Samsung Galaxy M21 smartphone runs on the Android v10 (Q) operating system. The phone is powered by Octa-core (2.3 GHz, Quad-core, Cortex A73 + 1.7 GHz, Quad-core, Cortex A53) processor. It runs on the Samsung Exynos 9 Octa 9611 Chipset. It has 4 GB RAM and 64 GB internal storage. Samsung Galaxy M21 smartphone has a Super AMOLED display. It measures 159 mm x 75.1 mm x 8.9 mm and weighs 188 grams. The screen has a resolution of 1080 x 2340 pixels and 403 PPI pixel density. It has an aspect ratio of 19.5:9 and a screen-to-body ratio of 84.02 %. On the camera front, the buyers get a 20 MP f/2.2 Primary Camera and on the rear, there’s a 48MP + 8MP + 5MP camera with features like 4 x Digital Zoom, Auto Flash, Face detection, Touch to focus. It is backed by a 6000 mAh battery. Connectivity features in the smartphone include WiFi, Bluetooth, GPS, Volte, and more.