Spec Sizes

Nissan Altima vs Audi A6 Dimensions & Size Comparison

Comparing 2012 catalog dimensions. Nissan Altima · Audi A6

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

Side view
  • Length180.9 in – 190.7 in
  • Height55.9 in – 58.0 in
  • Wheelbase105.3 in – 109.3 in
  • Curb weight3,081 lb – 3,357 lb
Front / width
  • Width70.7 in
  • Audi A6 width73.8 in

Which is bigger?

  • Length: Nissan Altima is 8.1 in shorter (185.8 in vs 193.9 in)
  • Width: Nissan Altima is 3.1 in narrower (70.7 in vs 73.8 in)
  • Height: Audi A6 is 0.8 in taller (57.0 in vs 57.8 in)
  • Wheelbase: Audi A6 has a 7.4 in longer wheelbase (107.3 in vs 114.7 in)
  • Curb weight: Audi A6 is 645 lb heavier (3,219 lb vs 3,864 lb)

Biggest size differences

  1. Curb weight: Audi A6 is 645 lb heavier (3,219 lb vs 3,864 lb)
  2. Wheelbase: Audi A6 has a 7.4 in longer wheelbase (107.3 in vs 114.7 in)
  3. Width: Nissan Altima is 3.1 in narrower (70.7 in vs 73.8 in)
  4. Length: Nissan Altima is 8.1 in shorter (185.8 in vs 193.9 in)
  5. Height: Audi A6 is 0.8 in taller (57.0 in vs 57.8 in)

Practical verdicts

  • Easier to fit in a short garageNissan Altima — Nissan Altima is shorter by 8.1 in Check garage fit for Nissan Altima · garage fit for Audi A6
  • Narrower for tight parkingNissan Altima — Nissan Altima is narrower by 3.1 in
  • Smaller exterior footprintNissan Altima — Based on length × width (Nissan Altima)

Dimension comparison

SpecNissan AltimaAudi A6Difference
Length185.8 in193.9 in8.1 in
Width70.7 in73.8 in3.1 in
Height57.0 in57.8 in0.8 in
Wheelbase107.3 in114.7 in7.4 in
Ground clearance—5.0 in—
Curb weight3,219 lb3,864 lb645 lb

Values use trim midpoints when a model year lists a range (e.g. length 180.9 in – 190.7 in).

Compare by year

Overlapping model years with dimension data.

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