Two years after the introduction of the Redmi Note 8, Xiaomi brings a new version of its bestselling smartphone. However, the Note 8 2021 turns out to be a very modest model update with some technical adjustments that are at times questionable not only on its data sheet.
https://www.notebookcheck.net/Xiaomi-Redmi-Note-8-2021-review-Questionable-smartphone-refresh-as-recommendation.587511.0.html