Spec Sizes

Porsche 911 vs Audi TT Dimensions & Size Comparison

Comparing 2014 catalog dimensions. Porsche 911 · Audi TT

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

Side view
  • Length176.8 in – 178.9 in
  • Height50.0 in – 51.3 in
  • Wheelbase96.5 in – 96.7 in
  • Ground clearance5.0 in
  • Curb weight3,042 lb – 3,538 lb
Front / width
  • Width71.2 in – 74.0 in
  • Audi TT width72.5 in

Which is bigger?

  • Length: Audi TT is 12.6 in shorter (177.9 in vs 165.3 in)
  • Width: Audi TT is 0.1 in narrower (72.6 in vs 72.5 in)
  • Height: Audi TT is 2.7 in taller (50.6 in vs 53.4 in)
  • Wheelbase: Audi TT has a 0.6 in longer wheelbase (96.6 in vs 97.2 in)
  • Ground clearance: Audi TT has 0.1 in more ground clearance (5.0 in vs 5.1 in)
  • Curb weight: Porsche 911 is 33 lb heavier (3,290 lb vs 3,258 lb)

Biggest size differences

  1. Length: Audi TT is 12.6 in shorter (177.9 in vs 165.3 in)
  2. Height: Audi TT is 2.7 in taller (50.6 in vs 53.4 in)
  3. Ground clearance: Audi TT has 0.1 in more ground clearance (5.0 in vs 5.1 in)
  4. Curb weight: Porsche 911 is 33 lb heavier (3,290 lb vs 3,258 lb)
  5. Wheelbase: Audi TT has a 0.6 in longer wheelbase (96.6 in vs 97.2 in)

Practical verdicts

  • Easier to fit in a short garageAudi TT — Audi TT is shorter by 12.6 in Check garage fit for Porsche 911 · garage fit for Audi TT
  • Narrower for tight parkingAudi TT — Audi TT is narrower by 0.1 in
  • More ground clearanceAudi TT — Audi TT has 0.1 in more clearance
  • Smaller exterior footprintAudi TT — Based on length × width (Audi TT)

Dimension comparison

SpecPorsche 911Audi TTDifference
Length177.9 in165.3 in12.6 in
Width72.6 in72.5 in0.1 in
Height50.6 in53.4 in2.7 in
Wheelbase96.6 in97.2 in0.6 in
Ground clearance5.0 in5.1 in0.1 in
Curb weight3,290 lb3,258 lb33 lb

Values use trim midpoints when a model year lists a range (e.g. length 176.8 in – 178.9 in).

Compare by year

Overlapping model years with dimension data.

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