Spec Sizes

Audi A5 vs BMW M3 Dimensions & Size Comparison

Comparing 2011 catalog dimensions. Audi A5 · BMW M3

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

Side view
  • Length182.1 in
  • Height54.0 in – 54.5 in
  • Wheelbase108.3 in
  • Ground clearance5.0 in
  • Curb weight3,583 lb – 4,034 lb
Front / width
  • Width73.0 in
  • BMW M3 width71.0 in – 71.5 in

Which is bigger?

  • Length: BMW M3 is 1.0 in shorter (182.1 in vs 181.1 in)
  • Width: BMW M3 is 1.8 in narrower (73.0 in vs 71.3 in)
  • Height: BMW M3 is 1.6 in taller (54.3 in vs 55.9 in)
  • Wheelbase: BMW M3 has a 0.4 in longer wheelbase (108.3 in vs 108.7 in)
  • Curb weight: BMW M3 is 116 lb heavier (3,809 lb vs 3,925 lb)

Biggest size differences

  1. Curb weight: BMW M3 is 116 lb heavier (3,809 lb vs 3,925 lb)
  2. Height: BMW M3 is 1.6 in taller (54.3 in vs 55.9 in)
  3. Width: BMW M3 is 1.8 in narrower (73.0 in vs 71.3 in)
  4. Length: BMW M3 is 1.0 in shorter (182.1 in vs 181.1 in)
  5. Wheelbase: BMW M3 has a 0.4 in longer wheelbase (108.3 in vs 108.7 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 1.0 in Check garage fit for Audi A5 · garage fit for BMW M3
  • Narrower for tight parkingBMW M3 — BMW M3 is narrower by 1.8 in
  • Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)

Dimension comparison

SpecAudi A5BMW M3Difference
Length182.1 in181.1 in1.0 in
Width73.0 in71.3 in1.8 in
Height54.3 in55.9 in1.6 in
Wheelbase108.3 in108.7 in0.4 in
Ground clearance5.0 in——
Curb weight3,809 lb3,925 lb116 lb

Values use trim midpoints when a model year lists a range.

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.