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Vivo Y21 vs Xolo Black 1X comparison

 Compare Vivo Y21
Vivo Y21
Compare Xolo Black 1X
Xolo Black 1X
key specs
Display6.50-inch5.00-inch
ProcessorMediaTek Helio P35 MediaTek MT6753
Front Camera8-megapixel 5-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel
RAM4GB3GB
Storage128GB32GB
Battery Capacity5000mAh2400mAh
OSAndroid 11Android 5.1
Resolution720x1600 pixels1080x1920 pixels
general
BrandVivoXolo
ModelY21Black 1X
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)164.26 x 76.08 x 8.00144.60 x 72.00 x 7.60
Weight (g)182.00125.00
Battery capacity (mAh)50002400
Fast chargingProprietary-
ColoursMidnight Blue, Diamond Black-
Release date-October 1, 2015
Removable battery-No
display
Screen size (inches)6.505.00
TouchscreenYesYes
Resolution720x1600 pixels1080x1920 pixels
Pixels per inch (PPI)-441
hardware
Processorocta-core1.3GHz octa-core
Processor makeMediaTek Helio P35 (MT6765)MediaTek MT6753
RAM4GB3GB
Internal storage128GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000128
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel
No. of Rear Cameras2-
Rear autofocusYes-
Rear flashLEDYes
Front camera8-megapixel (f/2.0)5-megapixel
No. of Front Cameras1-
Front flash-Yes
software
Operating systemAndroid 11Android 5.1
SkinFuntouch OS 11.1HIVE Atlas
connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes
USB OTGYesYes
Wi-Fi standards supported-802.11 b/g/n
GPS-Yes
NFC-No
Infrared-No
Headphones-3.5mm
FM-Yes
Number of SIMs-2
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sensors
Fingerprint sensorYes-
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-No
Ambient light sensor-Yes
Gyroscope-Yes
Barometer-No
Temperature sensor-No
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-No

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