It's a combination of the Redmi 10X, 10X Pro, and OPPO Reno3 5G with MediaTek Dimensity chips that rule the roost in AnTuTu's midrange smartphone performance chart for the first half of this year. The Kirin 985 processor has made a decent showing in the table too, but it seems the midrange market in terms of performance is currently MediaTek's domain.
https://www.notebookcheck.net/Redmi-10X-10X-Pro-and-OPPO-Reno3-5G-with-Dimensity-SoCs-rule-the-AnTuTu-midrange-smartphone-performance-chart-for-the-first-half-of-2020.482725.0.html