Spec Sizes

Infiniti Q50 vs BMW M3 Dimensions & Size Comparison

Comparing 2017 vs 2023 catalog dimensions. Infiniti Q50 · BMW M3

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

Side view
  • Length188.3 in – 189.1 in
  • Height56.8 in – 57.2 in
  • Wheelbase112.2 in
  • Ground clearance5.0 in – 5.1 in
  • Curb weight3,666 lb – 4,005 lb
Front / width
  • Width71.8 in
  • BMW M3 width74.3 in

Which is bigger?

  • Length: Infiniti Q50 is 0.4 in shorter (188.7 in vs 189.1 in)
  • Width: Infiniti Q50 is 2.5 in narrower (71.8 in vs 74.3 in)
  • Height: Infiniti Q50 is 0.5 in taller (57.0 in vs 56.5 in)
  • Wheelbase: BMW M3 has a 0.3 in longer wheelbase (112.2 in vs 112.5 in)
  • Curb weight: BMW M3 is 80 lb heavier (3,836 lb vs 3,915 lb)

Biggest size differences

  1. Width: Infiniti Q50 is 2.5 in narrower (71.8 in vs 74.3 in)
  2. Curb weight: BMW M3 is 80 lb heavier (3,836 lb vs 3,915 lb)
  3. Height: Infiniti Q50 is 0.5 in taller (57.0 in vs 56.5 in)
  4. Wheelbase: BMW M3 has a 0.3 in longer wheelbase (112.2 in vs 112.5 in)
  5. Length: Infiniti Q50 is 0.4 in shorter (188.7 in vs 189.1 in)

Practical verdicts

  • Easier to fit in a short garageInfiniti Q50 — Infiniti Q50 is shorter by 0.4 in Check garage fit for Infiniti Q50 · garage fit for BMW M3
  • Narrower for tight parkingInfiniti Q50 — Infiniti Q50 is narrower by 2.5 in
  • Smaller exterior footprintInfiniti Q50 — Based on length × width (Infiniti Q50)

Dimension comparison

SpecInfiniti Q50BMW M3Difference
Length188.7 in189.1 in0.4 in
Width71.8 in74.3 in2.5 in
Height57.0 in56.5 in0.5 in
Wheelbase112.2 in112.5 in0.3 in
Ground clearance5.0 in——
Curb weight3,836 lb3,915 lb80 lb

Values use trim midpoints when a model year lists a range (e.g. length 188.3 in – 189.1 in).

Compare by year

Overlapping model years with dimension data.

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