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Realme C21 vs BlackBerry Z3 comparison

 Compare Realme C21
Realme C21
Compare BlackBerry Z3
BlackBerry Z3
ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.50-inch5.00-inch
ProcessorMediaTek Helio G35Qualcomm Snapdragon 400
Front Camera5-megapixel 1.1-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 5-megapixel
RAM3GB, 4GB1.5GB
Storage32GB, 64GB8GB
Battery Capacity5000mAh2500mAh
OSAndroid 10BlackBerry OS 10
Resolution720x1600 pixels540x960 pixels
general
BrandRealmeBlackBerry
ModelC21Z3
Release dateApril 8, 2021April 1, 2014
Launched in IndiaYes-
Dimensions (mm)165.20 x 76.40 x 8.90140.00 x 72.80 x 9.26
Weight (g)190.00164.00
Battery capacity (mAh)50002500
ColoursCross Black, Cross BlueBlack
Form factor-Touchscreen
Removable battery-No
display
Screen size (inches)6.505.00
TouchscreenYesYes
Resolution720x1600 pixels540x960 pixels
Pixels per inch (PPI)-220
hardware
Processorocta-core1.2GHz dual-core
Processor makeMediaTek Helio G35Qualcomm Snapdragon 400 (MSM8230)
RAM3GB, 4GB1.5GB
Internal storage32GB, 64GB8GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)25632
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)5-megapixel
No. of Rear Cameras3-
Front camera5-megapixel (f/2.2)1.1-megapixel
No. of Front Cameras1-
Rear flash-Yes
software
Operating systemAndroid 10BlackBerry OS 10
SkinRealme UI-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.00
Micro-USBYes-
Headphones3.5mm3.5mm
Number of SIMs21
NFC-Yes
Infrared-No
USB OTG-No
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-No
Barometer-No
Temperature sensor-No

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