Vivo Y21 vs Redmi 8A Dual comparison

Compare Vivo Y21
Compare Redmi 8A Dual
key specs
Display6.50-inch6.22-inch
ProcessorMediaTek Helio P35 Qualcomm Snapdragon 439
Front Camera8-megapixel 8-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel + 2-megapixel
RAM4GB2GB
Storage128GB32GB
Battery Capacity5000mAh5000mAh
OSAndroid 11Android 9.0
Resolution720x1600 pixels720x1520 pixels
general
BrandVivoXiaomi
ModelY21Redmi 8A Dual
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)164.26 x 76.08 x 8.00156.48 x 75.41 x 9.40
Weight (g)182.00188.00
Battery capacity (mAh)50005000
Fast chargingProprietaryProprietary
ColoursMidnight Blue, Diamond BlackSky White, Sea Blue, Midnight Grey
Release date-February 11, 2020
display
Screen size (inches)6.506.22
TouchscreenYesYes
Resolution720x1600 pixels720x1520 pixels
Protection type-Gorilla Glass
Aspect ratio-19:9
hardware
Processorocta-core1.45GHz octa-core (4x1.95GHz + 4x1.45GHz)
Processor makeMediaTek Helio P35 (MT6765)Qualcomm Snapdragon 439
RAM4GB2GB
Internal storage128GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000512
Dedicated microSD slotYesYes
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel (f/2.2, 1.12-micron) + 2-megapixel (f/2.4, 1.75-micron)
No. of Rear Cameras2-
Rear autofocusYesYes
Rear flashLEDYes
Front camera8-megapixel (f/2.0)8-megapixel (f/2.0, 1.12-micron)
No. of Front Cameras1-
software
Operating systemAndroid 11Android 9.0
SkinFuntouch OS 11.1MIUI 11
connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes, v 4.20
USB OTGYes-
Wi-Fi standards supported-802.11 b/g/n
GPS-Yes
USB Type-C-Yes
Headphones-3.5mm
Number of SIMs-2
Wi-Fi Direct-Yes
Active 4G on both SIM cards-Yes
sensors
Fingerprint sensorYes-
Face unlock-Yes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
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-Yes

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