Spec Sizes

Nissan Altima vs Audi A6 Dimensions & Size Comparison

Comparing 2008 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 weight3,055 lb – 3,334 lb
Front / width
  • Width70.7 in
  • Audi A6 width79.2 in

Which is bigger?

  • Length: Nissan Altima is 7.7 in shorter (186.2 in vs 193.8 in)
  • Width: Nissan Altima is 8.5 in narrower (70.7 in vs 79.2 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 846 lb heavier (3,195 lb vs 4,040 lb)

Biggest size differences

  1. Curb weight: Audi A6 is 846 lb heavier (3,195 lb vs 4,040 lb)
  2. Width: Nissan Altima is 8.5 in narrower (70.7 in vs 79.2 in)
  3. Wheelbase: Audi A6 has a 4.6 in longer wheelbase (107.3 in vs 111.9 in)
  4. Length: Nissan Altima is 7.7 in shorter (186.2 in vs 193.8 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 8.5 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 in79.2 in8.5 in
Height56.6 in57.8 in1.2 in
Wheelbase107.3 in111.9 in4.6 in
Ground clearance—5.4 in—
Curb weight3,195 lb4,040 lb846 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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