Spec Sizes

Nissan Altima vs Audi A6 Dimensions & Size Comparison

Comparing 1999 catalog dimensions. Nissan Altima · Audi A6

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

Side view
  • Length183.5 in
  • Height55.9 in
  • Wheelbase103.1 in
  • Curb weight2,859 lb – 3,012 lb
Front / width
  • Width69.1 in
  • Audi A6 width71.3 in

Which is bigger?

  • Length: Nissan Altima is 8.5 in shorter (183.5 in vs 192.0 in)
  • Width: Nissan Altima is 2.2 in narrower (69.1 in vs 71.3 in)
  • Height: Audi A6 is 1.8 in taller (55.9 in vs 57.7 in)
  • Wheelbase: Audi A6 has a 5.6 in longer wheelbase (103.1 in vs 108.7 in)
  • Curb weight: Audi A6 is 774 lb heavier (2,936 lb vs 3,709 lb)

Biggest size differences

  1. Curb weight: Audi A6 is 774 lb heavier (2,936 lb vs 3,709 lb)
  2. Wheelbase: Audi A6 has a 5.6 in longer wheelbase (103.1 in vs 108.7 in)
  3. Length: Nissan Altima is 8.5 in shorter (183.5 in vs 192.0 in)
  4. Height: Audi A6 is 1.8 in taller (55.9 in vs 57.7 in)
  5. Width: Nissan Altima is 2.2 in narrower (69.1 in vs 71.3 in)

Practical verdicts

  • Easier to fit in a short garageNissan Altima — Nissan Altima is shorter by 8.5 in Check garage fit for Nissan Altima · garage fit for Audi A6
  • Narrower for tight parkingNissan Altima — Nissan Altima is narrower by 2.2 in
  • Smaller exterior footprintNissan Altima — Based on length × width (Nissan Altima)

Dimension comparison

SpecNissan AltimaAudi A6Difference
Length183.5 in192.0 in8.5 in
Width69.1 in71.3 in2.2 in
Height55.9 in57.7 in1.8 in
Wheelbase103.1 in108.7 in5.6 in
Curb weight2,936 lb3,709 lb774 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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