Spec Sizes

BMW M4 vs Audi A4 Dimensions & Size Comparison

Comparing 2018 catalog dimensions. BMW M4 · Audi A4

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

Side view
  • Length184.5 in
  • Height54.4 in – 54.6 in
  • Wheelbase110.7 in
  • Ground clearance4.7 in
  • Curb weight3,530 lb – 4,055 lb
Front / width
  • Width73.6 in
  • Audi A4 width72.5 in

Which is bigger?

  • Length: BMW M4 is 1.6 in shorter (184.5 in vs 186.1 in)
  • Width: Audi A4 is 1.1 in narrower (73.6 in vs 72.5 in)
  • Height: Audi A4 is 1.7 in taller (54.5 in vs 56.2 in)
  • Wheelbase: Audi A4 has a 0.3 in longer wheelbase (110.7 in vs 111.0 in)
  • Ground clearance: Audi A4 has 0.3 in more ground clearance (4.7 in vs 5.0 in)
  • Curb weight: BMW M4 is 343 lb heavier (3,793 lb vs 3,450 lb)

Biggest size differences

  1. Curb weight: BMW M4 is 343 lb heavier (3,793 lb vs 3,450 lb)
  2. Ground clearance: Audi A4 has 0.3 in more ground clearance (4.7 in vs 5.0 in)
  3. Height: Audi A4 is 1.7 in taller (54.5 in vs 56.2 in)
  4. Width: Audi A4 is 1.1 in narrower (73.6 in vs 72.5 in)
  5. Length: BMW M4 is 1.6 in shorter (184.5 in vs 186.1 in)

Practical verdicts

  • Easier to fit in a short garageBMW M4 — BMW M4 is shorter by 1.6 in Check garage fit for BMW M4 · garage fit for Audi A4
  • Narrower for tight parkingAudi A4 — Audi A4 is narrower by 1.1 in
  • More ground clearanceAudi A4 — Audi A4 has 0.3 in more clearance

Dimension comparison

SpecBMW M4Audi A4Difference
Length184.5 in186.1 in1.6 in
Width73.6 in72.5 in1.1 in
Height54.5 in56.2 in1.7 in
Wheelbase110.7 in111.0 in0.3 in
Ground clearance4.7 in5.0 in0.3 in
Curb weight3,793 lb3,450 lb343 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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