Spec Sizes

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

Comparing 2015 catalog dimensions. GMC Sierra 2500HD · Chevrolet Suburban 1500

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

Side view
  • Length224.4 in – 258.4 in
  • Height77.8 in – 78.3 in
  • Wheelbase133.6 in – 167.7 in
  • Ground clearance8.8 in – 9.7 in
  • Curb weight5,717 lb – 6,689 lb
Front / width
  • Width80.1 in – 80.5 in
  • Chevrolet Suburban 1500 width80.5 in

Which is bigger?

  • Length: Chevrolet Suburban 1500 is 17.4 in shorter (241.4 in vs 224.0 in)
  • Width: GMC Sierra 2500HD is 0.2 in narrower (80.3 in vs 80.5 in)
  • Height: GMC Sierra 2500HD is 3.6 in taller (78.0 in vs 74.4 in)
  • Wheelbase: GMC Sierra 2500HD has a 20.6 in longer wheelbase (150.6 in vs 130.0 in)
  • Ground clearance: GMC Sierra 2500HD has 1.3 in more ground clearance (9.3 in vs 7.9 in)
  • Curb weight: GMC Sierra 2500HD is 543 lb heavier (6,203 lb vs 5,661 lb)

Biggest size differences

  1. Ground clearance: GMC Sierra 2500HD has 1.3 in more ground clearance (9.3 in vs 7.9 in)
  2. Wheelbase: GMC Sierra 2500HD has a 20.6 in longer wheelbase (150.6 in vs 130.0 in)
  3. Curb weight: GMC Sierra 2500HD is 543 lb heavier (6,203 lb vs 5,661 lb)
  4. Length: Chevrolet Suburban 1500 is 17.4 in shorter (241.4 in vs 224.0 in)
  5. Height: GMC Sierra 2500HD is 3.6 in taller (78.0 in vs 74.4 in)

Practical verdicts

  • Easier to fit in a short garageChevrolet Suburban 1500 — Chevrolet Suburban 1500 is shorter by 17.4 in Check garage fit for GMC Sierra 2500HD · garage fit for Chevrolet Suburban 1500
  • Narrower for tight parkingGMC Sierra 2500HD — GMC Sierra 2500HD is narrower by 0.2 in
  • More ground clearanceGMC Sierra 2500HD — GMC Sierra 2500HD has 1.3 in more clearance
  • Smaller exterior footprintChevrolet Suburban 1500 — Based on length × width (Chevrolet Suburban 1500)

Dimension comparison

SpecGMC Sierra 2500HDChevrolet Suburban 1500Difference
Length241.4 in224.0 in17.4 in
Width80.3 in80.5 in0.2 in
Height78.0 in74.4 in3.6 in
Wheelbase150.6 in130.0 in20.6 in
Ground clearance9.3 in7.9 in1.3 in
Curb weight6,203 lb5,661 lb543 lb

Values use trim midpoints when a model year lists a range (e.g. length 224.4 in – 258.4 in).

Compare by year

Overlapping model years with dimension data.

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