Spec Sizes

GMC Sierra 2500HD vs RAM 2500 Dimensions & Size Comparison

Comparing 2012 catalog dimensions. GMC Sierra 2500HD · RAM 2500

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
  • RAM 2500 width79.4 in – 79.5 in

Which is bigger?

  • Length: GMC Sierra 2500HD is 2.8 in shorter (242.1 in vs 244.9 in)
  • Width: RAM 2500 is 0.5 in narrower (80.0 in vs 79.5 in)
  • Height: GMC Sierra 2500HD is 1.0 in taller (77.9 in vs 76.9 in)
  • Wheelbase: RAM 2500 has a 4.1 in longer wheelbase (150.7 in vs 154.8 in)
  • Ground clearance: RAM 2500 has 1.1 in more ground clearance (9.8 in vs 10.9 in)
  • Curb weight: RAM 2500 is 32 lb heavier (6,116 lb vs 6,148 lb)

Biggest size differences

  1. Ground clearance: RAM 2500 has 1.1 in more ground clearance (9.8 in vs 10.9 in)
  2. Wheelbase: RAM 2500 has a 4.1 in longer wheelbase (150.7 in vs 154.8 in)
  3. Height: GMC Sierra 2500HD is 1.0 in taller (77.9 in vs 76.9 in)
  4. Length: GMC Sierra 2500HD is 2.8 in shorter (242.1 in vs 244.9 in)
  5. Width: RAM 2500 is 0.5 in narrower (80.0 in vs 79.5 in)

Practical verdicts

  • Easier to fit in a short garageGMC Sierra 2500HD — GMC Sierra 2500HD is shorter by 2.8 in Check garage fit for GMC Sierra 2500HD · garage fit for RAM 2500
  • Narrower for tight parkingRAM 2500 — RAM 2500 is narrower by 0.5 in
  • More ground clearanceRAM 2500 — RAM 2500 has 1.1 in more clearance

Dimension comparison

SpecGMC Sierra 2500HDRAM 2500Difference
Length242.1 in244.9 in2.8 in
Width80.0 in79.5 in0.5 in
Height77.9 in76.9 in1.0 in
Wheelbase150.7 in154.8 in4.1 in
Ground clearance9.8 in10.9 in1.1 in
Curb weight6,116 lb6,148 lb32 lb

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

Compare by year

Overlapping model years with dimension data.

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