Oppo's upcoming R15 and R15 Plus smartphone models will be powered by MediaTek's Helio P60 SoC and Qualcomm Snapdragon 660, respectively. Both come with 6 GB of RAM, 128 GB, Android 8.1 pre-installed, 20 MP selfie cam, 16 MP + 5 MP dual rear camera, and a 6.28-inch 2280 x 1080 AMOLED screen.
https://www.notebookcheck.net/Oppo-R15-R15-Plus-specs-leaked-on-Weibo.289178.0.html