Spec Sizes

Porsche Macan vs BMW X3 Dimensions & Size Comparison

Comparing 2021 catalog dimensions. Porsche Macan · BMW X3

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

Side view
  • Length184.5 in – 184.9 in
  • Height63.0 in – 64.0 in
  • Wheelbase110.5 in
  • Ground clearance6.7 in – 7.4 in
  • Curb weight4,099 lb – 4,430 lb
Front / width
  • Width76.2 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 1.6 in narrower (76.2 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 0.1 in more ground clearance (7.1 in vs 7.2 in)
  • Curb weight: Porsche Macan is 141 lb heavier (4,265 lb vs 4,124 lb)

Biggest size differences

  1. Height: BMW X3 is 2.5 in taller (63.5 in vs 66.0 in)
  2. Curb weight: Porsche Macan is 141 lb heavier (4,265 lb vs 4,124 lb)
  3. Width: BMW X3 is 1.6 in narrower (76.2 in vs 74.6 in)
  4. Ground clearance: BMW X3 has 0.1 in more ground clearance (7.1 in vs 7.2 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 1.6 in
  • More ground clearanceBMW X3 — BMW X3 has 0.1 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
Width76.2 in74.6 in1.6 in
Height63.5 in66.0 in2.5 in
Wheelbase110.5 in112.8 in2.3 in
Ground clearance7.1 in7.2 in0.1 in
Curb weight4,265 lb4,124 lb141 lb

Values use trim midpoints when a model year lists a range (e.g. length 184.5 in – 184.9 in).

Compare by year

Overlapping model years with dimension data.

Already own one of these cars?

Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.