Apple's iPhones have consistently been some of the best camera phones on the market. There seems to be a recurring issue over the past few generations, though: messy portraits. The new iPhones still manage to have that niggling fault, with portrait shots taken by the phones showing poor edge detection.
https://www.notebookcheck.net/Apparently-portrait-shots-on-the-iPhone-11-and-iPhone-11-Pro-phones-are-as-bad-as-ever.434976.0.html