Spec Sizes

Dodge Viper vs Porsche 911 Dimensions & Size Comparison

Comparing 2005 catalog dimensions. Dodge Viper · Porsche 911

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

Side view
  • Length175.6 in
  • Height47.6 in
  • Wheelbase98.8 in
  • Curb weight3,410 lb
Front / width
  • Width84.8 in
  • Porsche 911 width69.7 in – 72.1 in

Which is bigger?

  • Length: Porsche 911 is 0.5 in shorter (175.6 in vs 175.1 in)
  • Width: Porsche 911 is 13.9 in narrower (84.8 in vs 70.9 in)
  • Height: Porsche 911 is 3.3 in taller (47.6 in vs 50.9 in)
  • Wheelbase: Dodge Viper has a 6.2 in longer wheelbase (98.8 in vs 92.6 in)
  • Curb weight: Dodge Viper is 59 lb heavier (3,410 lb vs 3,351 lb)

Biggest size differences

  1. Width: Porsche 911 is 13.9 in narrower (84.8 in vs 70.9 in)
  2. Wheelbase: Dodge Viper has a 6.2 in longer wheelbase (98.8 in vs 92.6 in)
  3. Height: Porsche 911 is 3.3 in taller (47.6 in vs 50.9 in)
  4. Curb weight: Dodge Viper is 59 lb heavier (3,410 lb vs 3,351 lb)
  5. Length: Porsche 911 is 0.5 in shorter (175.6 in vs 175.1 in)

Practical verdicts

  • Easier to fit in a short garagePorsche 911 — Porsche 911 is shorter by 0.5 in Check garage fit for Dodge Viper · garage fit for Porsche 911
  • Narrower for tight parkingPorsche 911 — Porsche 911 is narrower by 13.9 in
  • Smaller exterior footprintPorsche 911 — Based on length × width (Porsche 911)

Dimension comparison

SpecDodge ViperPorsche 911Difference
Length175.6 in175.1 in0.5 in
Width84.8 in70.9 in13.9 in
Height47.6 in50.9 in3.3 in
Wheelbase98.8 in92.6 in6.2 in
Ground clearance—4.0 in—
Curb weight3,410 lb3,351 lb59 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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