Which device shows 16:9 content biggest?

Of the 66 devices tracked, the Galaxy Tab S11 Ultra shows 16:9 content largest, about 14.2″ across. Best phone: Galaxy S26 Ultra (5.9″). Best foldable: Huawei Mate XT (trifold) (9.6″). Best tablet: Galaxy Tab S11 Ultra (14.2″).

16:9 is the shape of YouTube, streaming series and TV. Phones show it sideways and keep about 80% of their screen, so among phones the ranking mostly follows screen size. Book-style foldables vary much more, from 58% to 80%, depending on how square their inner panel is: two foldables with the same diagonal can differ by 15% or more in picture area.