Spec Sizes

BMW M3 vs Audi S4 Dimensions & Size Comparison

Comparing 2015 vs 2023 catalog dimensions. BMW M3 · Audi S4

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

Side view
  • Length184.5 in
  • Height56.1 in
  • Wheelbase110.7 in
  • Ground clearance4.7 in
  • Curb weight3,540 lb
Front / width
  • Width73.9 in
  • Audi S4 width72.7 in

Which is bigger?

  • Length: BMW M3 is 3.0 in shorter (184.5 in vs 187.5 in)
  • Width: Audi S4 is 1.2 in narrower (73.9 in vs 72.7 in)
  • Height: Audi S4 is 0.1 in taller (56.1 in vs 56.2 in)
  • Wheelbase: Audi S4 has a 0.3 in longer wheelbase (110.7 in vs 111.0 in)
  • Ground clearance: BMW M3 has 0.2 in more ground clearance (4.7 in vs 4.5 in)
  • Curb weight: Audi S4 is 307 lb heavier (3,540 lb vs 3,847 lb)

Biggest size differences

  1. Curb weight: Audi S4 is 307 lb heavier (3,540 lb vs 3,847 lb)
  2. Ground clearance: BMW M3 has 0.2 in more ground clearance (4.7 in vs 4.5 in)
  3. Width: Audi S4 is 1.2 in narrower (73.9 in vs 72.7 in)
  4. Length: BMW M3 is 3.0 in shorter (184.5 in vs 187.5 in)
  5. Wheelbase: Audi S4 has a 0.3 in longer wheelbase (110.7 in vs 111.0 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 3.0 in Check garage fit for BMW M3 · garage fit for Audi S4
  • Narrower for tight parkingAudi S4 — Audi S4 is narrower by 1.2 in
  • More ground clearanceBMW M3 — BMW M3 has 0.2 in more clearance

Dimension comparison

SpecBMW M3Audi S4Difference
Length184.5 in187.5 in3.0 in
Width73.9 in72.7 in1.2 in
Height56.1 in56.2 in0.1 in
Wheelbase110.7 in111.0 in0.3 in
Ground clearance4.7 in4.5 in0.2 in
Curb weight3,540 lb3,847 lb307 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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