Spec Sizes

Acura RDX vs GMC Terrain Dimensions & Size Comparison

Comparing 2015 catalog dimensions. Acura RDX · GMC Terrain

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

Side view
  • Length183.5 in – 188.7 in
  • Height66.1 in – 68.7 in
  • Wheelbase105.7 in – 106.3 in
  • Ground clearance8.1 in
  • Curb weight3,717 lb – 4,471 lb
Front / width
  • Width73.7 in – 77.0 in
  • GMC Terrain width72.8 in

Which is bigger?

  • Length: GMC Terrain is 0.8 in shorter (186.1 in vs 185.3 in)
  • Width: GMC Terrain is 2.5 in narrower (75.3 in vs 72.8 in)
  • Height: Acura RDX is 1.1 in taller (67.4 in vs 66.3 in)
  • Wheelbase: GMC Terrain has a 6.5 in longer wheelbase (106.0 in vs 112.5 in)
  • Ground clearance: Acura RDX has 1.2 in more ground clearance (8.1 in vs 6.9 in)
  • Curb weight: Acura RDX is 143 lb heavier (4,094 lb vs 3,951 lb)

Biggest size differences

  1. Ground clearance: Acura RDX has 1.2 in more ground clearance (8.1 in vs 6.9 in)
  2. Wheelbase: GMC Terrain has a 6.5 in longer wheelbase (106.0 in vs 112.5 in)
  3. Curb weight: Acura RDX is 143 lb heavier (4,094 lb vs 3,951 lb)
  4. Width: GMC Terrain is 2.5 in narrower (75.3 in vs 72.8 in)
  5. Height: Acura RDX is 1.1 in taller (67.4 in vs 66.3 in)

Practical verdicts

  • Easier to fit in a short garageGMC Terrain — GMC Terrain is shorter by 0.8 in Check garage fit for Acura RDX · garage fit for GMC Terrain
  • Narrower for tight parkingGMC Terrain — GMC Terrain is narrower by 2.5 in
  • More ground clearanceAcura RDX — Acura RDX has 1.2 in more clearance
  • Smaller exterior footprintGMC Terrain — Based on length × width (GMC Terrain)

Dimension comparison

SpecAcura RDXGMC TerrainDifference
Length186.1 in185.3 in0.8 in
Width75.3 in72.8 in2.5 in
Height67.4 in66.3 in1.1 in
Wheelbase106.0 in112.5 in6.5 in
Ground clearance8.1 in6.9 in1.2 in
Curb weight4,094 lb3,951 lb143 lb

Values use trim midpoints when a model year lists a range (e.g. length 183.5 in – 188.7 in).

Compare by year

Overlapping model years with dimension data.

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