Dodge Viper vs Porsche 911 Dimensions & Size Comparison
Comparing 2009 vs 2022 catalog dimensions. Dodge Viper · Porsche 911
- Length175.6 in
- Height47.6 in
- Wheelbase98.8 in
- Curb weight3,440 lb – 3,450 lb
- Width75.2 in
- Porsche 911 width72.9 in – 74.9 in
Which is bigger?
- Length: Dodge Viper is 3.3 in shorter (175.6 in vs 178.9 in)
- Width: Porsche 911 is 1.3 in narrower (75.2 in vs 73.9 in)
- Height: Porsche 911 is 3.2 in taller (47.6 in vs 50.8 in)
- Wheelbase: Dodge Viper has a 2.2 in longer wheelbase (98.8 in vs 96.6 in)
- Curb weight: Porsche 911 is 32 lb heavier (3,445 lb vs 3,477 lb)
Biggest size differences
- Height: Porsche 911 is 3.2 in taller (47.6 in vs 50.8 in)
- Wheelbase: Dodge Viper has a 2.2 in longer wheelbase (98.8 in vs 96.6 in)
- Length: Dodge Viper is 3.3 in shorter (175.6 in vs 178.9 in)
- Width: Porsche 911 is 1.3 in narrower (75.2 in vs 73.9 in)
- Curb weight: Porsche 911 is 32 lb heavier (3,445 lb vs 3,477 lb)
Practical verdicts
- Easier to fit in a short garageDodge Viper — Dodge Viper is shorter by 3.3 in Check garage fit for Dodge Viper · garage fit for Porsche 911
- Narrower for tight parkingPorsche 911 — Porsche 911 is narrower by 1.3 in
Dimension comparison
| Spec | Dodge Viper | Porsche 911 | Difference |
|---|---|---|---|
| Length | 175.6 in | 178.9 in | 3.3 in |
| Width | 75.2 in | 73.9 in | 1.3 in |
| Height | 47.6 in | 50.8 in | 3.2 in |
| Wheelbase | 98.8 in | 96.6 in | 2.2 in |
| Curb weight | 3,445 lb | 3,477 lb | 32 lb |
Values use trim midpoints when a model year lists a range.
Compare by year
Overlapping model years with dimension data.
Already own one of these cars?
Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.