Spec Sizes

Nissan Altima vs Audi A6 Dimensions & Size Comparison

Comparing 2009 catalog dimensions. Nissan Altima · Audi A6

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

Side view
  • Length182.5 in – 189.8 in
  • Height55.3 in – 57.9 in
  • Wheelbase105.3 in – 109.3 in
  • Curb weight3,076 lb – 3,407 lb
Front / width
  • Width70.7 in
  • Audi A6 width73.0 in

Which is bigger?

  • Length: Nissan Altima is 7.7 in shorter (186.2 in vs 193.8 in)
  • Width: Nissan Altima is 2.3 in narrower (70.7 in vs 73.0 in)
  • Height: Audi A6 is 1.2 in taller (56.6 in vs 57.8 in)
  • Wheelbase: Audi A6 has a 4.6 in longer wheelbase (107.3 in vs 111.9 in)
  • Curb weight: Audi A6 is 815 lb heavier (3,242 lb vs 4,057 lb)

Biggest size differences

  1. Curb weight: Audi A6 is 815 lb heavier (3,242 lb vs 4,057 lb)
  2. Wheelbase: Audi A6 has a 4.6 in longer wheelbase (107.3 in vs 111.9 in)
  3. Length: Nissan Altima is 7.7 in shorter (186.2 in vs 193.8 in)
  4. Width: Nissan Altima is 2.3 in narrower (70.7 in vs 73.0 in)
  5. Height: Audi A6 is 1.2 in taller (56.6 in vs 57.8 in)

Practical verdicts

  • Easier to fit in a short garageNissan Altima — Nissan Altima is shorter by 7.7 in Check garage fit for Nissan Altima · garage fit for Audi A6
  • 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

SpecNissan AltimaAudi A6Difference
Length186.2 in193.8 in7.7 in
Width70.7 in73.0 in2.3 in
Height56.6 in57.8 in1.2 in
Wheelbase107.3 in111.9 in4.6 in
Curb weight3,242 lb4,057 lb815 lb

Values use trim midpoints when a model year lists a range (e.g. length 182.5 in – 189.8 in).

Compare by year

Overlapping model years with dimension data.

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