Spec Sizes

Acura RDX vs GMC Terrain Dimensions & Size Comparison

Comparing 2021 catalog dimensions. Acura RDX · GMC Terrain

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

Side view
  • Length186.7 in
  • Height65.7 in
  • Wheelbase108.3 in
  • Ground clearance8.2 in
  • Curb weight3,783 lb – 4,068 lb
Front / width
  • Width74.8 in
  • GMC Terrain width72.4 in

Which is bigger?

  • Length: GMC Terrain is 4.4 in shorter (186.7 in vs 182.3 in)
  • Width: GMC Terrain is 2.4 in narrower (74.8 in vs 72.4 in)
  • Height: Acura RDX is 0.3 in taller (65.7 in vs 65.4 in)
  • Wheelbase: Acura RDX has a 1.0 in longer wheelbase (108.3 in vs 107.3 in)
  • Ground clearance: Acura RDX has 0.8 in more ground clearance (8.2 in vs 7.4 in)
  • Curb weight: Acura RDX is 372 lb heavier (3,926 lb vs 3,554 lb)

Biggest size differences

  1. Ground clearance: Acura RDX has 0.8 in more ground clearance (8.2 in vs 7.4 in)
  2. Curb weight: Acura RDX is 372 lb heavier (3,926 lb vs 3,554 lb)
  3. Width: GMC Terrain is 2.4 in narrower (74.8 in vs 72.4 in)
  4. Length: GMC Terrain is 4.4 in shorter (186.7 in vs 182.3 in)
  5. Wheelbase: Acura RDX has a 1.0 in longer wheelbase (108.3 in vs 107.3 in)

Practical verdicts

  • Easier to fit in a short garageGMC Terrain — GMC Terrain is shorter by 4.4 in Check garage fit for Acura RDX · garage fit for GMC Terrain
  • Narrower for tight parkingGMC Terrain — GMC Terrain is narrower by 2.4 in
  • More ground clearanceAcura RDX — Acura RDX has 0.8 in more clearance
  • Smaller exterior footprintGMC Terrain — Based on length × width (GMC Terrain)

Dimension comparison

SpecAcura RDXGMC TerrainDifference
Length186.7 in182.3 in4.4 in
Width74.8 in72.4 in2.4 in
Height65.7 in65.4 in0.3 in
Wheelbase108.3 in107.3 in1.0 in
Ground clearance8.2 in7.4 in0.8 in
Curb weight3,926 lb3,554 lb372 lb

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

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Overlapping model years with dimension data.

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