Xperia (Japanese: エクスペリア, Hepburn: Ekusuperia, /ɛkˈspɪəriə/) is a series of and the sole brand name of smartphones marketed by Sony.

[4][5] The Xperia X5 Pureness is based on Sony Ericsson's proprietary operating system (OSE).

[6] It was the first in the Xperia line to feature the Android operating system, where previous models ran on the Windows Mobile OS.

The Z series smartphones continued the Xperia legacy with an omni-balance design and water resistance.

[8] After the Sony Xperia Z (early 2013), the Z1 (late 2013) was released with increased processing performance and a physical shutter button, as well as augmented reality camera effects such as a walking dinosaur.

[9] In early 2014, the Sony Xperia Z2 was introduced with 2160p video recording, 1080p at 60 frames per second, and 720p at 120fps for slow motion, as well as precluded screencasting functionality.