Spec Sizes

Porsche Cayenne vs Mazda CX-9 Dimensions & Size Comparison

Comparing 2020 catalog dimensions. Porsche Cayenne · Mazda CX-9

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

Side view
  • Length193.7 in – 194.0 in
  • Height65.9 in – 66.8 in
  • Wheelbase114.0 in
  • Ground clearance6.6 in
  • Curb weight4,582 lb – 5,056 lb
Front / width
  • Width78.1 in
  • Mazda CX-9 width77.5 in

Which is bigger?

  • Length: Porsche Cayenne is 5.6 in shorter (193.8 in vs 199.4 in)
  • Width: Mazda CX-9 is 0.6 in narrower (78.1 in vs 77.5 in)
  • Height: Mazda CX-9 is 1.3 in taller (66.3 in vs 67.6 in)
  • Wheelbase: Mazda CX-9 has a 1.3 in longer wheelbase (114.0 in vs 115.3 in)
  • Ground clearance: Mazda CX-9 has 2.2 in more ground clearance (6.6 in vs 8.8 in)
  • Curb weight: Porsche Cayenne is 513 lb heavier (4,819 lb vs 4,307 lb)

Biggest size differences

  1. Ground clearance: Mazda CX-9 has 2.2 in more ground clearance (6.6 in vs 8.8 in)
  2. Curb weight: Porsche Cayenne is 513 lb heavier (4,819 lb vs 4,307 lb)
  3. Length: Porsche Cayenne is 5.6 in shorter (193.8 in vs 199.4 in)
  4. Height: Mazda CX-9 is 1.3 in taller (66.3 in vs 67.6 in)
  5. Wheelbase: Mazda CX-9 has a 1.3 in longer wheelbase (114.0 in vs 115.3 in)

Practical verdicts

  • Easier to fit in a short garagePorsche Cayenne — Porsche Cayenne is shorter by 5.6 in Check garage fit for Porsche Cayenne · garage fit for Mazda CX-9
  • Narrower for tight parkingMazda CX-9 — Mazda CX-9 is narrower by 0.6 in
  • More ground clearanceMazda CX-9 — Mazda CX-9 has 2.2 in more clearance
  • Smaller exterior footprintPorsche Cayenne — Based on length × width (Porsche Cayenne)

Dimension comparison

SpecPorsche CayenneMazda CX-9Difference
Length193.8 in199.4 in5.6 in
Width78.1 in77.5 in0.6 in
Height66.3 in67.6 in1.3 in
Wheelbase114.0 in115.3 in1.3 in
Ground clearance6.6 in8.8 in2.2 in
Curb weight4,819 lb4,307 lb513 lb

Values use trim midpoints when a model year lists a range (e.g. length 193.7 in – 194.0 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.