Spec Sizes

Audi A4 vs Nissan Altima Dimensions & Size Comparison

Comparing 1999 catalog dimensions. Audi A4 · Nissan Altima

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

Side view
  • Length176.7 in – 178.0 in
  • Height55.8 in – 56.7 in
  • Wheelbase102.6 in – 103.0 in
  • Curb weight2,987 lb – 3,494 lb
Front / width
  • Width68.2 in
  • Nissan Altima width69.1 in

Which is bigger?

  • Length: Audi A4 is 6.2 in shorter (177.3 in vs 183.5 in)
  • Width: Audi A4 is 0.9 in narrower (68.2 in vs 69.1 in)
  • Height: Audi A4 is 0.4 in taller (56.3 in vs 55.9 in)
  • Wheelbase: Nissan Altima has a 0.3 in longer wheelbase (102.8 in vs 103.1 in)
  • Curb weight: Audi A4 is 305 lb heavier (3,241 lb vs 2,936 lb)

Biggest size differences

  1. Curb weight: Audi A4 is 305 lb heavier (3,241 lb vs 2,936 lb)
  2. Length: Audi A4 is 6.2 in shorter (177.3 in vs 183.5 in)
  3. Width: Audi A4 is 0.9 in narrower (68.2 in vs 69.1 in)
  4. Height: Audi A4 is 0.4 in taller (56.3 in vs 55.9 in)
  5. Wheelbase: Nissan Altima has a 0.3 in longer wheelbase (102.8 in vs 103.1 in)

Practical verdicts

  • Easier to fit in a short garageAudi A4 — Audi A4 is shorter by 6.2 in Check garage fit for Audi A4 · garage fit for Nissan Altima
  • Narrower for tight parkingAudi A4 — Audi A4 is narrower by 0.9 in
  • Smaller exterior footprintAudi A4 — Based on length × width (Audi A4)

Dimension comparison

SpecAudi A4Nissan AltimaDifference
Length177.3 in183.5 in6.2 in
Width68.2 in69.1 in0.9 in
Height56.3 in55.9 in0.4 in
Wheelbase102.8 in103.1 in0.3 in
Curb weight3,241 lb2,936 lb305 lb

Values use trim midpoints when a model year lists a range (e.g. length 176.7 in – 178.0 in).

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.