Realme C21Y

Released 2021, July 02
200g, 9.1mm thickness
Android 10/ Android 11
32GB/64GB storage, microSDXC
1.9% 2,732,446 hits
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6.5"
720x1600 pixels
13MP
1080p
3/4GB RAM
Unisoc T610
5000mAh

Network	Technology	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900
	3G bands	HSDPA 850 / 900 / 2100
	4G bands	1, 3, 5, 8, 38, 40, 41
	Speed	HSPA, LTE

Launch	Announced	2021, June 21
Launch	Status	Available. Released 2021, July 02

Body	Dimensions	164.5 x 76 x 9.1 mm (6.48 x 2.99 x 0.36 in)
	Weight	200 g (7.05 oz)
	Build	Glass front, plastic back, plastic frame
	SIM	Nano-SIM + Nano-SIM

Display	Type	IPS LCD, 400 nits (typ)
	Size	6.5 inches, 102.0 cm² (~81.6% screen-to-body ratio)
	Resolution	720 x 1600 pixels, 20:9 ratio (~270 ppi density)

Platform	OS	Android 10/ Android 11
	Chipset	Unisoc T610 (12 nm)
	CPU	Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
	GPU	Mali-G52 MP2

Memory	Card slot	microSDXC (dedicated slot)
	Internal	32GB 3GB RAM, 64GB 4GB RAM
		eMMC 5.1

Main Camera	Dual	13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)
	Features	LED flash, HDR, panorama
	Video	1080p@30fps

Selfie camera	Single	5 MP, f/2.2, (wide), 1/5.0", 1.12µm
	Features	HDR, panorama
	Video	1080p@30fps

Sound	Loudspeaker	Yes
	3.5mm jack	Yes

Comms	WLAN	Wi-Fi 802.11 b/g/n
	Bluetooth	5.0, A2DP, LE
	Positioning	GPS, GLONASS, BDS
	NFC	No
	Radio	Unspecified
	USB	microUSB 2.0, OTG

Features	Sensors	Fingerprint (rear-mounted), accelerometer, proximity, compass

Battery	Type	5000 mAh
	Charging	Reverse wired

Misc	Colors	Cross Black, Cross Blue
	Models	RMX3261, RMX3263
	Price	About 130 EUR

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Realme C21Y - user opinions and reviews

Vivek Pathak
DkI
14 May 2025

Plz add option of themes i really need it........

Momoi
Kx6
19 Apr 2025

use this phone for 5 years 2021-2025 still handle game like mobile legend and Roblox camera is bad don't really care bout it for multitasking still good open IG TikTok fb still run smoothly best phone for entry level now i upgrade to poco f7

CoraStar
tVt
11 Apr 2025

I really don't like that it doesn't have app lock and other features like no gallery that most realme has. a lot of features are lacked that majority of users of realme uses, so it really upsets me cause a lot of them are the ones I use the...