Spec Sizes

BMW M4 vs Audi S4 Dimensions & Size Comparison

Comparing 2023 catalog dimensions. BMW M4 · Audi S4

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

Side view
  • Length188.7 in – 189.1 in
  • Height54.6 in – 54.9 in
  • Wheelbase112.5 in
  • Curb weight3,640 lb – 4,306 lb
Front / width
  • Width74.3 in – 75.6 in
  • Audi S4 width72.7 in

Which is bigger?

  • Length: Audi S4 is 1.4 in shorter (188.9 in vs 187.5 in)
  • Width: Audi S4 is 2.2 in narrower (74.9 in vs 72.7 in)
  • Height: Audi S4 is 1.5 in taller (54.8 in vs 56.2 in)
  • Wheelbase: BMW M4 has a 1.5 in longer wheelbase (112.5 in vs 111.0 in)
  • Curb weight: BMW M4 is 126 lb heavier (3,973 lb vs 3,847 lb)

Biggest size differences

  1. Curb weight: BMW M4 is 126 lb heavier (3,973 lb vs 3,847 lb)
  2. Width: Audi S4 is 2.2 in narrower (74.9 in vs 72.7 in)
  3. Height: Audi S4 is 1.5 in taller (54.8 in vs 56.2 in)
  4. Wheelbase: BMW M4 has a 1.5 in longer wheelbase (112.5 in vs 111.0 in)
  5. Length: Audi S4 is 1.4 in shorter (188.9 in vs 187.5 in)

Practical verdicts

  • Easier to fit in a short garageAudi S4 — Audi S4 is shorter by 1.4 in Check garage fit for BMW M4 · garage fit for Audi S4
  • Narrower for tight parkingAudi S4 — Audi S4 is narrower by 2.2 in
  • Smaller exterior footprintAudi S4 — Based on length × width (Audi S4)

Dimension comparison

SpecBMW M4Audi S4Difference
Length188.9 in187.5 in1.4 in
Width74.9 in72.7 in2.2 in
Height54.8 in56.2 in1.5 in
Wheelbase112.5 in111.0 in1.5 in
Ground clearance—4.5 in—
Curb weight3,973 lb3,847 lb126 lb

Values use trim midpoints when a model year lists a range (e.g. length 188.7 in – 189.1 in).

Compare by year

Overlapping model years with dimension data.

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