Realme C21 vs BlackBerry Z30 comparison

Compare Realme C21
Compare BlackBerry Z30
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 S4 Pro
Front Camera5-megapixel 2-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 8-megapixel
RAM3GB, 4GB2GB
Storage32GB, 64GB16GB
Battery Capacity5000mAh2880mAh
OSAndroid 10BlackBerry OS 10.2
Resolution720x1600 pixels720x1280 pixels
general
BrandRealmeBlackBerry
ModelC21Z30
Release dateApril 8, 2021September 1, 2013
Launched in IndiaYes-
Dimensions (mm)165.20 x 76.40 x 8.90140.70 x 72.00 x 9.40
Weight (g)190.00170.00
Battery capacity (mAh)50002880
ColoursCross Black, Cross Blue-
Form factor-Touchscreen
Removable battery-No
display
Screen size (inches)6.505.00
TouchscreenYesYes
Resolution720x1600 pixels720x1280 pixels
Pixels per inch (PPI)-295
hardware
Processorocta-core1.7GHz dual-core
Processor makeMediaTek Helio G35Qualcomm Snapdragon S4 Pro
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-
Front camera5-megapixel (f/2.2)2-megapixel
No. of Front Cameras1-
Rear flash-LED
software
Operating systemAndroid 10BlackBerry OS 10.2
SkinRealme UI-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 a/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-Yes
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
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 sensorYesNo
Gyroscope-Yes
Barometer-No
Temperature sensor-No

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