Spec Sizes

BMW X3 vs Porsche Macan Dimensions & Size Comparison

Comparing 2018 catalog dimensions. BMW X3 · Porsche Macan

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

Side view
  • Length185.9 in – 186.1 in
  • Height66.0 in
  • Wheelbase112.8 in
  • Ground clearance8.0 in
  • Curb weight4,156 lb – 4,277 lb
Front / width
  • Width74.4 in – 74.7 in
  • Porsche Macan width76.1 in

Which is bigger?

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

Biggest size differences

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

Practical verdicts

  • Easier to fit in a short garagePorsche Macan — Porsche Macan is shorter by 1.3 in Check garage fit for BMW X3 · garage fit for Porsche Macan
  • 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

SpecBMW X3Porsche MacanDifference
Length186.0 in184.7 in1.3 in
Width74.6 in76.1 in1.5 in
Height66.0 in63.5 in2.5 in
Wheelbase112.8 in110.5 in2.3 in
Ground clearance8.0 in7.7 in0.3 in
Curb weight4,217 lb4,073 lb144 lb

Values use trim midpoints when a model year lists a range (e.g. length 185.9 in – 186.1 in).

Compare by year

Overlapping model years with dimension data.

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