Spec Sizes

Audi S7 vs BMW M3 Dimensions & Size Comparison

Comparing 2018 vs 2023 catalog dimensions. Audi S7 · BMW M3

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

Side view
  • Length196.3 in
  • Height55.0 in
  • Wheelbase114.8 in
  • Ground clearance4.4 in
  • Curb weight4,486 lb
Front / width
  • Width75.2 in
  • BMW M3 width74.3 in

Which is bigger?

  • Length: BMW M3 is 7.2 in shorter (196.3 in vs 189.1 in)
  • Width: BMW M3 is 0.9 in narrower (75.2 in vs 74.3 in)
  • Height: BMW M3 is 1.5 in taller (55.0 in vs 56.5 in)
  • Wheelbase: Audi S7 has a 2.3 in longer wheelbase (114.8 in vs 112.5 in)
  • Curb weight: Audi S7 is 571 lb heavier (4,486 lb vs 3,915 lb)

Biggest size differences

  1. Curb weight: Audi S7 is 571 lb heavier (4,486 lb vs 3,915 lb)
  2. Length: BMW M3 is 7.2 in shorter (196.3 in vs 189.1 in)
  3. Height: BMW M3 is 1.5 in taller (55.0 in vs 56.5 in)
  4. Wheelbase: Audi S7 has a 2.3 in longer wheelbase (114.8 in vs 112.5 in)
  5. Width: BMW M3 is 0.9 in narrower (75.2 in vs 74.3 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 7.2 in Check garage fit for Audi S7 · garage fit for BMW M3
  • Narrower for tight parkingBMW M3 — BMW M3 is narrower by 0.9 in
  • Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)

Dimension comparison

SpecAudi S7BMW M3Difference
Length196.3 in189.1 in7.2 in
Width75.2 in74.3 in0.9 in
Height55.0 in56.5 in1.5 in
Wheelbase114.8 in112.5 in2.3 in
Ground clearance4.4 in——
Curb weight4,486 lb3,915 lb571 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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