Spec Sizes

GMC Terrain vs Acura RDX Dimensions & Size Comparison

Comparing 2018 catalog dimensions. GMC Terrain · Acura RDX

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

Side view
  • Length182.3 in
  • Height65.4 in
  • Wheelbase107.3 in
  • Ground clearance6.9 in – 7.9 in
  • Curb weight3,449 lb – 3,841 lb
Front / width
  • Width72.4 in
  • Acura RDX width73.7 in

Which is bigger?

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

Biggest size differences

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

Practical verdicts

  • Easier to fit in a short garageGMC Terrain — GMC Terrain is shorter by 2.1 in Check garage fit for GMC Terrain · garage fit for Acura RDX
  • 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

SpecGMC TerrainAcura RDXDifference
Length182.3 in184.4 in2.1 in
Width72.4 in73.7 in1.3 in
Height65.4 in65.0 in0.4 in
Wheelbase107.3 in105.7 in1.6 in
Ground clearance7.4 in8.1 in0.7 in
Curb weight3,645 lb3,842 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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