CO₂ emissions: 30 of 30 variants rated.
Porsche 718 Cayman GT4 RS tops the Porsche 718 ranking by CO₂ emissions, at 299 g/km.
Across 30 ranked variants, CO₂ emissions spans from 158 g/km to 299 g/km.
| # | Variant | Year | Body | Fuel | CO₂ emissions |
|---|---|---|---|---|---|
| 1 | Porsche 718 Cayman GT4 RS | 2021 | Coupe | Petrol | 299 g/km |
| 2 | Porsche 718 Boxster Spyder RS | 2024 | Convertible | Petrol | 294 g/km |
| 3 | Porsche 718 Cayman GT4 | 2019 | Coupe | Petrol | 249 g/km |
| 4 | Porsche 718 Boxster Spyder | 2019 | Convertible | Petrol | 249 g/km |
| 5 | Porsche 718 Boxster GTS 4.0 25 years | 2021 | Convertible | Petrol | 246 g/km |
| 6 | Porsche 718 Cayman GTS 4.0 | 2020 | Coupe | Petrol | 246 g/km |
| 7 | Porsche 718 Boxster GTS 4.0 | 2020 | Convertible | Petrol | 246 g/km |
| 8 | Porsche 718 Cayman GT4 | 2021 | Coupe | Petrol | 242 g/km |
| 9 | Porsche 718 Boxster Spyder | 2021 | Convertible | Petrol | 242 g/km |
| 10 | Porsche 718 Cayman GTS 4.0 | 2021 | Coupe | Petrol | 230 g/km |
| 11 | Porsche 718 Boxster GTS 4.0 25 years | 2021 | Convertible | Petrol | 230 g/km |
| 12 | Porsche 718 Boxster GTS 4.0 | 2020 | Convertible | Petrol | 230 g/km |
| 13 | Porsche 718 Cayman GTS | 2018 | Coupe | Petrol | 205 g/km |
| 14 | Porsche 718 Boxster GTS | 2018 | Convertible | Petrol | 205 g/km |
| 15 | Porsche 718 Boxster T | 2019 | Convertible | Petrol | 187 g/km |
| 16 | Porsche 718 Cayman T | 2019 | Coupe | Petrol | 186 g/km |
| 17 | Porsche 718 Cayman GTS | 2018 | Coupe | Petrol | 186 g/km |
| 18 | Porsche 718 Boxster GTS | 2016 | Convertible | Petrol | 186 g/km |
| 19 | Porsche 718 Cayman S | 2016 | Coupe | Petrol | 184 g/km |
| 20 | Porsche 718 Boxster S | 2016 | Convertible | Petrol | 184 g/km |
| 21 | Porsche 718 Boxster T | 2019 | Convertible | Petrol | 181 g/km |
| 22 | Porsche 718 Cayman T | 2019 | Coupe | Petrol | 180 g/km |
| 23 | Porsche 718 Cayman | 2016 | Coupe | Petrol | 168 g/km |
| 24 | Porsche 718 Boxster | 2016 | Convertible | Petrol | 168 g/km |
| 25 | Porsche 718 Cayman S | 2016 | Coupe | Petrol | 167 g/km |
| 26 | Porsche 718 Boxster S | 2016 | Convertible | Petrol | 167 g/km |
| 27 | Porsche 718 Cayman Style Edition | 2022 | Coupe | Petrol | 158 g/km |
| 28 | Porsche 718 Boxster Style Edition | 2022 | Convertible | Petrol | 158 g/km |
| 29 | Porsche 718 Cayman | 2016 | Coupe | Petrol | 158 g/km |
| 30 | Porsche 718 Boxster | 2016 | Convertible | Petrol | 158 g/km |