Spec Sizes

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

Comparing 2003 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
  • Length222.1 in – 256.1 in
  • Height76.2 in
  • Wheelbase133.0 in – 167.0 in
  • Ground clearance12.1 in – 13.6 in
  • Curb weight5,153 lb – 6,056 lb
Front / width
  • Width79.7 in
  • Chevrolet Suburban 1500 width78.9 in

Which is bigger?

  • Length: Chevrolet Suburban 1500 is 19.8 in shorter (239.1 in vs 219.3 in)
  • Width: Chevrolet Suburban 1500 is 0.8 in narrower (79.7 in vs 78.9 in)
  • Height: GMC Sierra 2500HD is 1.7 in taller (76.2 in vs 74.5 in)
  • Wheelbase: GMC Sierra 2500HD has a 20.0 in longer wheelbase (150.0 in vs 130.0 in)
  • Curb weight: GMC Sierra 2500HD is 522 lb heavier (5,605 lb vs 5,083 lb)

Biggest size differences

  1. Wheelbase: GMC Sierra 2500HD has a 20.0 in longer wheelbase (150.0 in vs 130.0 in)
  2. Curb weight: GMC Sierra 2500HD is 522 lb heavier (5,605 lb vs 5,083 lb)
  3. Length: Chevrolet Suburban 1500 is 19.8 in shorter (239.1 in vs 219.3 in)
  4. Height: GMC Sierra 2500HD is 1.7 in taller (76.2 in vs 74.5 in)
  5. Width: Chevrolet Suburban 1500 is 0.8 in narrower (79.7 in vs 78.9 in)

Practical verdicts

  • Easier to fit in a short garageChevrolet Suburban 1500 — Chevrolet Suburban 1500 is shorter by 19.8 in Check garage fit for GMC Sierra 2500HD · garage fit for Chevrolet Suburban 1500
  • Narrower for tight parkingChevrolet Suburban 1500 — Chevrolet Suburban 1500 is narrower by 0.8 in
  • Smaller exterior footprintChevrolet Suburban 1500 — Based on length × width (Chevrolet Suburban 1500)

Dimension comparison

SpecGMC Sierra 2500HDChevrolet Suburban 1500Difference
Length239.1 in219.3 in19.8 in
Width79.7 in78.9 in0.8 in
Height76.2 in74.5 in1.7 in
Wheelbase150.0 in130.0 in20.0 in
Ground clearance12.8 in——
Curb weight5,605 lb5,083 lb522 lb

Values use trim midpoints when a model year lists a range (e.g. length 222.1 in – 256.1 in).

Compare by year

Overlapping model years with dimension data.

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