The phrase "inch model" refers to a type of measurement system commonly used for screens, particularly for televisions and computer monitors. It represents the diagonal size of the screen in inches, which is a unit of length. Full definition
They will include 65 - and 55 - inch models with 4K resolution and a high dynamic range technology that is meant to produce better images. (techhive.com)
But there was no mention of the 8.9 - inch model in the recent announcement. (pocket-lint.com)
Apparently those promises were not empty, as a press photo showcasing both a seven - inch and a ten - inch model of the Android - powered tablet made its unofficial appearance yesterday. (bgr.com)