Real MPG: Audi A5 Cabriolet (2009 - 2017) 3.0 TDI multitronic
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                                54.3
                            
                            Official MPG(NEDC)
45.0–46.0                            
                            Real MPG
                        
                                45.5
                            
                            Real MPGAverage
                                    84%
                                
                                of Official MPG(NEDC)
More engines available for this model:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| 1.8 TFSI | 38.2–45.6 mpg | - | 34.9 mpg | 83% | |
| 1.8 TFSI 177 | 42.2–47.9 mpg | - | 29.9 mpg | 66% | |
| 1.8 TFSI 177 multitronic | 42.2–47.1 mpg | - | 38.8 mpg | 87% | |
| 1.8 TFSI multitronic | 37.7–45.6 mpg | - | 35.0 mpg | 84% | |
| 2.0 TDI | 51.4–57.6 mpg | - | 42.2 mpg | 77% | |
| 2.0 TDI 143 | 58.9 mpg | - | - | - | |
| 2.0 TDI 150 | 56.5–60.1 mpg | - | - | - | |
| 2.0 TDI 177 | 57.6 mpg | - | 42.8 mpg | 74% | |
| 2.0 TDI 177 multitronic | 56.5 mpg | - | 43.7 mpg | 77% | |
| 2.0 TDI 190 | 53.3–58.9 mpg | - | - | - | |
| 2.0 TDI 190 multitronic | 54.3–60.1 mpg | - | 37.8 mpg | 66% | |
| 2.0 TDI multitronic | 56.5 mpg | - | - | - | |
| 2.0 TDI quattro | 52.3 mpg | - | - | - | |
| 2.0 TFSI | 41.5–42.8 mpg | - | 33.6 mpg | 80% | |
| 2.0 TFSI 225 | 40.9–44.8 mpg | - | - | - | |
| 2.0 TFSI 225 multitronic | 42.8–45.6 mpg | - | - | - | |
| 2.0 TFSI 225 quattro S tronic | 40.9 mpg | - | - | - | |
| 2.0 TFSI 230 | 40.9–42.8 mpg | - | - | - | |
| 2.0 TFSI 230 multitronic | 42.8 mpg | - | - | - | |
| 2.0 TFSI 230 quattro multitronic | 42.2 mpg | - | - | - | |
| 2.0 TFSI 230 quattro S tronic | 38.7 mpg | - | - | - | |
| 2.0 TFSI multitronic | 38.2–44.1 mpg | - | 26.5 mpg | 64% | |
| 2.0 TFSI quattro | 36.7–39.2 mpg | - | 25.9 mpg | 68% | |
| 2.0 TFSI quattro S tronic | 37.2 mpg | - | 30.5 mpg | 82% | |
| 2.7 TDI | 43.5 mpg | - | 35.1 mpg | 81% | |
| 3.0 TDI 204 multitronic | 54.3 mpg | - | - | - | |
| 3.0 TDI 245 quattro | 44.1 mpg | - | 36.3 mpg | 82% | |
| 3.0 TDI quattro | 41.5–47.9 mpg | - | 33.0 mpg | 74% | |
| 3.0 TDI quattro S tronic | 42.8 mpg | - | 36.4 mpg | 85% | |
| 3.0 TFSI quattro | 33.2 mpg | - | 21.6 mpg | 65% | |
| 3.2 FSI | 32.8 mpg | - | - | - | |
| 3.2 FSI quattro | 29.7 mpg | - | 24.1 mpg | 81% | |
| S5 3.0 TFSI 333 quattro S tronic | 34.9 mpg | - | 21.8 mpg | 62% | |
| S5 3.0 TFSI quattro | 29.1–34.9 mpg | - | 21.3 mpg | 66% | |
| S5 3.0 TFSI quattro S tronic | 33.2 mpg | - | 24.1 mpg | 73% | 
Read the Honest John review...
Audi A5 Cabriolet (2009 - 2017)
                Classy design has aged well. Quality finish inside and good drivin position. Plenty of engine options with 2.0 TDI cheap to run albeit not the quietest...
            
        Rivals
| Audi A5 Cabriolet (2009 - 2017) | 34.4 | avg mpg | 
| Peugeot 308 CC (2009 - 2015) | 42.4 | avg mpg | 
| Fiat 500C (2009 - 2025) | 48.3 | avg mpg | 
| MINI Convertible (2009 - 2015) | 43.8 | avg mpg | 

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