Redmi is expected to launch a new device codenamed Karna on the heels of the Redmi 10X and 10X Pro launch, the Xiaomi sub-brand may introduce another phone as early as July this year. Codenamed Karna, the new Redmi device is expected to feature a 144 Hz refresh rate display and will be a 5G-capable phone powered by the MediaTek Dimensity 1000+ SoC.
https://www.notebookcheck.net/Redmi-5G-device-codename-Karna-in-the-works-Expected-to-feature-a-144-Hz-refresh-rate-display-MediaTek-Dimensity-1000-SoC-and-a-64-MP-IMX686-sensor.466884.0.html
instead, they should have provided an AMOLED 90hz display. which would have been a balanced approach instead of a 144hz IPS display.