Spec Sizes

GMC Sierra 2500HD vs RAM 1500 Dimensions & Size Comparison

Comparing 2012 catalog dimensions. GMC Sierra 2500HD · RAM 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
  • RAM 1500 width79.4 in

Which is bigger?

  • Length: RAM 1500 is 22.1 in shorter (242.1 in vs 220.0 in)
  • Width: RAM 1500 is 0.6 in narrower (80.0 in vs 79.4 in)
  • Height: GMC Sierra 2500HD is 3.1 in taller (77.9 in vs 74.8 in)
  • Wheelbase: GMC Sierra 2500HD has a 20.7 in longer wheelbase (150.7 in vs 130.0 in)
  • Ground clearance: GMC Sierra 2500HD has 0.7 in more ground clearance (9.8 in vs 9.1 in)
  • Curb weight: GMC Sierra 2500HD is 1,030 lb heavier (6,116 lb vs 5,086 lb)

Biggest size differences

  1. Curb weight: GMC Sierra 2500HD is 1,030 lb heavier (6,116 lb vs 5,086 lb)
  2. Wheelbase: GMC Sierra 2500HD has a 20.7 in longer wheelbase (150.7 in vs 130.0 in)
  3. Length: RAM 1500 is 22.1 in shorter (242.1 in vs 220.0 in)
  4. Ground clearance: GMC Sierra 2500HD has 0.7 in more ground clearance (9.8 in vs 9.1 in)
  5. Height: GMC Sierra 2500HD is 3.1 in taller (77.9 in vs 74.8 in)

Practical verdicts

  • Easier to fit in a short garageRAM 1500 — RAM 1500 is shorter by 22.1 in Check garage fit for GMC Sierra 2500HD · garage fit for RAM 1500
  • Narrower for tight parkingRAM 1500 — RAM 1500 is narrower by 0.6 in
  • More ground clearanceGMC Sierra 2500HD — GMC Sierra 2500HD has 0.7 in more clearance
  • Smaller exterior footprintRAM 1500 — Based on length × width (RAM 1500)

Dimension comparison

SpecGMC Sierra 2500HDRAM 1500Difference
Length242.1 in220.0 in22.1 in
Width80.0 in79.4 in0.6 in
Height77.9 in74.8 in3.1 in
Wheelbase150.7 in130.0 in20.7 in
Ground clearance9.8 in9.1 in0.7 in
Curb weight6,116 lb5,086 lb1,030 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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