Fuel tank: 11 of 11 variants rated.
Porsche Cayman Black Edition tops the Porsche Cayman ranking by Fuel tank, at 64 L (16.9 gal US).
Across 11 ranked variants, Fuel tank spans from 54 L (14.3 gal US) to 64 L (16.9 gal US).
| # | Variant | Year | Body | Fuel | Fuel tank |
|---|---|---|---|---|---|
| 1 | Porsche Cayman Black Edition+1 | 2016 | Coupe | Petrol | 64 L (16.9 gal US) |
| 2 | Porsche Cayman GTS+1 | 2014 | Coupe | Petrol | 64 L (16.9 gal US) |
| 3 | Porsche Cayman+1 | 2013 | Coupe | Petrol | 64 L (16.9 gal US) |
| 4 | Porsche Cayman S+1 | 2013 | Coupe | Petrol | 64 L (16.9 gal US) |
| 5 | Porsche Cayman S Black Edition+1 | 2011 | Coupe | Petrol | 64 L (16.9 gal US) |
| 6 | Porsche Cayman R+1 | 2011 | Coupe | Petrol | 64 L (16.9 gal US) |
| 7 | Porsche Cayman+1 | 2009 | Coupe | Petrol | 64 L (16.9 gal US) |
| 8 | Porsche Cayman S+1 | 2009 | Coupe | Petrol | 64 L (16.9 gal US) |
| 9 | Porsche Cayman+2 | 2006 | Coupe | Petrol | 64 L (16.9 gal US) |
| 10 | Porsche Cayman S+1 | 2005 | Coupe | Petrol | 64 L (16.9 gal US) |
| 11 | Porsche Cayman GT4 | 2015 | Coupe | Petrol | 54 L (14.3 gal US) |