Spec Sizes

GMC Sierra 1500 vs GMC Sierra 2500HD Dimensions & Size Comparison

Comparing 2019 catalog dimensions. GMC Sierra 1500 · GMC Sierra 2500HD

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

Side view
  • Length229.6 in – 241.2 in
  • Height75.4 in – 75.6 in
  • Wheelbase139.6 in – 157.0 in
  • Ground clearance7.8 in – 10.9 in
  • Curb weight4,257 lb – 5,400 lb
Front / width
  • Width81.2 in
  • GMC Sierra 2500HD width80.1 in – 80.5 in

Which is bigger?

  • Length: GMC Sierra 1500 is 6.0 in shorter (235.4 in vs 241.4 in)
  • Width: GMC Sierra 2500HD is 0.9 in narrower (81.2 in vs 80.3 in)
  • Height: GMC Sierra 2500HD is 2.5 in taller (75.5 in vs 78.0 in)
  • Wheelbase: GMC Sierra 2500HD has a 2.3 in longer wheelbase (148.3 in vs 150.6 in)
  • Ground clearance: GMC Sierra 1500 has 0.1 in more ground clearance (9.3 in vs 9.3 in)
  • Curb weight: GMC Sierra 2500HD is 1,549 lb heavier (4,829 lb vs 6,377 lb)

Biggest size differences

  1. Curb weight: GMC Sierra 2500HD is 1,549 lb heavier (4,829 lb vs 6,377 lb)
  2. Height: GMC Sierra 2500HD is 2.5 in taller (75.5 in vs 78.0 in)
  3. Length: GMC Sierra 1500 is 6.0 in shorter (235.4 in vs 241.4 in)
  4. Wheelbase: GMC Sierra 2500HD has a 2.3 in longer wheelbase (148.3 in vs 150.6 in)
  5. Width: GMC Sierra 2500HD is 0.9 in narrower (81.2 in vs 80.3 in)

Practical verdicts

  • Easier to fit in a short garageGMC Sierra 1500 — GMC Sierra 1500 is shorter by 6.0 in Check garage fit for GMC Sierra 1500 · garage fit for GMC Sierra 2500HD
  • Narrower for tight parkingGMC Sierra 2500HD — GMC Sierra 2500HD is narrower by 0.9 in
  • More ground clearanceGMC Sierra 1500 — GMC Sierra 1500 has 0.1 in more clearance
  • Smaller exterior footprintGMC Sierra 1500 — Based on length × width (GMC Sierra 1500)

Dimension comparison

SpecGMC Sierra 1500GMC Sierra 2500HDDifference
Length235.4 in241.4 in6.0 in
Width81.2 in80.3 in0.9 in
Height75.5 in78.0 in2.5 in
Wheelbase148.3 in150.6 in2.3 in
Ground clearance9.3 in9.3 in0.1 in
Curb weight4,829 lb6,377 lb1,549 lb

Values use trim midpoints when a model year lists a range (e.g. length 229.6 in – 241.2 in).

Compare by year

Overlapping model years with dimension data.

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