Oppo unveiled the Reno2 phones at the end of August and it may already be thinking about the third generation. An alleged spec sheet for the Oppo Reno3 has surfaced on Weibo and though it may not be 100% accurate, it promises a 90Hz screen, dual mode 5G connectivity, better camera selection and faster charging. The phone will sport a 6.5" AMOLED panel with 1,080 x 2,400px resolution and a 90Hz refresh rate. This is the same size and resolution as the Reno2. The in-display fingerprint reader has been preserved. The quad camera on the rear is getting bumped up to a 60MP Sony IMX686...