Just like the Redmi Note 3, the Redmi Note 4 boasts of a full-metal body and a rear-mounted fingerprint scanner. Unlike the Redmi Note 3, however, the Redmi Note 4 has curved 2.5D glass on the front (with physical capacitive keys) and a bottom-facing mono speaker. All the versions of the Redmi Note 4 support expandable storage of up to 128GB via a hybrid microSD card slot. Ultra-affordable phones like the Redmi 4A and Redmi 4, affordable ones like the Redmi Note 4 and mid-rangers like the Mi Max have been doing well for the company. Also Read: Xiaomi Redmi Note 4 review: Raising the bar
Source: India Today August 11, 2017 08:13 UTC