Spec Sizes

Acura RDX vs GMC Terrain Dimensions & Size Comparison

Comparing 2018 catalog dimensions. Acura RDX · GMC Terrain

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

Side view
  • Length184.4 in
  • Height65.0 in
  • Wheelbase105.7 in
  • Ground clearance8.1 in
  • Curb weight3,737 lb – 3,946 lb
Front / width
  • Width73.7 in
  • GMC Terrain width72.4 in

Which is bigger?

  • Length: GMC Terrain is 2.1 in shorter (184.4 in vs 182.3 in)
  • Width: GMC Terrain is 1.3 in narrower (73.7 in vs 72.4 in)
  • Height: GMC Terrain is 0.4 in taller (65.0 in vs 65.4 in)
  • Wheelbase: GMC Terrain has a 1.6 in longer wheelbase (105.7 in vs 107.3 in)
  • Ground clearance: Acura RDX has 0.7 in more ground clearance (8.1 in vs 7.4 in)
  • Curb weight: Acura RDX is 197 lb heavier (3,842 lb vs 3,645 lb)

Biggest size differences

  1. Ground clearance: Acura RDX has 0.7 in more ground clearance (8.1 in vs 7.4 in)
  2. Curb weight: Acura RDX is 197 lb heavier (3,842 lb vs 3,645 lb)
  3. Width: GMC Terrain is 1.3 in narrower (73.7 in vs 72.4 in)
  4. Wheelbase: GMC Terrain has a 1.6 in longer wheelbase (105.7 in vs 107.3 in)
  5. Length: GMC Terrain is 2.1 in shorter (184.4 in vs 182.3 in)

Practical verdicts

  • Easier to fit in a short garageGMC Terrain — GMC Terrain is shorter by 2.1 in Check garage fit for Acura RDX · garage fit for GMC Terrain
  • Narrower for tight parkingGMC Terrain — GMC Terrain is narrower by 1.3 in
  • More ground clearanceAcura RDX — Acura RDX has 0.7 in more clearance
  • Smaller exterior footprintGMC Terrain — Based on length × width (GMC Terrain)

Dimension comparison

SpecAcura RDXGMC TerrainDifference
Length184.4 in182.3 in2.1 in
Width73.7 in72.4 in1.3 in
Height65.0 in65.4 in0.4 in
Wheelbase105.7 in107.3 in1.6 in
Ground clearance8.1 in7.4 in0.7 in
Curb weight3,842 lb3,645 lb197 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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