I tested the OnePlus 15 during my trip to South Korea, and it did my Samsung dirty

To truly test the OnePlus 15, I brought it with me on a recent trip to South Korea, along with several competing Android devices, including the Samsung Galaxy S25 Ultra and Google Pixel 10 Pro XL.

The OnePlus 15 is the phone to buy if you hate charging your phone

Like its close relative from Oppo, the $899 OnePlus 15 comes with a battery capacity so enormous it will challenge any power ...