BMW M3 vs Audi A5 Dimensions & Size Comparison

Comparing 2017 catalog dimensions. BMW M3 · Audi A5

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 A5 width73.0 in

Which is bigger?

  • Length: Audi A5 is 2.4 in shorter (184.5 in vs 182.1 in)
  • Width: Audi A5 is 0.9 in narrower (73.9 in vs 73.0 in)
  • Height: BMW M3 is 1.9 in taller (56.1 in vs 54.2 in)
  • Wheelbase: BMW M3 has a 2.4 in longer wheelbase (110.7 in vs 108.3 in)
  • Ground clearance: Audi A5 has 0.1 in more ground clearance (4.7 in vs 4.8 in)
  • Curb weight: Audi A5 is 224 lb heavier (3,540 lb vs 3,764 lb)

Biggest size differences

  1. Curb weight: Audi A5 is 224 lb heavier (3,540 lb vs 3,764 lb)
  2. Height: BMW M3 is 1.9 in taller (56.1 in vs 54.2 in)
  3. Ground clearance: Audi A5 has 0.1 in more ground clearance (4.7 in vs 4.8 in)
  4. Wheelbase: BMW M3 has a 2.4 in longer wheelbase (110.7 in vs 108.3 in)
  5. Length: Audi A5 is 2.4 in shorter (184.5 in vs 182.1 in)

Practical verdicts

  • Easier to fit in a short garageAudi A5 — Audi A5 is shorter by 2.4 in Check garage fit for BMW M3 · garage fit for Audi A5
  • Narrower for tight parkingAudi A5 — Audi A5 is narrower by 0.9 in
  • More ground clearanceAudi A5 — Audi A5 has 0.1 in more clearance
  • Smaller exterior footprintAudi A5 — Based on length × width (Audi A5)

Dimension comparison

SpecBMW M3Audi A5Difference
Length184.5 in182.1 in2.4 in
Width73.9 in73.0 in0.9 in
Height56.1 in54.2 in1.9 in
Wheelbase110.7 in108.3 in2.4 in
Ground clearance4.7 in4.8 in0.1 in
Curb weight3,540 lb3,764 lb224 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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