Spec Sizes

BMW M3 vs Audi RS 5 Dimensions & Size Comparison

Comparing 2013 catalog dimensions. BMW M3 · Audi RS 5

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

Side view
  • Length181.8 in
  • Height54.8 in – 55.8 in
  • Wheelbase108.7 in
  • Curb weight3,704 lb – 4,145 lb
Front / width
  • Width71.0 in
  • Audi RS 5 width73.0 in – 73.2 in

Which is bigger?

  • Length: BMW M3 is 0.8 in shorter (181.8 in vs 182.6 in)
  • Width: BMW M3 is 2.1 in narrower (71.0 in vs 73.1 in)
  • Height: BMW M3 is 1.2 in taller (55.3 in vs 54.1 in)
  • Wheelbase: BMW M3 has a 0.4 in longer wheelbase (108.7 in vs 108.3 in)
  • Curb weight: Audi RS 5 is 104 lb heavier (3,925 lb vs 4,029 lb)

Biggest size differences

  1. Width: BMW M3 is 2.1 in narrower (71.0 in vs 73.1 in)
  2. Curb weight: Audi RS 5 is 104 lb heavier (3,925 lb vs 4,029 lb)
  3. Height: BMW M3 is 1.2 in taller (55.3 in vs 54.1 in)
  4. Length: BMW M3 is 0.8 in shorter (181.8 in vs 182.6 in)
  5. Wheelbase: BMW M3 has a 0.4 in longer wheelbase (108.7 in vs 108.3 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 0.8 in Check garage fit for BMW M3 · garage fit for Audi RS 5
  • Narrower for tight parkingBMW M3 — BMW M3 is narrower by 2.1 in
  • Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)

Dimension comparison

SpecBMW M3Audi RS 5Difference
Length181.8 in182.6 in0.8 in
Width71.0 in73.1 in2.1 in
Height55.3 in54.1 in1.2 in
Wheelbase108.7 in108.3 in0.4 in
Curb weight3,925 lb4,029 lb104 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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