Realme C21Y vs Realme 9
Comparing 2 products
Basic Information
General Overview
Device Type
Bar
Bar
Model
Realme C21Y
Realme 9 (4G), RMX3521
Announced
2021, July
2022, April
Released
2021, July
2022, April
Status
Available
Available
Design
Type
Bar
Bar
Dimensions
164.5 x 76 x 9.1 mm (6.48 x 2.99 x 0.36 in)
160.2 x 73.3 x 8 mm (6.31 x 2.89 x 0.31 in)
Weight
200 g (7.05 oz)
178 g (6.28 oz)
Colors
Cross Black, Cross Blue
Meteor Black, Sunburst Gold, Stargaze White
Network
2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
5G Network
No
No
SIM
Nano SIM
Nano SIM
Dual SIM
Yes, Dual SIM (Nano-SIM, dual stand-by)
Yes, Dual SIM (Nano-SIM, dual stand-by)
Display
Display Type
IPS LCD
Super AMOLED
Size
6.5 inches, 102.0 cm2 (~80.8% screen-to-body ratio)
6.4 inches, 98.9 cm2 (~84.2% screen-to-body ratio)
Resolution
720 x 1600 pixels
1080 x 2400 pixels
Display Colors
16M colors
16M colors or more
Pixel Density
270 ppi density
411 ppi density
Touch Screen
Capacitive Touchscreen
Yes
Display Protection
-
Corning Gorilla Glass 5
Features
-
90Hz, 430 nits (typ), 1000 nits (peak)
Media
FM Radio
Yes
Unspecified
Earphone Jack
Yes
Yes
Camera
Camera Set
Triple Cameras
Triple Cameras
Main Camera
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, PDAF
108 MP, f/1.8, 26mm (wide), 1/1.67", 0.64µm, Dual Pixel PDAF
2nd Camera
2 MP, f/2.4, (macro)
8 MP, f/2.2, 120˚ (ultrawide), 1/4", 1.12µm
3rd Camera
2 MP, f/2.4, (depth)
2 MP, f/2.4, (macro)
Camera Video
1080p@30fps
1080p@30fps
Features
HDR, panorama
HDR, panorama
Flash
LED Flash
LED Flash
Selfie Set
Single Camera
Single Camera
Selfie Camera
5 MP, f/2.2, (wide), 1/5.0", 1.12µm
16 MP, f/2.5, 26mm (wide), 1/3.09", 1.0µm
Selfie Video
1080p@30fps
1080p@30fps
Features
HDR, panorama
HDR, panorama
Software
OS
Android 10
Android 12
User Interface
Realme UI 1.0
Realme UI 3.0
Hardware
Chipset
Unisoc T610 (12 nm)
Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU
Octa-core (2x2.X GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU
Mali-G52
Adreno 610
RAM
4 GB
6/8 GB
Internal Storage
64 GB
128 GB
Card Slot
Yes, up to 128 GB via microSD card
Yes microSD, (dedicated slot)
Sensors
Fingerprint (rear-mounted), accelerometer, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Connectivity
Bluetooth
5.0, A2DP, LE
5.1, A2DP, LE
Wi-fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-fi Hotspot
Yes
Yes
USB
microUSB 2.0, USB On-The-Go
USB Type-C 2.0, USB On-The-Go
GPS
Yes, with A-GPS, GLONASS, BDS
Yes, with A-GPS, GLONASS, GALILEO
NFC
No
No
Data
GPRS
Yes
Yes
EDGE
Yes
Yes
Speed
HSPA 42.2/5.76 Mbps, LTE
HSPA 42.2/5.76 Mbps, LTE-A
Battery
Battery Type
Li-Poly (Lithium Polymer)
Li-Poly (Lithium Polymer)
Capacity
5000 mAh, Battery
5000 mAh, Battery
Placement
Non-removable
Non-removable
Fast Charging
-
Yes, 33W, 50% in 31 min, 100% in 75 min (advertised)