Gary Yost, a very good pro photographer, has published a series of shots taken using the iPhone 7 Plus portrait mode. As you can see, great things are possible if you know what you are doing.
iPhone 7 Plus Portrait Mode by a pro photographer

Gary Yost, a very good pro photographer, has published a series of shots taken using the iPhone 7 Plus portrait mode. As you can see, great things are possible if you know what you are doing.