Spec Sizes

Ford Mustang vs Porsche 911 Dimensions & Size Comparison

Comparing 2021 catalog dimensions. Ford Mustang · Porsche 911

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

Side view
  • Length188.3 in
  • Height54.4 in – 54.9 in
  • Wheelbase107.1 in
  • Curb weight24 lb – 3,825 lb
Front / width
  • Width75.4 in
  • Porsche 911 width72.9 in – 74.9 in

Which is bigger?

  • Length: Porsche 911 is 10.1 in shorter (188.3 in vs 178.3 in)
  • Width: Porsche 911 is 1.5 in narrower (75.4 in vs 73.9 in)
  • Height: Ford Mustang is 3.4 in taller (54.6 in vs 51.2 in)
  • Wheelbase: Ford Mustang has a 10.6 in longer wheelbase (107.1 in vs 96.5 in)
  • Curb weight: Porsche 911 is 1,648 lb heavier (1,925 lb vs 3,572 lb)

Biggest size differences

  1. Curb weight: Porsche 911 is 1,648 lb heavier (1,925 lb vs 3,572 lb)
  2. Wheelbase: Ford Mustang has a 10.6 in longer wheelbase (107.1 in vs 96.5 in)
  3. Height: Ford Mustang is 3.4 in taller (54.6 in vs 51.2 in)
  4. Length: Porsche 911 is 10.1 in shorter (188.3 in vs 178.3 in)
  5. Width: Porsche 911 is 1.5 in narrower (75.4 in vs 73.9 in)

Practical verdicts

  • Easier to fit in a short garagePorsche 911 — Porsche 911 is shorter by 10.1 in Check garage fit for Ford Mustang · garage fit for Porsche 911
  • Narrower for tight parkingPorsche 911 — Porsche 911 is narrower by 1.5 in
  • Smaller exterior footprintPorsche 911 — Based on length × width (Porsche 911)

Dimension comparison

SpecFord MustangPorsche 911Difference
Length188.3 in178.3 in10.1 in
Width75.4 in73.9 in1.5 in
Height54.6 in51.2 in3.4 in
Wheelbase107.1 in96.5 in10.6 in
Curb weight1,925 lb3,572 lb1,648 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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