Sony Xperia 1 Professional Editon
Update
According to Sumahoinfo report, recently found a new model of the Sony mobile phone, “J9150”, the list shows this phone is Sony Xperia 1 Professional Editon.

It is understood that a Sony mobile phone model “J9150” has been found in the list of compatible models in the Google Play store. The information shows that the phone is Sony Xperia 1 Professional Editon.
According to the introduction, three models of the Sony Xperia 1 mobile phone have been confirmed, namely “J8110”, “J8170” and “J9110”, and “J9150” should also be the Sony Xperia 1 mobile phone.

Sumahoinfo said that the 5G version of the Xperia phone has been confirmed, but if it is named Sony Xperia 1 Professional Editon, it is too “natural”. If this model really exists, it should be an upgrade of hardware such as processors and cameras.
SONY XPERIA 8 OFFICIAL NOW IN JAPAN WITH 21:9 SCREEN