Spec Sizes

GMC Sierra 1500 vs Chevrolet Silverado 1500 Dimensions & Size Comparison

Comparing 2018 vs 2023 catalog dimensions. GMC Sierra 1500 · Chevrolet Silverado 1500

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

Side view
  • Length205.6 in – 239.0 in
  • Height73.5 in – 74.2 in
  • Wheelbase119.0 in – 153.0 in
  • Ground clearance8.2 in – 8.9 in
  • Curb weight4,515 lb – 5,461 lb
Front / width
  • Width80.0 in
  • Chevrolet Silverado 1500 width81.1 in – 81.2 in

Which is bigger?

  • Length: GMC Sierra 1500 is 4.4 in shorter (222.3 in vs 226.7 in)
  • Width: GMC Sierra 1500 is 1.2 in narrower (80.0 in vs 81.2 in)
  • Height: Chevrolet Silverado 1500 is 3.2 in taller (73.8 in vs 77.1 in)
  • Wheelbase: Chevrolet Silverado 1500 has a 5.8 in longer wheelbase (136.0 in vs 141.8 in)
  • Ground clearance: Chevrolet Silverado 1500 has 0.9 in more ground clearance (8.6 in vs 9.5 in)
  • Curb weight: Chevrolet Silverado 1500 is 22 lb heavier (4,988 lb vs 5,010 lb)

Biggest size differences

  1. Ground clearance: Chevrolet Silverado 1500 has 0.9 in more ground clearance (8.6 in vs 9.5 in)
  2. Height: Chevrolet Silverado 1500 is 3.2 in taller (73.8 in vs 77.1 in)
  3. Wheelbase: Chevrolet Silverado 1500 has a 5.8 in longer wheelbase (136.0 in vs 141.8 in)
  4. Length: GMC Sierra 1500 is 4.4 in shorter (222.3 in vs 226.7 in)
  5. Width: GMC Sierra 1500 is 1.2 in narrower (80.0 in vs 81.2 in)

Practical verdicts

  • Easier to fit in a short garageGMC Sierra 1500 — GMC Sierra 1500 is shorter by 4.4 in Check garage fit for GMC Sierra 1500 · garage fit for Chevrolet Silverado 1500
  • Narrower for tight parkingGMC Sierra 1500 — GMC Sierra 1500 is narrower by 1.2 in
  • More ground clearanceChevrolet Silverado 1500 — Chevrolet Silverado 1500 has 0.9 in more clearance
  • Smaller exterior footprintGMC Sierra 1500 — Based on length × width (GMC Sierra 1500)

Dimension comparison

SpecGMC Sierra 1500Chevrolet Silverado 1500Difference
Length222.3 in226.7 in4.4 in
Width80.0 in81.2 in1.2 in
Height73.8 in77.1 in3.2 in
Wheelbase136.0 in141.8 in5.8 in
Ground clearance8.6 in9.5 in0.9 in
Curb weight4,988 lb5,010 lb22 lb

Values use trim midpoints when a model year lists a range (e.g. length 205.6 in – 239.0 in).

Compare by year

Overlapping model years with dimension data.

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