Spec Sizes

GMC Sierra 2500HD vs GMC Yukon XL Dimensions & Size Comparison

Comparing 2020 catalog dimensions. GMC Sierra 2500HD · GMC Yukon XL

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

Side view
  • Length235.5 in – 266.1 in
  • Height79.7 in – 80.0 in
  • Wheelbase141.6 in – 172.0 in
  • Ground clearance10.1 in – 10.2 in
  • Curb weight6,105 lb – 6,950 lb
Front / width
  • Width81.8 in
  • GMC Yukon XL width80.5 in

Which is bigger?

  • Length: GMC Yukon XL is 26.4 in shorter (250.8 in vs 224.4 in)
  • Width: GMC Yukon XL is 1.3 in narrower (81.8 in vs 80.5 in)
  • Height: GMC Sierra 2500HD is 5.4 in taller (79.8 in vs 74.4 in)
  • Wheelbase: GMC Sierra 2500HD has a 26.8 in longer wheelbase (156.8 in vs 130.0 in)
  • Ground clearance: GMC Sierra 2500HD has 2.2 in more ground clearance (10.1 in vs 7.9 in)
  • Curb weight: GMC Sierra 2500HD is 740 lb heavier (6,528 lb vs 5,788 lb)

Biggest size differences

  1. Ground clearance: GMC Sierra 2500HD has 2.2 in more ground clearance (10.1 in vs 7.9 in)
  2. Wheelbase: GMC Sierra 2500HD has a 26.8 in longer wheelbase (156.8 in vs 130.0 in)
  3. Curb weight: GMC Sierra 2500HD is 740 lb heavier (6,528 lb vs 5,788 lb)
  4. Length: GMC Yukon XL is 26.4 in shorter (250.8 in vs 224.4 in)
  5. Height: GMC Sierra 2500HD is 5.4 in taller (79.8 in vs 74.4 in)

Practical verdicts

  • Easier to fit in a short garageGMC Yukon XL — GMC Yukon XL is shorter by 26.4 in Check garage fit for GMC Sierra 2500HD · garage fit for GMC Yukon XL
  • Narrower for tight parkingGMC Yukon XL — GMC Yukon XL is narrower by 1.3 in
  • More ground clearanceGMC Sierra 2500HD — GMC Sierra 2500HD has 2.2 in more clearance
  • Smaller exterior footprintGMC Yukon XL — Based on length × width (GMC Yukon XL)

Dimension comparison

SpecGMC Sierra 2500HDGMC Yukon XLDifference
Length250.8 in224.4 in26.4 in
Width81.8 in80.5 in1.3 in
Height79.8 in74.4 in5.4 in
Wheelbase156.8 in130.0 in26.8 in
Ground clearance10.1 in7.9 in2.2 in
Curb weight6,528 lb5,788 lb740 lb

Values use trim midpoints when a model year lists a range (e.g. length 235.5 in – 266.1 in).

Compare by year

Overlapping model years with dimension data.

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