Realme C21Y vs BlackBerry Z10 comparison

Compare Realme C21Y
Compare BlackBerry Z10
key specs
Display6.50-inch4.20-inch
ProcessorUnisoc T6101.5GHz dual-core
Front Camera5-megapixel 2-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 8-megapixel
RAM3GB, 4GB2GB
Storage32GB, 64GB16GB
Battery Capacity5000mAh1800mAh
OSAndroid 11BlackBerry OS 10
Resolution720x1600 pixels768x1280 pixels
general
BrandRealmeBlackBerry
ModelC21YZ10
Release dateJuly 14, 2021January 1, 2013
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)164.50 x 76.00 x 9.10130.00 x 65.60 x 9.00
Weight (g)200.00136.00
Battery capacity (mAh)50001800
Fast chargingProprietary-
ColoursCross Black, Cross BlueBlack, White
Removable battery-Yes
display
Screen size (inches)6.504.20
TouchscreenYesYes
Resolution720x1600 pixels768x1280 pixels
Aspect ratio20:9-
Pixels per inch (PPI)-356
hardware
Processorocta-core1.5GHz dual-core
Processor makeUnisoc T610-
RAM3GB, 4GB2GB
Internal storage32GB, 64GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)25664
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)8-megapixel
No. of Rear Cameras3-
Rear autofocusYes-
Rear flashYesYes
Front camera5-megapixel (f/2.4)2-megapixel
No. of Front Cameras1-
software
Operating systemAndroid 11BlackBerry OS 10
SkinRealme UI-
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.00
Micro-USBYes-
Headphones3.5mm3.5mm
Number of SIMs21
Wi-Fi standards supported-802.11 a/b/g/n
NFC-Yes
Infrared-No
USB OTG-Yes
FM-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
Barometer-No
Temperature sensor-No
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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