Spec Sizes

Porsche Cayenne vs GMC Acadia Dimensions & Size Comparison

Comparing 2017 vs 2022 catalog dimensions. Porsche Cayenne · GMC Acadia

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

Side view
  • Length191.1 in
  • Height67.0 in – 67.4 in
  • Wheelbase114.0 in
  • Ground clearance6.6 in – 8.5 in
  • Curb weight4,488 lb – 4,927 lb
Front / width
  • Width78.7 in
  • GMC Acadia width75.4 in

Which is bigger?

  • Length: Porsche Cayenne is 2.3 in shorter (191.1 in vs 193.4 in)
  • Width: GMC Acadia is 3.3 in narrower (78.7 in vs 75.4 in)
  • Height: Porsche Cayenne is 0.5 in taller (67.2 in vs 66.7 in)
  • Wheelbase: Porsche Cayenne has a 1.5 in longer wheelbase (114.0 in vs 112.5 in)
  • Ground clearance: Porsche Cayenne has 0.3 in more ground clearance (7.5 in vs 7.2 in)
  • Curb weight: Porsche Cayenne is 368 lb heavier (4,708 lb vs 4,340 lb)

Biggest size differences

  1. Curb weight: Porsche Cayenne is 368 lb heavier (4,708 lb vs 4,340 lb)
  2. Ground clearance: Porsche Cayenne has 0.3 in more ground clearance (7.5 in vs 7.2 in)
  3. Width: GMC Acadia is 3.3 in narrower (78.7 in vs 75.4 in)
  4. Wheelbase: Porsche Cayenne has a 1.5 in longer wheelbase (114.0 in vs 112.5 in)
  5. Length: Porsche Cayenne is 2.3 in shorter (191.1 in vs 193.4 in)

Practical verdicts

  • Easier to fit in a short garagePorsche Cayenne — Porsche Cayenne is shorter by 2.3 in Check garage fit for Porsche Cayenne · garage fit for GMC Acadia
  • Narrower for tight parkingGMC Acadia — GMC Acadia is narrower by 3.3 in
  • More ground clearancePorsche Cayenne — Porsche Cayenne has 0.3 in more clearance
  • Smaller exterior footprintGMC Acadia — Based on length × width (GMC Acadia)

Dimension comparison

SpecPorsche CayenneGMC AcadiaDifference
Length191.1 in193.4 in2.3 in
Width78.7 in75.4 in3.3 in
Height67.2 in66.7 in0.5 in
Wheelbase114.0 in112.5 in1.5 in
Ground clearance7.5 in7.2 in0.3 in
Curb weight4,708 lb4,340 lb368 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

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