The phone comes with a 6.50-inch touchscreen display with a resolution of 720×1600 pixels and an aspect ratio of 20:9. Realme C11 is powered by an octa-core MediaTek Helio G35 processor. It comes with 2GB of RAM. The Realme C11 runs Android 10 and is powered by a 5000mAh non-removable battery.
As far as the cameras are concerned, the Realme C11 on the rear packs a 13-megapixel primary camera with an f/2.2 aperture and a second 2-megapixel camera with an f/2.4 aperture. The rear camera setup has autofocus. It sports a 5-megapixel camera on the front for selfies, with an f/2.4 aperture.
The Realme C11 runs Realme UI based on Android 10 and packs 32GB of inbuilt storage that can be expanded via microSD card with a dedicated slot. The Realme C11 is a dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM cards. The Realme C11 measures 164.40 x 75.90 x 9.10mm (height x width x thickness) and weighs 196.00 grams. It was launched in Mint Green and Pepper Grey colours.
Connectivity options on the Realme C11 include Wi-Fi 802.11 b/g/n, GPS, Bluetooth v5.00, USB OTG, Micro-USB, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, and proximity sensor. The Realme C11 supports face unlock.