Issue description
Sony Xperia Z4 Tablet SGP771 is not detected as tablet

User-Agent(s)
Mozilla/5.0 (Linux; Android 7.1.1; SGP771 Build/32.4.A.1.54) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.91 Safari/537.36

Suggestions
It should be detected as tablet.