Spec Sizes

Porsche Macan vs BMW X3 Dimensions & Size Comparison

Comparing 2018 catalog dimensions. Porsche Macan · BMW X3

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

Side view
  • Length184.3 in – 185.0 in
  • Height63.0 in – 63.9 in
  • Wheelbase110.5 in
  • Ground clearance7.5 in – 7.8 in
  • Curb weight3,902 lb – 4,244 lb
Front / width
  • Width76.1 in
  • BMW X3 width74.4 in – 74.7 in

Which is bigger?

  • Length: Porsche Macan is 1.3 in shorter (184.7 in vs 186.0 in)
  • Width: BMW X3 is 1.5 in narrower (76.1 in vs 74.6 in)
  • Height: BMW X3 is 2.5 in taller (63.5 in vs 66.0 in)
  • Wheelbase: BMW X3 has a 2.3 in longer wheelbase (110.5 in vs 112.8 in)
  • Ground clearance: BMW X3 has 0.3 in more ground clearance (7.7 in vs 8.0 in)
  • Curb weight: BMW X3 is 144 lb heavier (4,073 lb vs 4,217 lb)

Biggest size differences

  1. Ground clearance: BMW X3 has 0.3 in more ground clearance (7.7 in vs 8.0 in)
  2. Height: BMW X3 is 2.5 in taller (63.5 in vs 66.0 in)
  3. Curb weight: BMW X3 is 144 lb heavier (4,073 lb vs 4,217 lb)
  4. Width: BMW X3 is 1.5 in narrower (76.1 in vs 74.6 in)
  5. Wheelbase: BMW X3 has a 2.3 in longer wheelbase (110.5 in vs 112.8 in)

Practical verdicts

  • Easier to fit in a short garagePorsche Macan — Porsche Macan is shorter by 1.3 in Check garage fit for Porsche Macan · garage fit for BMW X3
  • Narrower for tight parkingBMW X3 — BMW X3 is narrower by 1.5 in
  • More ground clearanceBMW X3 — BMW X3 has 0.3 in more clearance
  • Smaller exterior footprintBMW X3 — Based on length × width (BMW X3)

Dimension comparison

SpecPorsche MacanBMW X3Difference
Length184.7 in186.0 in1.3 in
Width76.1 in74.6 in1.5 in
Height63.5 in66.0 in2.5 in
Wheelbase110.5 in112.8 in2.3 in
Ground clearance7.7 in8.0 in0.3 in
Curb weight4,073 lb4,217 lb144 lb

Values use trim midpoints when a model year lists a range (e.g. length 184.3 in – 185.0 in).

Compare by year

Overlapping model years with dimension data.

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