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Samsung Galaxy A21s vs Xiaomi Mi A2 (6GB RAM, 128GB) comparison

 Compare Samsung Galaxy A21s
Samsung Galaxy A21s (4GB RAM, 64GB)
Compare Xiaomi Mi A2 (6GB RAM, 128GB)
Xiaomi Mi A2 (6GB RAM, 128GB)
key specs
Display6.50-inch5.99-inch
ProcessorSamsung Exynos 850Qualcomm Snapdragon 660
Front Camera13-megapixel 20-megapixel
Rear Camera48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel 12-megapixel + 20-megapixel
RAM4GB6GB
Storage64GB128GB
Battery Capacity5000mAh3000mAh
OSAndroid 10Android 8.1 Oreo
Resolution720x1600 pixels1080x2160 pixels
general
BrandSamsungXiaomi
ModelGalaxy A21sMi A2
Release dateMay 15, 2020July 1, 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.60 x 75.30 x 8.90158.70 x 75.40 x 7.30
Weight (g)191.00168.00
Battery capacity (mAh)50003000
Removable batteryNoNo
Fast chargingProprietary-
ColoursWhite, Black, BlueBlack, Blue, Gold, Red
display
Screen size (inches)6.505.99
TouchscreenYesYes
Resolution720x1600 pixels1080x2160 pixels
Aspect ratio-18:9
Pixels per inch (PPI)-403
hardware
Processor2GHz octa-coreocta-core (4x2.2GHz + 4x1.8GHz)
Processor makeSamsung Exynos 850Qualcomm Snapdragon 660
RAM4GB6GB
Internal storage64GB128GB
Expandable storageYesNo
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512-
Dedicated microSD slotYes-
camera
Rear camera48-megapixel (f/2.0) + 8-megapixel (f/2.0) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)
Rear flashYesDual LED
Front camera13-megapixel (f/2.2)20-megapixel (f/2.2, 1.0-micron)
Rear autofocus-Phase detection autofocus
Front flash-LED
software
Operating systemAndroid 10Android 8.1 Oreo
SkinOne UI-
connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes, v 5.00
NFCYesYes
Headphones3.5mmNo
Wi-Fi standards supported-802.11 a/b/g/n/ac
GPS-Yes
USB OTG-Yes
Number of SIMs-2
Wi-Fi Direct-Yes
sensors
Fingerprint sensorYesYes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
Gyroscope-Yes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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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