Spec Sizes

Dodge Viper vs Cadillac XLR Dimensions & Size Comparison

Comparing 2017 vs 2009 catalog dimensions. Dodge Viper · Cadillac XLR

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
  • Cadillac XLR width72.3 in

Which is bigger?

  • Length: Dodge Viper is 2.0 in shorter (175.7 in vs 177.7 in)
  • Width: Cadillac XLR is 4.1 in narrower (76.4 in vs 72.3 in)
  • Height: Cadillac XLR is 1.3 in taller (49.1 in vs 50.4 in)
  • Wheelbase: Cadillac XLR has a 6.9 in longer wheelbase (98.8 in vs 105.7 in)
  • Curb weight: Cadillac XLR is 253 lb heavier (3,395 lb vs 3,647 lb)

Biggest size differences

  1. Curb weight: Cadillac XLR is 253 lb heavier (3,395 lb vs 3,647 lb)
  2. Wheelbase: Cadillac XLR has a 6.9 in longer wheelbase (98.8 in vs 105.7 in)
  3. Width: Cadillac XLR is 4.1 in narrower (76.4 in vs 72.3 in)
  4. Height: Cadillac XLR is 1.3 in taller (49.1 in vs 50.4 in)
  5. Length: Dodge Viper is 2.0 in shorter (175.7 in vs 177.7 in)

Practical verdicts

  • Easier to fit in a short garageDodge Viper — Dodge Viper is shorter by 2.0 in Check garage fit for Dodge Viper · garage fit for Cadillac XLR
  • Narrower for tight parkingCadillac XLR — Cadillac XLR is narrower by 4.1 in
  • Smaller exterior footprintCadillac XLR — Based on length × width (Cadillac XLR)

Dimension comparison

SpecDodge ViperCadillac XLRDifference
Length175.7 in177.7 in2.0 in
Width76.4 in72.3 in4.1 in
Height49.1 in50.4 in1.3 in
Wheelbase98.8 in105.7 in6.9 in
Ground clearance5.0 in——
Curb weight3,395 lb3,647 lb253 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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