Real MPG: Audi A8 (2017 on)
Lots of innovative tech. Effortless to drive. Excellent ride quality. Luxurious interior. 3.0-litre TFSI petrol is fast yet refined.
Expensive. Looks not to all tastes. Petrol is thirsty.
Select engine for more Real MPG information:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| 4.0 TFSI 571 quattro | - | 24.6 mpg | - | -* | |
| 50 TDI | 46.3–50.4 mpg | 38.2–40.9 mpg | 44.5 mpg | 112%* | |
| 50 TDI quattro | - | 39.2–40.4 mpg | 45.0 mpg | 113%* | |
| 50 TDI quattro L | - | 38.2–39.2 mpg | - | -* | |
| 55 TFSI | 34.0–37.7 mpg | 28.2–29.4 mpg | 29.0 mpg | 101%* | |
| 55 TFSI quattro | - | 30.4–31.0 mpg | - | -* | |
| 60 TFSIe | - | 122.8–156.9 mpg | - | -* | |
| L 55 TFSI | 34.0–34.9 mpg | 28.0–29.1 mpg | - | -* | |
| L 60 TFSIe | - | 122.8 mpg | - | -* | |
| L50 TDI | 47.1–50.4 mpg | 38.2–40.4 mpg | - | -* | |
| L55 TFSI | 34.0–37.7 mpg | 28.5 mpg | - | -* | |
| S8 | - | 24.6 mpg | - | -* |
Read the Honest John review...
Audi A8 (2017 on)
Lots of innovative tech. Effortless to drive. Excellent ride quality. Luxurious interior. 3.0-litre TFSI petrol is fast yet refined.
Rivals
| Audi A8 (2017 on) | 41.3 | avg mpg |
| BMW 7 Series (2016 - 2022) | 43.0 | avg mpg |
| Mercedes-Benz CLS (2018 - 2023) | 42.6 | avg mpg |
| BMW 8 Series (2018 on) | 33.8 | avg mpg |
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