This year, Xiaomi has released the new Redmi 6 and Redmi 6A models, updates for last year's Redmi 5 and 5A. Launched at the same great prices as last year, the new models feature an updated design, larger displays, newer 12nm chipsets, and a few other bells and whistles.
Source: https://www.gsmarena.com/xiaomi_redmi_6_6a-review-1850.php
