Spec Sizes

BMW M3 vs Audi A4 Dimensions & Size Comparison

Comparing 2016 catalog dimensions. BMW M3 · Audi A4

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 A4 width71.9 in

Which is bigger?

  • Length: BMW M3 is 0.6 in shorter (184.5 in vs 185.1 in)
  • Width: Audi A4 is 2.0 in narrower (73.9 in vs 71.9 in)
  • Height: Audi A4 is 0.1 in taller (56.1 in vs 56.2 in)
  • Wheelbase: BMW M3 has a 0.1 in longer wheelbase (110.7 in vs 110.6 in)
  • Ground clearance: Audi A4 has 0.1 in more ground clearance (4.7 in vs 4.8 in)
  • Curb weight: Audi A4 is 76 lb heavier (3,540 lb vs 3,616 lb)

Biggest size differences

  1. Ground clearance: Audi A4 has 0.1 in more ground clearance (4.7 in vs 4.8 in)
  2. Width: Audi A4 is 2.0 in narrower (73.9 in vs 71.9 in)
  3. Curb weight: Audi A4 is 76 lb heavier (3,540 lb vs 3,616 lb)
  4. Length: BMW M3 is 0.6 in shorter (184.5 in vs 185.1 in)
  5. Height: Audi A4 is 0.1 in taller (56.1 in vs 56.2 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 0.6 in Check garage fit for BMW M3 · garage fit for Audi A4
  • Narrower for tight parkingAudi A4 — Audi A4 is narrower by 2.0 in
  • More ground clearanceAudi A4 — Audi A4 has 0.1 in more clearance
  • Smaller exterior footprintAudi A4 — Based on length × width (Audi A4)

Dimension comparison

SpecBMW M3Audi A4Difference
Length184.5 in185.1 in0.6 in
Width73.9 in71.9 in2.0 in
Height56.1 in56.2 in0.1 in
Wheelbase110.7 in110.6 in0.1 in
Ground clearance4.7 in4.8 in0.1 in
Curb weight3,540 lb3,616 lb76 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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