Realme C3i smartphone was launched on 24th June 2020. The phone comes with a 6.52-inch touchscreen display with a resolution of 720x1600 pixels at a pixel density of 269 pixels per inch (ppi) and an aspect ratio of 20:9. Realme C3i is powered by an octa-core MediaTek Helio G70 processor that features 2 cores clocked at 2GHz and 6 cores clocked at 1.7GHz. It comes with 3GB of RAM. The Realme C3i runs Android 10 and is powered by a 5000mAh battery.

As far as the cameras are concerned, the Realme C3i on the rear packs a 12-megapixel primary camera with an f/1.8 aperture and a pixel size of 1.25-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 phase detection autofocus. It sports a 5-megapixel camera on the front for selfies.

The Realme C3i runs Realme UI based on Android 10 and packs 32GB of inbuilt storage that can be expanded via microSD card (up to 256GB) with a dedicated slot. The Realme C3i is a dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM cards. The Realme C3i measures 164.40 x 75.00 x 8.95mm (height x width x thickness) and weighs 195.00 grams. It was launched in Frozen Blue and Blazing Red colours. It bears a polycarbonate body.

Connectivity options on the Realme C3i include Wi-Fi 802.11 b/g/n, GPS, Bluetooth v5.00, USB OTG, Micro-USB, FM radioWi-Fi Direct, 3G, and 4G with active 4G on both SIM cards. Sensors on the phone include accelerometer, ambient light sensor, proximity sensor, and compass/ magnetometer.