Porsche 911 vs Dodge Viper Dimensions & Size Comparison
Comparing 2022 vs 2017 catalog dimensions. Porsche 911 · Dodge Viper
- Length177.9 in – 180.0 in
- Height50.4 in – 51.3 in
- Wheelbase96.5 in – 96.7 in
- Curb weight3,164 lb – 3,790 lb
- Width72.9 in – 74.9 in
- Dodge Viper width76.4 in
Which is bigger?
- Length: Dodge Viper is 3.3 in shorter (178.9 in vs 175.7 in)
- Width: Porsche 911 is 2.5 in narrower (73.9 in vs 76.4 in)
- Height: Porsche 911 is 1.7 in taller (50.8 in vs 49.1 in)
- Wheelbase: Dodge Viper has a 2.2 in longer wheelbase (96.6 in vs 98.8 in)
- Curb weight: Porsche 911 is 83 lb heavier (3,477 lb vs 3,395 lb)
Biggest size differences
- Height: Porsche 911 is 1.7 in taller (50.8 in vs 49.1 in)
- Width: Porsche 911 is 2.5 in narrower (73.9 in vs 76.4 in)
- Curb weight: Porsche 911 is 83 lb heavier (3,477 lb vs 3,395 lb)
- Wheelbase: Dodge Viper has a 2.2 in longer wheelbase (96.6 in vs 98.8 in)
- Length: Dodge Viper is 3.3 in shorter (178.9 in vs 175.7 in)
Practical verdicts
- Easier to fit in a short garageDodge Viper — Dodge Viper is shorter by 3.3 in Check garage fit for Porsche 911 · garage fit for Dodge Viper
- Narrower for tight parkingPorsche 911 — Porsche 911 is narrower by 2.5 in
- Smaller exterior footprintPorsche 911 — Based on length × width (Porsche 911)
Dimension comparison
| Spec | Porsche 911 | Dodge Viper | Difference |
|---|---|---|---|
| Length | 178.9 in | 175.7 in | 3.3 in |
| Width | 73.9 in | 76.4 in | 2.5 in |
| Height | 50.8 in | 49.1 in | 1.7 in |
| Wheelbase | 96.6 in | 98.8 in | 2.2 in |
| Ground clearance | — | 5.0 in | — |
| Curb weight | 3,477 lb | 3,395 lb | 83 lb |
Values use trim midpoints when a model year lists a range (e.g. length 177.9 in – 180.0 in).
Compare by year
Overlapping model years with dimension data.
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