Spec Sizes

GMC Sierra 1500 vs Chevrolet Suburban 1500 Dimensions & Size Comparison

Comparing 1999 catalog dimensions. GMC Sierra 1500 · Chevrolet Suburban 1500

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

Side view
  • Length203.0 in – 246.4 in
  • Height70.6 in – 73.8 in
  • Wheelbase119.0 in – 157.5 in
  • Curb weight3,923 lb – 4,748 lb
Front / width
  • Width77.1 in – 78.5 in
  • Chevrolet Suburban 1500 width76.7 in

Which is bigger?

  • Length: Chevrolet Suburban 1500 is 5.2 in shorter (224.7 in vs 219.5 in)
  • Width: Chevrolet Suburban 1500 is 1.1 in narrower (77.8 in vs 76.7 in)
  • Height: GMC Sierra 1500 is 0.9 in taller (72.2 in vs 71.3 in)
  • Wheelbase: GMC Sierra 1500 has a 6.8 in longer wheelbase (138.3 in vs 131.5 in)
  • Curb weight: Chevrolet Suburban 1500 is 662 lb heavier (4,336 lb vs 4,998 lb)

Biggest size differences

  1. Curb weight: Chevrolet Suburban 1500 is 662 lb heavier (4,336 lb vs 4,998 lb)
  2. Wheelbase: GMC Sierra 1500 has a 6.8 in longer wheelbase (138.3 in vs 131.5 in)
  3. Length: Chevrolet Suburban 1500 is 5.2 in shorter (224.7 in vs 219.5 in)
  4. Width: Chevrolet Suburban 1500 is 1.1 in narrower (77.8 in vs 76.7 in)
  5. Height: GMC Sierra 1500 is 0.9 in taller (72.2 in vs 71.3 in)

Practical verdicts

  • Easier to fit in a short garageChevrolet Suburban 1500 — Chevrolet Suburban 1500 is shorter by 5.2 in Check garage fit for GMC Sierra 1500 · garage fit for Chevrolet Suburban 1500
  • Narrower for tight parkingChevrolet Suburban 1500 — Chevrolet Suburban 1500 is narrower by 1.1 in
  • Smaller exterior footprintChevrolet Suburban 1500 — Based on length × width (Chevrolet Suburban 1500)

Dimension comparison

SpecGMC Sierra 1500Chevrolet Suburban 1500Difference
Length224.7 in219.5 in5.2 in
Width77.8 in76.7 in1.1 in
Height72.2 in71.3 in0.9 in
Wheelbase138.3 in131.5 in6.8 in
Curb weight4,336 lb4,998 lb662 lb

Values use trim midpoints when a model year lists a range (e.g. length 203.0 in – 246.4 in).

Compare by year

Overlapping model years with dimension data.

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