Spec Sizes

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

Comparing 2012 catalog dimensions. GMC Sierra 2500HD · Chevrolet Silverado 1500

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

Side view
  • Length225.0 in – 259.1 in
  • Height77.5 in – 78.3 in
  • Wheelbase133.7 in – 167.7 in
  • Ground clearance9.8 in
  • Curb weight5,630 lb – 6,601 lb
Front / width
  • Width80.0 in
  • Chevrolet Silverado 1500 width79.9 in – 80.0 in

Which is bigger?

  • Length: Chevrolet Silverado 1500 is 14.7 in shorter (242.1 in vs 227.4 in)
  • Width: essentially the same
  • Height: GMC Sierra 2500HD is 4.2 in taller (77.9 in vs 73.7 in)
  • Wheelbase: GMC Sierra 2500HD has a 12.4 in longer wheelbase (150.7 in vs 138.3 in)
  • Ground clearance: Chevrolet Silverado 1500 has 2.8 in more ground clearance (9.8 in vs 12.6 in)
  • Curb weight: GMC Sierra 2500HD is 1,142 lb heavier (6,116 lb vs 4,974 lb)

Biggest size differences

  1. Curb weight: GMC Sierra 2500HD is 1,142 lb heavier (6,116 lb vs 4,974 lb)
  2. Ground clearance: Chevrolet Silverado 1500 has 2.8 in more ground clearance (9.8 in vs 12.6 in)
  3. Wheelbase: GMC Sierra 2500HD has a 12.4 in longer wheelbase (150.7 in vs 138.3 in)
  4. Length: Chevrolet Silverado 1500 is 14.7 in shorter (242.1 in vs 227.4 in)
  5. Height: GMC Sierra 2500HD is 4.2 in taller (77.9 in vs 73.7 in)

Practical verdicts

  • Easier to fit in a short garageChevrolet Silverado 1500 — Chevrolet Silverado 1500 is shorter by 14.7 in Check garage fit for GMC Sierra 2500HD · garage fit for Chevrolet Silverado 1500
  • More ground clearanceChevrolet Silverado 1500 — Chevrolet Silverado 1500 has 2.8 in more clearance
  • Smaller exterior footprintChevrolet Silverado 1500 — Based on length × width (Chevrolet Silverado 1500)

Dimension comparison

SpecGMC Sierra 2500HDChevrolet Silverado 1500Difference
Length242.1 in227.4 in14.7 in
Width80.0 in80.0 in0.0 in
Height77.9 in73.7 in4.2 in
Wheelbase150.7 in138.3 in12.4 in
Ground clearance9.8 in12.6 in2.8 in
Curb weight6,116 lb4,974 lb1,142 lb

Values use trim midpoints when a model year lists a range (e.g. length 225.0 in – 259.1 in).

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Overlapping model years with dimension data.

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