Nissan Altima vs Buick Regal TourX Dimensions & Size Comparison

Comparing 2020 catalog dimensions. Nissan Altima · Buick Regal TourX

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 weight3,212 lb – 3,462 lb
Front / width
  • Width72.9 in
  • Buick Regal TourX width73.3 in

Which is bigger?

  • Length: Nissan Altima is 3.4 in shorter (192.9 in vs 196.3 in)
  • Width: Nissan Altima is 0.4 in narrower (72.9 in vs 73.3 in)
  • Height: Buick Regal TourX is 1.4 in taller (57.0 in vs 58.4 in)
  • Wheelbase: Buick Regal TourX has a 0.2 in longer wheelbase (111.2 in vs 111.4 in)
  • Curb weight: Buick Regal TourX is 442 lb heavier (3,337 lb vs 3,779 lb)

Biggest size differences

  1. Curb weight: Buick Regal TourX is 442 lb heavier (3,337 lb vs 3,779 lb)
  2. Height: Buick Regal TourX is 1.4 in taller (57.0 in vs 58.4 in)
  3. Length: Nissan Altima is 3.4 in shorter (192.9 in vs 196.3 in)
  4. Width: Nissan Altima is 0.4 in narrower (72.9 in vs 73.3 in)
  5. Wheelbase: Buick Regal TourX has a 0.2 in longer wheelbase (111.2 in vs 111.4 in)

Practical verdicts

  • Easier to fit in a short garageNissan AltimaNissan Altima is shorter by 3.4 in Check garage fit for Nissan Altima · garage fit for Buick Regal TourX
  • Narrower for tight parkingNissan AltimaNissan Altima is narrower by 0.4 in
  • Smaller exterior footprintNissan AltimaBased on length × width (Nissan Altima)

Dimension comparison

SpecNissan AltimaBuick Regal TourXDifference
Length192.9 in196.3 in3.4 in
Width72.9 in73.3 in0.4 in
Height57.0 in58.4 in1.4 in
Wheelbase111.2 in111.4 in0.2 in
Ground clearance5.2 in
Curb weight3,337 lb3,779 lb442 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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