Why does the Audi A8 have 48-volt Mild Hybrid technology?

I've been looking into the Audi A8 and noticed that it has 48-volt Mild Hybrid technology. Can you explain how this technology works and what benefits it offers?

The 48-volt Mild Hybrid technology in the Audi A8 utilizes a small electric motor to assist the gasoline engine, providing a smoother and more efficient ride. Additionally, it allows for regenerative braking, capturing energy that would typically be wasted and storing it in the battery for later use.

One of the main benefits of the 48-volt Mild Hybrid technology in the Audi A8 is improved fuel efficiency. The electric motor can assist the engine during acceleration and cruising, reducing the load on the engine and ultimately saving fuel.

In addition to the fuel efficiency benefits, the 48-volt Mild Hybrid technology also enhances the start-stop system in the Audi A8. The electric motor allows for a smoother and faster start of the engine when the car comes to a stop, reducing any hesitation or jolts.