Spec Sizes

Buick Regal vs Nissan Altima Dimensions & Size Comparison

Comparing 2003 catalog dimensions. Buick Regal · Nissan Altima

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

Side view
  • Length196.2 in
  • Height56.6 in
  • Wheelbase109.0 in
  • Curb weight3,461 lb – 3,538 lb
Front / width
  • Width72.7 in
  • Nissan Altima width70.4 in

Which is bigger?

  • Length: Nissan Altima is 4.7 in shorter (196.2 in vs 191.5 in)
  • Width: Nissan Altima is 2.3 in narrower (72.7 in vs 70.4 in)
  • Height: Nissan Altima is 1.3 in taller (56.6 in vs 57.9 in)
  • Wheelbase: Nissan Altima has a 1.2 in longer wheelbase (109.0 in vs 110.2 in)
  • Curb weight: Buick Regal is 401 lb heavier (3,500 lb vs 3,099 lb)

Biggest size differences

  1. Curb weight: Buick Regal is 401 lb heavier (3,500 lb vs 3,099 lb)
  2. Width: Nissan Altima is 2.3 in narrower (72.7 in vs 70.4 in)
  3. Length: Nissan Altima is 4.7 in shorter (196.2 in vs 191.5 in)
  4. Height: Nissan Altima is 1.3 in taller (56.6 in vs 57.9 in)
  5. Wheelbase: Nissan Altima has a 1.2 in longer wheelbase (109.0 in vs 110.2 in)

Practical verdicts

  • Easier to fit in a short garageNissan Altima — Nissan Altima is shorter by 4.7 in Check garage fit for Buick Regal · garage fit for Nissan Altima
  • Narrower for tight parkingNissan Altima — Nissan Altima is narrower by 2.3 in
  • Smaller exterior footprintNissan Altima — Based on length × width (Nissan Altima)

Dimension comparison

SpecBuick RegalNissan AltimaDifference
Length196.2 in191.5 in4.7 in
Width72.7 in70.4 in2.3 in
Height56.6 in57.9 in1.3 in
Wheelbase109.0 in110.2 in1.2 in
Curb weight3,500 lb3,099 lb401 lb

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

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.