Spec Sizes

GMC Acadia vs Porsche Cayenne Dimensions & Size Comparison

Comparing 2009 catalog dimensions. GMC Acadia · Porsche Cayenne

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

Side view
  • Length200.7 in
  • Height72.8 in
  • Wheelbase118.9 in
  • Curb weight4,722 lb – 4,936 lb
Front / width
  • Width78.2 in
  • Porsche Cayenne width75.9 in

Which is bigger?

  • Length: Porsche Cayenne is 11.8 in shorter (200.7 in vs 188.9 in)
  • Width: Porsche Cayenne is 2.3 in narrower (78.2 in vs 75.9 in)
  • Height: GMC Acadia is 5.9 in taller (72.8 in vs 66.9 in)
  • Wheelbase: GMC Acadia has a 6.5 in longer wheelbase (118.9 in vs 112.4 in)
  • Curb weight: Porsche Cayenne is 148 lb heavier (4,829 lb vs 4,977 lb)

Biggest size differences

  1. Height: GMC Acadia is 5.9 in taller (72.8 in vs 66.9 in)
  2. Length: Porsche Cayenne is 11.8 in shorter (200.7 in vs 188.9 in)
  3. Wheelbase: GMC Acadia has a 6.5 in longer wheelbase (118.9 in vs 112.4 in)
  4. Width: Porsche Cayenne is 2.3 in narrower (78.2 in vs 75.9 in)
  5. Curb weight: Porsche Cayenne is 148 lb heavier (4,829 lb vs 4,977 lb)

Practical verdicts

  • Easier to fit in a short garagePorsche Cayenne — Porsche Cayenne is shorter by 11.8 in Check garage fit for GMC Acadia · garage fit for Porsche Cayenne
  • Narrower for tight parkingPorsche Cayenne — Porsche Cayenne is narrower by 2.3 in
  • Smaller exterior footprintPorsche Cayenne — Based on length × width (Porsche Cayenne)

Dimension comparison

SpecGMC AcadiaPorsche CayenneDifference
Length200.7 in188.9 in11.8 in
Width78.2 in75.9 in2.3 in
Height72.8 in66.9 in5.9 in
Wheelbase118.9 in112.4 in6.5 in
Ground clearance—9.6 in—
Curb weight4,829 lb4,977 lb148 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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