS-V

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

Side view
  • Length180.4 in – 181.8 in
  • Height54.8 in – 57.0 in
  • Wheelbase108.7 in
  • Curb weight3,704 lb – 4,145 lb
Front / width
  • Width71.0 in – 71.5 in
  • Cadillac CTS-V width72.5 in

Which is bigger?

  • Length: BMW M3 is 10.5 in shorter (181.1 in vs 191.6 in)
  • Width: BMW M3 is 1.3 in narrower (71.3 in vs 72.5 in)
  • Height: Cadillac CTS-V is 1.4 in taller (55.9 in vs 57.3 in)
  • Wheelbase: Cadillac CTS-V has a 4.7 in longer wheelbase (108.7 in vs 113.4 in)
  • Curb weight: Cadillac CTS-V is 298 lb heavier (3,925 lb vs 4,222 lb)

Biggest size differences

  1. Curb weight: Cadillac CTS-V is 298 lb heavier (3,925 lb vs 4,222 lb)
  2. Length: BMW M3 is 10.5 in shorter (181.1 in vs 191.6 in)
  3. Wheelbase: Cadillac CTS-V has a 4.7 in longer wheelbase (108.7 in vs 113.4 in)
  4. Height: Cadillac CTS-V is 1.4 in taller (55.9 in vs 57.3 in)
  5. Width: BMW M3 is 1.3 in narrower (71.3 in vs 72.5 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 10.5 in Check garage fit for BMW M3 · garage fit for Cadillac CTS-V
  • Narrower for tight parkingBMW M3 — BMW M3 is narrower by 1.3 in
  • Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)

Dimension comparison

SpecBMW M3Cadillac CTS-VDifference
Length181.1 in191.6 in10.5 in
Width71.3 in72.5 in1.3 in
Height55.9 in57.3 in1.4 in
Wheelbase108.7 in113.4 in4.7 in
Curb weight3,925 lb4,222 lb298 lb

Values use trim midpoints when a model year lists a range (e.g. length 180.4 in – 181.8 in).

Compare by year

Overlapping model years with dimension data.

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