Five things you need to know about the Sony Xperia 1 III and Xperia 5 III

Sony’s new Xperia 1 III flagship phone has a world first 4K HDR OLED 120Hz display, it’ll upscale digitally zoomed snaps so they don’t look as naff, and turn your boring 2-channel stereo streamed songs into sexy, spatial 360-degree audio. That’s the plan, anyway.

Along with its equally buff (but not so big) Xperia 5 III, the home of Bravia TVs, Alpha cameras, the Walkman, Hi-Res Audio and PlayStation has launched two mobiles it claims carries the company’s full technological and creative arsenal.

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