The ASUS ZenFone 6 is the successor of the ZenFone 5 ZE620KL launched last year. Not to be confused with first generation of ZenFone 6 back in 2014, the new ZenFone 6 launch leaked by lowyat.net journalist when picked up their MWC press in Barcelona El-Prat Airport.
The launch date was shown in an advertisement inside the Official Show Preview for Mobile World Congress (MWC) 2019 by Mobile World Live which is a publication owned by GSMA, the people behind MWC.
Scheduled to launch on May 14th, the ad also tell us the launch event will take place at Valencia, Spain. From this ad we could see the first appearances of ZenFone 6 2019 with tagline "Defy Ordinary"
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