OnePlus 15, Vivo X300 Series, and more: Top smartphones launching in October 2025 From OnePlus focusing on high refresh-rate displays, to Vivo and Oppo emphasising advanced telephoto imaging, and iQOO targeting gamers, buyers will have diverse, high-performance choices in October. Confirmed and expected flagship launchesOnePlus 15The OnePlus 15, the successor to the OnePlus 13, is poised for a major upgrade. Oppo Find X9 SeriesThe Oppo Find X9 series, including the standard Find X9 and the Find X9 Pro, will launch in China on October 16, with an India release highly anticipated. Vivo X300 SeriesThe Vivo X300 series is expected to launch in India on October 13, featuring a major focus on camera capabilities. The X300 Pro variant is expected to feature a 200MP telephoto lens with an 85mm range and superior stabilization.