Spec Sizes

GMC Sierra 2500HD vs RAM 2500 Dimensions & Size Comparison

Comparing 2015 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
  • Length224.4 in – 258.4 in
  • Height77.8 in – 78.3 in
  • Wheelbase133.6 in – 167.7 in
  • Ground clearance8.8 in – 9.7 in
  • Curb weight5,717 lb – 6,689 lb
Front / width
  • Width80.1 in – 80.5 in
  • RAM 2500 width79.5 in

Which is bigger?

  • Length: GMC Sierra 2500HD is 7.0 in shorter (241.4 in vs 248.4 in)
  • Width: RAM 2500 is 0.8 in narrower (80.3 in vs 79.5 in)
  • Height: GMC Sierra 2500HD is 1.9 in taller (78.0 in vs 76.2 in)
  • Wheelbase: RAM 2500 has a 9.9 in longer wheelbase (150.6 in vs 160.5 in)
  • Ground clearance: GMC Sierra 2500HD has 1.4 in more ground clearance (9.3 in vs 7.8 in)
  • Curb weight: RAM 2500 is 773 lb heavier (6,203 lb vs 6,976 lb)

Biggest size differences

  1. Ground clearance: GMC Sierra 2500HD has 1.4 in more ground clearance (9.3 in vs 7.8 in)
  2. Curb weight: RAM 2500 is 773 lb heavier (6,203 lb vs 6,976 lb)
  3. Wheelbase: RAM 2500 has a 9.9 in longer wheelbase (150.6 in vs 160.5 in)
  4. Length: GMC Sierra 2500HD is 7.0 in shorter (241.4 in vs 248.4 in)
  5. Height: GMC Sierra 2500HD is 1.9 in taller (78.0 in vs 76.2 in)

Practical verdicts

  • Easier to fit in a short garageGMC Sierra 2500HD — GMC Sierra 2500HD is shorter by 7.0 in Check garage fit for GMC Sierra 2500HD · garage fit for RAM 2500
  • Narrower for tight parkingRAM 2500 — RAM 2500 is narrower by 0.8 in
  • More ground clearanceGMC Sierra 2500HD — GMC Sierra 2500HD has 1.4 in more clearance
  • Smaller exterior footprintGMC Sierra 2500HD — Based on length × width (GMC Sierra 2500HD)

Dimension comparison

SpecGMC Sierra 2500HDRAM 2500Difference
Length241.4 in248.4 in7.0 in
Width80.3 in79.5 in0.8 in
Height78.0 in76.2 in1.9 in
Wheelbase150.6 in160.5 in9.9 in
Ground clearance9.3 in7.8 in1.4 in
Curb weight6,203 lb6,976 lb773 lb

Values use trim midpoints when a model year lists a range (e.g. length 224.4 in – 258.4 in).

Compare by year

Overlapping model years with dimension data.

Already own one of these cars?

Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.

Related comparisons