Spec Sizes

Nissan Altima vs Buick Regal Sportback Dimensions & Size Comparison

Comparing 2022 vs 2020 catalog dimensions. Nissan Altima · Buick Regal Sportback

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

Side view
  • Length192.9 in
  • Height56.7 in – 57.4 in
  • Wheelbase111.2 in
  • Ground clearance4.9 in – 5.4 in
  • Curb weight3,244 lb – 3,492 lb
Front / width
  • Width72.9 in
  • Buick Regal Sportback width73.3 in

Which is bigger?

  • Length: essentially the same
  • Width: Nissan Altima is 0.4 in narrower (72.9 in vs 73.3 in)
  • Height: Buick Regal Sportback is 0.3 in taller (57.0 in vs 57.3 in)
  • Wheelbase: Buick Regal Sportback has a 0.2 in longer wheelbase (111.2 in vs 111.4 in)
  • Curb weight: Buick Regal Sportback is 641 lb heavier (3,368 lb vs 4,009 lb)

Biggest size differences

  1. Curb weight: Buick Regal Sportback is 641 lb heavier (3,368 lb vs 4,009 lb)
  2. Width: Nissan Altima is 0.4 in narrower (72.9 in vs 73.3 in)
  3. Height: Buick Regal Sportback is 0.3 in taller (57.0 in vs 57.3 in)
  4. Wheelbase: Buick Regal Sportback has a 0.2 in longer wheelbase (111.2 in vs 111.4 in)

Practical verdicts

  • Narrower for tight parkingNissan Altima — Nissan Altima is narrower by 0.4 in

Dimension comparison

SpecNissan AltimaBuick Regal SportbackDifference
Length192.9 in192.9 in0.0 in
Width72.9 in73.3 in0.4 in
Height57.0 in57.3 in0.3 in
Wheelbase111.2 in111.4 in0.2 in
Ground clearance5.2 in——
Curb weight3,368 lb4,009 lb641 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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