A310F (Europe); A310F/DS (Global Dual-SIM); A310M (LATAM); A310M (LATAM, Brazil); A310Y (Australia, New Zealand). Also known as Samsung Galaxy A3 (2016) Duos with dual-SIM card slots ...
A320FL (Europe); A320F (UAE, TUR); A320F/DS (Global Dual-SIM); A320Y/DS (LATAM, IDN, THA); A320Y (NZL, MEX). Also known as Samsung Galaxy A3 (2017) Duos with dual-SIM card slots ...
The phone comes with 4GB RAM and 64GB storage, expandable up to 512GB with a memory card.The Samsung Galaxy M21 is powered by a 9611 octa-core processor and supports dual SIM connectivity.