Spec Sizes

GMC Sierra 1500 vs GMC Yukon XL Dimensions & Size Comparison

Comparing 2018 catalog dimensions. GMC Sierra 1500 · GMC Yukon XL

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

Side view
  • Length205.6 in – 239.0 in
  • Height73.5 in – 74.2 in
  • Wheelbase119.0 in – 153.0 in
  • Ground clearance8.2 in – 8.9 in
  • Curb weight4,515 lb – 5,461 lb
Front / width
  • Width80.0 in
  • GMC Yukon XL width80.5 in

Which is bigger?

  • Length: GMC Sierra 1500 is 2.1 in shorter (222.3 in vs 224.4 in)
  • Width: GMC Sierra 1500 is 0.5 in narrower (80.0 in vs 80.5 in)
  • Height: GMC Yukon XL is 0.6 in taller (73.8 in vs 74.4 in)
  • Wheelbase: GMC Sierra 1500 has a 6.0 in longer wheelbase (136.0 in vs 130.0 in)
  • Ground clearance: GMC Sierra 1500 has 0.7 in more ground clearance (8.6 in vs 7.9 in)
  • Curb weight: GMC Yukon XL is 800 lb heavier (4,988 lb vs 5,788 lb)

Biggest size differences

  1. Curb weight: GMC Yukon XL is 800 lb heavier (4,988 lb vs 5,788 lb)
  2. Ground clearance: GMC Sierra 1500 has 0.7 in more ground clearance (8.6 in vs 7.9 in)
  3. Wheelbase: GMC Sierra 1500 has a 6.0 in longer wheelbase (136.0 in vs 130.0 in)
  4. Length: GMC Sierra 1500 is 2.1 in shorter (222.3 in vs 224.4 in)
  5. Height: GMC Yukon XL is 0.6 in taller (73.8 in vs 74.4 in)

Practical verdicts

  • Easier to fit in a short garageGMC Sierra 1500 — GMC Sierra 1500 is shorter by 2.1 in Check garage fit for GMC Sierra 1500 · garage fit for GMC Yukon XL
  • Narrower for tight parkingGMC Sierra 1500 — GMC Sierra 1500 is narrower by 0.5 in
  • More ground clearanceGMC Sierra 1500 — GMC Sierra 1500 has 0.7 in more clearance
  • Smaller exterior footprintGMC Sierra 1500 — Based on length × width (GMC Sierra 1500)

Dimension comparison

SpecGMC Sierra 1500GMC Yukon XLDifference
Length222.3 in224.4 in2.1 in
Width80.0 in80.5 in0.5 in
Height73.8 in74.4 in0.6 in
Wheelbase136.0 in130.0 in6.0 in
Ground clearance8.6 in7.9 in0.7 in
Curb weight4,988 lb5,788 lb800 lb

Values use trim midpoints when a model year lists a range (e.g. length 205.6 in – 239.0 in).

Compare by year

Overlapping model years with dimension data.

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