Spec Sizes

GMC Sierra 1500 vs RAM 2500 Dimensions & Size Comparison

Comparing 2021 catalog dimensions. GMC Sierra 1500 · RAM 2500

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

Side view
  • Length229.6 in – 241.2 in
  • Height75.4 in – 78.3 in
  • Wheelbase139.6 in – 157.0 in
  • Ground clearance7.9 in – 10.9 in
  • Curb weight4,520 lb – 5,530 lb
Front / width
  • Width81.2 in
  • RAM 2500 width79.1 in – 79.5 in

Which is bigger?

  • Length: GMC Sierra 1500 is 11.0 in shorter (235.4 in vs 246.4 in)
  • Width: RAM 2500 is 1.9 in narrower (81.2 in vs 79.3 in)
  • Height: RAM 2500 is 2.6 in taller (76.8 in vs 79.5 in)
  • Wheelbase: RAM 2500 has a 6.4 in longer wheelbase (148.3 in vs 154.8 in)
  • Ground clearance: GMC Sierra 1500 has 1.5 in more ground clearance (9.4 in vs 7.9 in)
  • Curb weight: RAM 2500 is 1,685 lb heavier (5,025 lb vs 6,710 lb)

Biggest size differences

  1. Curb weight: RAM 2500 is 1,685 lb heavier (5,025 lb vs 6,710 lb)
  2. Ground clearance: GMC Sierra 1500 has 1.5 in more ground clearance (9.4 in vs 7.9 in)
  3. Length: GMC Sierra 1500 is 11.0 in shorter (235.4 in vs 246.4 in)
  4. Wheelbase: RAM 2500 has a 6.4 in longer wheelbase (148.3 in vs 154.8 in)
  5. Height: RAM 2500 is 2.6 in taller (76.8 in vs 79.5 in)

Practical verdicts

  • Easier to fit in a short garageGMC Sierra 1500 — GMC Sierra 1500 is shorter by 11.0 in Check garage fit for GMC Sierra 1500 · garage fit for RAM 2500
  • Narrower for tight parkingRAM 2500 — RAM 2500 is narrower by 1.9 in
  • More ground clearanceGMC Sierra 1500 — GMC Sierra 1500 has 1.5 in more clearance
  • Smaller exterior footprintGMC Sierra 1500 — Based on length × width (GMC Sierra 1500)

Dimension comparison

SpecGMC Sierra 1500RAM 2500Difference
Length235.4 in246.4 in11.0 in
Width81.2 in79.3 in1.9 in
Height76.8 in79.5 in2.6 in
Wheelbase148.3 in154.8 in6.4 in
Ground clearance9.4 in7.9 in1.5 in
Curb weight5,025 lb6,710 lb1,685 lb

Values use trim midpoints when a model year lists a range (e.g. length 229.6 in – 241.2 in).

Compare by year

Overlapping model years with dimension data.

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