Spec Sizes

GMC Acadia vs Porsche Cayenne Dimensions & Size Comparison

Comparing 2013 catalog dimensions. GMC Acadia · Porsche Cayenne

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

Side view
  • Length200.8 in
  • Height70.4 in
  • Wheelbase118.9 in
  • Curb weight4,656 lb – 4,850 lb
Front / width
  • Width78.9 in
  • Porsche Cayenne width76.3 in

Which is bigger?

  • Length: Porsche Cayenne is 10.0 in shorter (200.8 in vs 190.8 in)
  • Width: Porsche Cayenne is 2.6 in narrower (78.9 in vs 76.3 in)
  • Height: GMC Acadia is 3.2 in taller (70.4 in vs 67.2 in)
  • Wheelbase: GMC Acadia has a 4.9 in longer wheelbase (118.9 in vs 114.0 in)
  • Curb weight: GMC Acadia is 157 lb heavier (4,753 lb vs 4,597 lb)

Biggest size differences

  1. Length: Porsche Cayenne is 10.0 in shorter (200.8 in vs 190.8 in)
  2. Height: GMC Acadia is 3.2 in taller (70.4 in vs 67.2 in)
  3. Wheelbase: GMC Acadia has a 4.9 in longer wheelbase (118.9 in vs 114.0 in)
  4. Width: Porsche Cayenne is 2.6 in narrower (78.9 in vs 76.3 in)
  5. Curb weight: GMC Acadia is 157 lb heavier (4,753 lb vs 4,597 lb)

Practical verdicts

  • Easier to fit in a short garagePorsche Cayenne — Porsche Cayenne is shorter by 10.0 in Check garage fit for GMC Acadia · garage fit for Porsche Cayenne
  • Narrower for tight parkingPorsche Cayenne — Porsche Cayenne is narrower by 2.6 in
  • Smaller exterior footprintPorsche Cayenne — Based on length × width (Porsche Cayenne)

Dimension comparison

SpecGMC AcadiaPorsche CayenneDifference
Length200.8 in190.8 in10.0 in
Width78.9 in76.3 in2.6 in
Height70.4 in67.2 in3.2 in
Wheelbase118.9 in114.0 in4.9 in
Ground clearance—9.8 in—
Curb weight4,753 lb4,597 lb157 lb

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

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.