Spec Sizes

BMW M4 vs Audi A4 Dimensions & Size Comparison

Comparing 2019 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 – 184.6 in
  • Height54.4 in – 54.8 in
  • Wheelbase110.7 in
  • Curb weight3,620 lb – 4,070 lb
Front / width
  • Width73.6 in – 79.3 in
  • Audi A4 width72.5 in

Which is bigger?

  • Length: BMW M4 is 1.5 in shorter (184.6 in vs 186.1 in)
  • Width: Audi A4 is 3.9 in narrower (76.4 in vs 72.5 in)
  • Height: Audi A4 is 1.6 in taller (54.6 in vs 56.2 in)
  • Wheelbase: Audi A4 has a 0.3 in longer wheelbase (110.7 in vs 111.0 in)
  • Curb weight: BMW M4 is 307 lb heavier (3,845 lb vs 3,539 lb)

Biggest size differences

  1. Curb weight: BMW M4 is 307 lb heavier (3,845 lb vs 3,539 lb)
  2. Width: Audi A4 is 3.9 in narrower (76.4 in vs 72.5 in)
  3. Height: Audi A4 is 1.6 in taller (54.6 in vs 56.2 in)
  4. Length: BMW M4 is 1.5 in shorter (184.6 in vs 186.1 in)
  5. Wheelbase: Audi A4 has a 0.3 in longer wheelbase (110.7 in vs 111.0 in)

Practical verdicts

  • Easier to fit in a short garageBMW M4 — BMW M4 is shorter by 1.5 in Check garage fit for BMW M4 · garage fit for Audi A4
  • Narrower for tight parkingAudi A4 — Audi A4 is narrower by 3.9 in
  • Smaller exterior footprintAudi A4 — Based on length × width (Audi A4)

Dimension comparison

SpecBMW M4Audi A4Difference
Length184.6 in186.1 in1.5 in
Width76.4 in72.5 in3.9 in
Height54.6 in56.2 in1.6 in
Wheelbase110.7 in111.0 in0.3 in
Ground clearance—8.0 in—
Curb weight3,845 lb3,539 lb307 lb

Values use trim midpoints when a model year lists a range (e.g. length 184.5 in – 184.6 in).

Compare by year

Overlapping model years with dimension data.

Already own one of these cars?

Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.