What is the difference between Quattro and Quattro with ultra all-wheel drive in an Audi?

I am considering purchasing an Audi and I am trying to decide between the Quattro and Quattro with ultra all-wheel drive options. What are the key differences between the two and which would you recommend? Thanks!

The main difference between Quattro and Quattro with ultra all-wheel drive is the way power is distributed to the wheels. Quattro is a permanent all-wheel drive system, while Quattro with ultra is a more efficient, on-demand system. For most daily driving situations, Quattro with ultra will suffice, but if you plan on taking your Audi off-road or driving in extreme weather conditions, Quattro may be the better option.

Another key difference between Quattro and Quattro with ultra is the weight. Quattro with ultra is lighter, which can result in improved fuel efficiency. However, Quattro provides better overall traction and control in more challenging driving situations. Ultimately, it depends on your specific driving needs and preferences.