The Sony Xperia Z5 is an Android smartphone produced by Sony. Part of the Sony Xperia Z series, the device, at that point known by the project code name "Sumire", was unveiled along with the Xperia Z5 Compact and Xperia Z5 Premium during a press conference at IFA 2015 on September 2, 2015. The device was launched globally in October and will launch in the United States as an unlocked device in February 2016.^[1][2] It is the successor to the Sony Xperia Z3+.

Similar to its predecessor, the device is water and dust proof with an IP rating of 65 and 68. It is Sony's first device to feature a fingerprint sensor. The device comes with 23 Megapixel camera with 0.03 seconds Hybrid Autofocus that utilizes phase detection autofocus, similarly found in the Xperia M5.^[3]

In February 2016 it was confirmed by Sony Mobile's senior product marketing manager Jun Makino that the Sony Xperia Z5 will be the final smartphone in the Sony Xperia Z series, with all future releases being released as part of the Sony Xperia X series.^[4] However this rumor was dismissed as Sony's Head of Marketing, Don Mesa has clarified that the X Series will not replace the Z Series.^[5]