Realme C2s smartphone was launched on 7th January 2020. The phone comes with a 6.10-inch touchscreen display with a resolution of 720x1560 pixels and an aspect ratio of 19.5:9. Realme C2s is powered by a 2GHz octa-core MediaTek Helio P22 (MT6762) processor. It comes with 3GB of RAM. The Realme C2s runs Android 9.0 Pie and is powered by a 4000mAh battery.

As far as the cameras are concerned, the Realme C2s on the rear packs a 13-megapixel primary camera with an f/2.2 aperture and a pixel size of 1.12-micron and a second 2-megapixel camera with an f/2.4 aperture and a pixel size of 1.75-micron. The rear camera setup has autofocus. It sports a 5-megapixel camera on the front for selfies, with an f/2.0 aperture and a pixel size of 1.12-micron.

The Realme C2s runs ColorOS 6.1 based on Android 9.0 Pie and packs 32GB of inbuilt storage that can be expanded via microSD card (up to 256GB) with a dedicated slot. The Realme C2s is a dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM cards. The Realme C2s measures 154.30 x 73.70 x 8.50mm (height x width x thickness) and weighs 166.00 grams. It was launched in Diamond Black colour.

Connectivity options on the Realme C2s include Wi-Fi 802.11 a/b/g/n, GPS, Bluetooth v4.20, Micro-USB, 3G, and 4G with active 4G on both SIM cards. Sensors on the phone include accelerometer, ambient light sensor, proximity sensor, and compass/ magnetometer. The Realme C2s supports face unlock.