Motorola's Moto Z2 Play has been confirmed by the company's official twitter handle to carry a 3000mAH non-removable battery. This will represent a significant downgrade from the Moto Z Play's 3510mAH one.
https://www.notebookcheck.net/Moto-Z2-Play-confirmed-to-carry-3000mAH-battery.223286.0.html
3000 milliampere-henry battery?
Seems like they're deliberately trying to nudge people to buy more "high end" phones. As long as Lenovo don't mess up the Vibe P3, it's all good.