The latest addition to Sony’s flagship series, the Xperia 5, is available to buy today from retailers across the UK. Launching at £699 SIM-free, the Sony Xperia 5 takes key technologies from the Xperia 1. Despite its smaller, more pocket-friendly footprint, the Xperia 5 features a 21:9 CinemaWide 6.1 inch Full HD+ OLED display,…