Real MPG: Porsche 718 Boxster (2016 on) Boxster T PDK
                
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                            Official MPG(NEDC)
                                    28.0–31.7
                                
                                Official MPG(WLTP)
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                            Real MPG
                        
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                            Real MPGAverage
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                                of Official MPG(WLTP)
More engines available for this model:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| Boxster | 38.2 mpg | - | 34.0 mpg | 89% | |
| Boxster GTS | 31.4 mpg | 25.9–28.0 mpg | - | -* | |
| Boxster GTS PDK | 33.2 mpg | - | 26.7 mpg | 81% | |
| Boxster PDK | 35.8 mpg | - | 33.4 mpg | 93% | |
| Boxster S | 34.9 mpg | - | 31.1 mpg | 89% | |
| Boxster S PDK | 38.7 mpg | - | - | - | |
| Boxster T | - | 25.9–32.5 mpg | - | -* | |
| Spyder | - | 29.1 mpg | - | -* | |
| Spyder PDK | - | 25.7 mpg | - | -* | 
Read the Honest John review...
Porsche 718 Boxster (2016 on)
                A true everyday sports car with plenty of power. Engineering that gives it a truly dynamic character.
            
        Rivals
| Porsche 718 Boxster (2016 on) | 32.1 | avg mpg | 
| Abarth 124 Spider (2016 - 2019) | 37.1 | avg mpg | 
| Smart Fortwo Cabriolet (2016 - 2019) | 51.6 | avg mpg | 
| MINI Convertible (2016 - 2024) | 42.5 | avg mpg | 
