This device made by Realme has the full name Realme C21 and was first introduced in 2021, March 05. This device carries the Helio G35 chipset and runs on the Android 10 operating system, Realme UI 1.0.
According to preliminary information when it was first introduced, this device has dimensions of 165.2 x 76.4 x 8.9 mm (6.50 x 3.01 x 0.35 in) and weighs up to 190 g (6.70 oz). The body is made of Glass front components, plastic back, plastic frame and comes in Cross Black, Cross Blue color variants. As for the SIM card slot, Realme C21 implements Dual SIM (Nano-SIM, dual stand-by).