What is the most efficient driving mode in the Audi A7?

I am trying to find the best driving mode for my Audi A7 and would like some advice. What is the most efficient driving mode to use?

The most efficient driving mode for the Audi A7 is the 'Efficiency' mode. This mode adjusts the engine, transmission, and AC settings to optimize fuel consumption. However, it may reduce overall performance and acceleration.

If you want to have both efficiency and performance, the 'Dynamic' mode is a good choice. It maximizes engine performance while maintaining a balance of fuel consumption.

For shorter trips, I recommend using the 'Comfort' mode. It provides a smooth and comfortable driving experience, which can save energy compared to the more aggressive modes.