Spec Sizes

GMC Sierra 1500 vs Chevrolet Silverado 3500HD Dimensions & Size Comparison

Comparing 2014 catalog dimensions. GMC Sierra 1500 · Chevrolet Silverado 3500HD

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

Side view
  • Length205.0 in – 239.6 in
  • Height73.5 in – 74.2 in
  • Wheelbase119.0 in – 153.5 in
  • Curb weight4,387 lb – 5,414 lb
Front / width
  • Width80.0 in
  • Chevrolet Silverado 3500HD width80.0 in – 95.9 in

Which is bigger?

  • Length: GMC Sierra 1500 is 19.8 in shorter (222.3 in vs 242.1 in)
  • Width: GMC Sierra 1500 is 8.0 in narrower (80.0 in vs 88.0 in)
  • Height: Chevrolet Silverado 3500HD is 3.8 in taller (73.8 in vs 77.7 in)
  • Wheelbase: Chevrolet Silverado 3500HD has a 14.4 in longer wheelbase (136.3 in vs 150.7 in)
  • Curb weight: Chevrolet Silverado 3500HD is 1,543 lb heavier (4,901 lb vs 6,443 lb)

Biggest size differences

  1. Curb weight: Chevrolet Silverado 3500HD is 1,543 lb heavier (4,901 lb vs 6,443 lb)
  2. Wheelbase: Chevrolet Silverado 3500HD has a 14.4 in longer wheelbase (136.3 in vs 150.7 in)
  3. Width: GMC Sierra 1500 is 8.0 in narrower (80.0 in vs 88.0 in)
  4. Length: GMC Sierra 1500 is 19.8 in shorter (222.3 in vs 242.1 in)
  5. Height: Chevrolet Silverado 3500HD is 3.8 in taller (73.8 in vs 77.7 in)

Practical verdicts

Dimension comparison

SpecGMC Sierra 1500Chevrolet Silverado 3500HDDifference
Length222.3 in242.1 in19.8 in
Width80.0 in88.0 in8.0 in
Height73.8 in77.7 in3.8 in
Wheelbase136.3 in150.7 in14.4 in
Ground clearance—9.8 in—
Curb weight4,901 lb6,443 lb1,543 lb

Values use trim midpoints when a model year lists a range (e.g. length 205.0 in – 239.6 in).

Compare by year

Overlapping model years with dimension data.

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