Spec Sizes

BMW M8 vs BMW M3 Dimensions & Size Comparison

Comparing 2022 catalog dimensions. BMW M8 · BMW M3

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

Side view
  • Length191.2 in
  • Height53.0 in
  • Wheelbase111.1 in
  • Ground clearance5.0 in
  • Curb weight4,295 lb – 4,560 lb
Front / width
  • Width74.9 in
  • BMW M3 width74.3 in

Which is bigger?

  • Length: BMW M3 is 2.1 in shorter (191.2 in vs 189.1 in)
  • Width: BMW M3 is 0.6 in narrower (74.9 in vs 74.3 in)
  • Height: BMW M3 is 3.5 in taller (53.0 in vs 56.5 in)
  • Wheelbase: BMW M3 has a 1.4 in longer wheelbase (111.1 in vs 112.5 in)
  • Curb weight: BMW M8 is 513 lb heavier (4,428 lb vs 3,915 lb)

Biggest size differences

  1. Curb weight: BMW M8 is 513 lb heavier (4,428 lb vs 3,915 lb)
  2. Height: BMW M3 is 3.5 in taller (53.0 in vs 56.5 in)
  3. Wheelbase: BMW M3 has a 1.4 in longer wheelbase (111.1 in vs 112.5 in)
  4. Length: BMW M3 is 2.1 in shorter (191.2 in vs 189.1 in)
  5. Width: BMW M3 is 0.6 in narrower (74.9 in vs 74.3 in)

Practical verdicts

  • Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 2.1 in Check garage fit for BMW M8 · garage fit for BMW M3
  • Narrower for tight parkingBMW M3 — BMW M3 is narrower by 0.6 in
  • Smaller exterior footprintBMW M3 — Based on length × width (BMW M3)

Dimension comparison

SpecBMW M8BMW M3Difference
Length191.2 in189.1 in2.1 in
Width74.9 in74.3 in0.6 in
Height53.0 in56.5 in3.5 in
Wheelbase111.1 in112.5 in1.4 in
Ground clearance5.0 in——
Curb weight4,428 lb3,915 lb513 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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