Spec Sizes

Dodge Viper vs Porsche 911 Dimensions & Size Comparison

Comparing 2017 catalog dimensions. Dodge Viper · Porsche 911

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

Side view
  • Length175.7 in
  • Height49.1 in
  • Wheelbase98.8 in
  • Ground clearance5.0 in
  • Curb weight3,374 lb – 3,415 lb
Front / width
  • Width76.4 in
  • Porsche 911 width71.2 in – 74.0 in

Which is bigger?

  • Length: Dodge Viper is 1.6 in shorter (175.7 in vs 177.3 in)
  • Width: Porsche 911 is 3.8 in narrower (76.4 in vs 72.6 in)
  • Height: Porsche 911 is 1.8 in taller (49.1 in vs 50.9 in)
  • Wheelbase: Dodge Viper has a 2.3 in longer wheelbase (98.8 in vs 96.5 in)
  • Ground clearance: Dodge Viper has 1.0 in more ground clearance (5.0 in vs 4.0 in)
  • Curb weight: Porsche 911 is 23 lb heavier (3,395 lb vs 3,418 lb)

Biggest size differences

  1. Ground clearance: Dodge Viper has 1.0 in more ground clearance (5.0 in vs 4.0 in)
  2. Width: Porsche 911 is 3.8 in narrower (76.4 in vs 72.6 in)
  3. Height: Porsche 911 is 1.8 in taller (49.1 in vs 50.9 in)
  4. Wheelbase: Dodge Viper has a 2.3 in longer wheelbase (98.8 in vs 96.5 in)
  5. Length: Dodge Viper is 1.6 in shorter (175.7 in vs 177.3 in)

Practical verdicts

  • Easier to fit in a short garageDodge Viper — Dodge Viper is shorter by 1.6 in Check garage fit for Dodge Viper · garage fit for Porsche 911
  • Narrower for tight parkingPorsche 911 — Porsche 911 is narrower by 3.8 in
  • More ground clearanceDodge Viper — Dodge Viper has 1.0 in more clearance
  • Smaller exterior footprintPorsche 911 — Based on length × width (Porsche 911)

Dimension comparison

SpecDodge ViperPorsche 911Difference
Length175.7 in177.3 in1.6 in
Width76.4 in72.6 in3.8 in
Height49.1 in50.9 in1.8 in
Wheelbase98.8 in96.5 in2.3 in
Ground clearance5.0 in4.0 in1.0 in
Curb weight3,395 lb3,418 lb23 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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