https://www.cnet.com/news/iphone-xs-vs-xs-max-vs-xr-2018-iphone-buying-guide/

Best of all, the iPhone XR starts $250 less than the iPhone XS, making it the most affordable new iPhone of 2018. But here's the rub: While the XS models are available now, the iPhone XR won't arrive until Oct. 26. That's why we strongly advise iPhone shoppers wait until we've reviewed that model before making a final decision-- we want to make sure it's as great a value in real world tests as it sounds like it is on paper.

Read: iPhone XS reviewRead: iPhone XS Max reviewRead: Why you should wait for the iPhone XR