Spec Sizes

Audi S5 vs BMW M3 Dimensions & Size Comparison

Comparing 2009 catalog dimensions. Audi S5 · BMW M3

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

Side view
  • Length182.5 in
  • Height53.9 in
  • Wheelbase108.3 in
  • Curb weight3,891 lb
Front / width
  • Width73.0 in
  • BMW M3 width71.0 in – 71.5 in

Which is bigger?

  • Length: BMW M3 is 1.4 in shorter (182.5 in vs 181.1 in)
  • Width: BMW M3 is 1.8 in narrower (73.0 in vs 71.3 in)
  • Height: BMW M3 is 2.0 in taller (53.9 in vs 55.9 in)
  • Wheelbase: BMW M3 has a 0.4 in longer wheelbase (108.3 in vs 108.7 in)
  • Curb weight: BMW M3 is 34 lb heavier (3,891 lb vs 3,925 lb)

Biggest size differences

  1. Height: BMW M3 is 2.0 in taller (53.9 in vs 55.9 in)
  2. Width: BMW M3 is 1.8 in narrower (73.0 in vs 71.3 in)
  3. Curb weight: BMW M3 is 34 lb heavier (3,891 lb vs 3,925 lb)
  4. Length: BMW M3 is 1.4 in shorter (182.5 in vs 181.1 in)
  5. Wheelbase: BMW M3 has a 0.4 in longer wheelbase (108.3 in vs 108.7 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 1.4 in Check garage fit for Audi S5 · garage fit for BMW M3
  • Narrower for tight parkingBMW M3 — BMW M3 is narrower by 1.8 in
  • Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)

Dimension comparison

SpecAudi S5BMW M3Difference
Length182.5 in181.1 in1.4 in
Width73.0 in71.3 in1.8 in
Height53.9 in55.9 in2.0 in
Wheelbase108.3 in108.7 in0.4 in
Curb weight3,891 lb3,925 lb34 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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