Real MPG: Porsche 718 Cayman (2016 on)
Fantastic driving dynamics. Very usable. Superb value in its class.
Four-cylinder engine lacks an authentic Porsche sound. Interior storage space is poor.
Select engine for more Real MPG information:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| Cayman | 38.2 mpg | - | 34.8 mpg | 91% | |
| Cayman GT4 | - | 25.7 mpg | 23.5 mpg | 91%* | |
| Cayman GT4 PDK | - | 25.7 mpg | - | -* | |
| Cayman GT4 RS | - | 21.4 mpg | - | -* | |
| Cayman GTS | 31.4 mpg | 25.9 mpg | 31.5 mpg | 121%* | |
| Cayman GTS PDK | 33.2 mpg | 25.9 mpg | - | -* | |
| Cayman PDK | 35.8–40.9 mpg | - | 35.2 mpg | 92% | |
| Cayman S | 34.9 mpg | - | 25.4 mpg | 73% | |
| Cayman S PDK | 38.7 mpg | - | - | - | |
| Cayman T | - | 31.4 mpg | - | -* | |
| Cayman T PDK | - | 31.4 mpg | - | -* |
Read the Honest John review...
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Porsche 718 Cayman (2016 on)
Fantastic driving dynamics. Very usable. Superb value in its class.
Rivals
| Porsche 718 Cayman (2016 on) | 31.4 | avg mpg |
| Mercedes-Benz C-Class Coupe (2015 - 2024) | 38.3 | avg mpg |
| Lexus LC (2017 - 2024) | 31.2 | avg mpg |
| BMW M2 (2015 - 2021) | 25.8 | avg mpg |
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