Everyone is talking about the quality of results, but how much better is it in terms of tracking and sharing data? ATM I'm using quant.com, a french company bo

Everyone is talking about the quality of results, but how much better is it in terms of tracking and sharing data? ATM I'm using quant.com, a french company bound by European privacy laws. It has its own index and I rarely need to use google. I have no idea who is better in terms of privacy but I'm preferring the french company over the American duckduckgo atm.