Spec Sizes

GMC Terrain vs BMW X3 Dimensions & Size Comparison

Comparing 2021 catalog dimensions. GMC Terrain · BMW X3

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 – 3,659 lb
Front / width
  • Width72.4 in
  • BMW X3 width74.4 in – 74.7 in

Which is bigger?

  • Length: GMC Terrain is 3.7 in shorter (182.3 in vs 186.0 in)
  • Width: GMC Terrain is 2.2 in narrower (72.4 in vs 74.6 in)
  • Height: BMW X3 is 0.6 in taller (65.4 in vs 66.0 in)
  • Wheelbase: BMW X3 has a 5.5 in longer wheelbase (107.3 in vs 112.8 in)
  • Ground clearance: GMC Terrain has 0.2 in more ground clearance (7.4 in vs 7.2 in)
  • Curb weight: BMW X3 is 570 lb heavier (3,554 lb vs 4,124 lb)

Biggest size differences

  1. Curb weight: BMW X3 is 570 lb heavier (3,554 lb vs 4,124 lb)
  2. Wheelbase: BMW X3 has a 5.5 in longer wheelbase (107.3 in vs 112.8 in)
  3. Width: GMC Terrain is 2.2 in narrower (72.4 in vs 74.6 in)
  4. Ground clearance: GMC Terrain has 0.2 in more ground clearance (7.4 in vs 7.2 in)
  5. Length: GMC Terrain is 3.7 in shorter (182.3 in vs 186.0 in)

Practical verdicts

  • Easier to fit in a short garageGMC Terrain — GMC Terrain is shorter by 3.7 in Check garage fit for GMC Terrain · garage fit for BMW X3
  • Narrower for tight parkingGMC Terrain — GMC Terrain is narrower by 2.2 in
  • More ground clearanceGMC Terrain — GMC Terrain has 0.2 in more clearance
  • Smaller exterior footprintGMC Terrain — Based on length × width (GMC Terrain)

Dimension comparison

SpecGMC TerrainBMW X3Difference
Length182.3 in186.0 in3.7 in
Width72.4 in74.6 in2.2 in
Height65.4 in66.0 in0.6 in
Wheelbase107.3 in112.8 in5.5 in
Ground clearance7.4 in7.2 in0.2 in
Curb weight3,554 lb4,124 lb570 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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