Spec Sizes

GMC Acadia vs Toyota Sienna Dimensions & Size Comparison

Comparing 2019 catalog dimensions. GMC Acadia · Toyota Sienna

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
  • Toyota Sienna width78.1 in

Which is bigger?

  • Length: GMC Acadia is 6.6 in shorter (193.6 in vs 200.2 in)
  • Width: GMC Acadia is 2.7 in narrower (75.4 in vs 78.1 in)
  • Height: Toyota Sienna is 4.1 in taller (66.0 in vs 70.1 in)
  • Wheelbase: Toyota Sienna has a 6.8 in longer wheelbase (112.5 in vs 119.3 in)
  • Ground clearance: GMC Acadia has 0.8 in more ground clearance (7.2 in vs 6.4 in)
  • Curb weight: Toyota Sienna is 634 lb heavier (3,956 lb vs 4,590 lb)

Biggest size differences

  1. Curb weight: Toyota Sienna is 634 lb heavier (3,956 lb vs 4,590 lb)
  2. Ground clearance: GMC Acadia has 0.8 in more ground clearance (7.2 in vs 6.4 in)
  3. Height: Toyota Sienna is 4.1 in taller (66.0 in vs 70.1 in)
  4. Wheelbase: Toyota Sienna has a 6.8 in longer wheelbase (112.5 in vs 119.3 in)
  5. Width: GMC Acadia is 2.7 in narrower (75.4 in vs 78.1 in)

Practical verdicts

  • Easier to fit in a short garageGMC Acadia — GMC Acadia is shorter by 6.6 in Check garage fit for GMC Acadia · garage fit for Toyota Sienna
  • Narrower for tight parkingGMC Acadia — GMC Acadia is narrower by 2.7 in
  • More ground clearanceGMC Acadia — GMC Acadia has 0.8 in more clearance
  • Smaller exterior footprintGMC Acadia — Based on length × width (GMC Acadia)

Dimension comparison

SpecGMC AcadiaToyota SiennaDifference
Length193.6 in200.2 in6.6 in
Width75.4 in78.1 in2.7 in
Height66.0 in70.1 in4.1 in
Wheelbase112.5 in119.3 in6.8 in
Ground clearance7.2 in6.4 in0.8 in
Curb weight3,956 lb4,590 lb634 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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