It is not common to find a 90Hz refresh rate display on a cell phone that costs less than $200. The OnePlus Nord N100 is the exception.
Introducing TECNO Spark 7 Pro, April 2021. Specs include: 6.6″ display, MediaTek Helio G80 chipset, 6 GB RAM, 128 GB ROM, 5000mAh battery. Click for full specs, images/photos, and price.