Spec Sizes

GMC Acadia vs Porsche Cayenne Dimensions & Size Comparison

Comparing 2019 catalog dimensions. GMC Acadia · Porsche Cayenne

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

Side view
  • Length193.6 in
  • Height66.0 in
  • Wheelbase112.5 in
  • Ground clearance7.2 in
  • Curb weight3,956 lb
Front / width
  • Width75.4 in
  • Porsche Cayenne width78.0 in

Which is bigger?

  • Length: GMC Acadia is 0.2 in shorter (193.6 in vs 193.8 in)
  • Width: GMC Acadia is 2.6 in narrower (75.4 in vs 78.0 in)
  • Height: Porsche Cayenne is 0.3 in taller (66.0 in vs 66.3 in)
  • Wheelbase: Porsche Cayenne has a 1.4 in longer wheelbase (112.5 in vs 113.9 in)
  • Ground clearance: GMC Acadia has 0.6 in more ground clearance (7.2 in vs 6.6 in)
  • Curb weight: Porsche Cayenne is 630 lb heavier (3,956 lb vs 4,586 lb)

Biggest size differences

  1. Curb weight: Porsche Cayenne is 630 lb heavier (3,956 lb vs 4,586 lb)
  2. Ground clearance: GMC Acadia has 0.6 in more ground clearance (7.2 in vs 6.6 in)
  3. Width: GMC Acadia is 2.6 in narrower (75.4 in vs 78.0 in)
  4. Wheelbase: Porsche Cayenne has a 1.4 in longer wheelbase (112.5 in vs 113.9 in)
  5. Height: Porsche Cayenne is 0.3 in taller (66.0 in vs 66.3 in)

Practical verdicts

  • Easier to fit in a short garageGMC Acadia — GMC Acadia is shorter by 0.2 in Check garage fit for GMC Acadia · garage fit for Porsche Cayenne
  • Narrower for tight parkingGMC Acadia — GMC Acadia is narrower by 2.6 in
  • More ground clearanceGMC Acadia — GMC Acadia has 0.6 in more clearance
  • Smaller exterior footprintGMC Acadia — Based on length × width (GMC Acadia)

Dimension comparison

SpecGMC AcadiaPorsche CayenneDifference
Length193.6 in193.8 in0.2 in
Width75.4 in78.0 in2.6 in
Height66.0 in66.3 in0.3 in
Wheelbase112.5 in113.9 in1.4 in
Ground clearance7.2 in6.6 in0.6 in
Curb weight3,956 lb4,586 lb630 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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