Spec Sizes

Jeep Gladiator vs GMC Sierra 1500 Dimensions & Size Comparison

Comparing 2021 catalog dimensions. Jeep Gladiator · GMC Sierra 1500

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

Side view
  • Length218.0 in
  • Height75.0 in – 76.1 in
  • Wheelbase137.3 in
  • Ground clearance10.0 in – 11.6 in
  • Curb weight4,650 lb – 5,050 lb
Front / width
  • Width73.8 in
  • GMC Sierra 1500 width81.2 in

Which is bigger?

  • Length: Jeep Gladiator is 17.4 in shorter (218.0 in vs 235.4 in)
  • Width: Jeep Gladiator is 7.4 in narrower (73.8 in vs 81.2 in)
  • Height: GMC Sierra 1500 is 1.3 in taller (75.5 in vs 76.8 in)
  • Wheelbase: GMC Sierra 1500 has a 11.0 in longer wheelbase (137.3 in vs 148.3 in)
  • Ground clearance: Jeep Gladiator has 1.4 in more ground clearance (10.8 in vs 9.4 in)
  • Curb weight: GMC Sierra 1500 is 175 lb heavier (4,850 lb vs 5,025 lb)

Biggest size differences

  1. Ground clearance: Jeep Gladiator has 1.4 in more ground clearance (10.8 in vs 9.4 in)
  2. Width: Jeep Gladiator is 7.4 in narrower (73.8 in vs 81.2 in)
  3. Wheelbase: GMC Sierra 1500 has a 11.0 in longer wheelbase (137.3 in vs 148.3 in)
  4. Length: Jeep Gladiator is 17.4 in shorter (218.0 in vs 235.4 in)
  5. Curb weight: GMC Sierra 1500 is 175 lb heavier (4,850 lb vs 5,025 lb)

Practical verdicts

  • Easier to fit in a short garageJeep Gladiator — Jeep Gladiator is shorter by 17.4 in Check garage fit for Jeep Gladiator · garage fit for GMC Sierra 1500
  • Narrower for tight parkingJeep Gladiator — Jeep Gladiator is narrower by 7.4 in
  • More ground clearanceJeep Gladiator — Jeep Gladiator has 1.4 in more clearance
  • Smaller exterior footprintJeep Gladiator — Based on length × width (Jeep Gladiator)

Dimension comparison

SpecJeep GladiatorGMC Sierra 1500Difference
Length218.0 in235.4 in17.4 in
Width73.8 in81.2 in7.4 in
Height75.5 in76.8 in1.3 in
Wheelbase137.3 in148.3 in11.0 in
Ground clearance10.8 in9.4 in1.4 in
Curb weight4,850 lb5,025 lb175 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

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