Samsung Galaxy A21s vs Samsung Galaxy J7 (2017) comparison

Compare Samsung Galaxy A21s
Compare Samsung Galaxy J7 (2017)
key specs
Display6.50-inch5.50-inch
ProcessorSamsung Exynos 850Exynos 7870
Front Camera13-megapixel 13-megapixel
Rear Camera48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel 13-megapixel
RAM4GB3GB
Storage64GB16GB
Battery Capacity5000mAh3600mAh
OSAndroid 10Android 7.0
Resolution720x1600 pixels1080x1920 pixels
general
BrandSamsungSamsung
ModelGalaxy A21sGalaxy J7 (2017)
Release date15th May 2020June 2017
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)163.60 x 75.30 x 8.90146.30 x 71.30 x 7.90
Weight (g)191.00-
Battery capacity (mAh)50003600
Removable batteryNoYes
Fast chargingProprietary-
ColoursWhite, Black, BlueBlack, Gold
display
Screen size (inches)6.505.50
TouchscreenYesYes
Resolution720x1600 pixels1080x1920 pixels
Aspect ratio-16:9
hardware
Processor2GHz octa-core1.6GHz octa-core
Processor makeSamsung Exynos 850Exynos 7870
RAM4GB3GB
Internal storage64GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
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)13-megapixel (f/1.7)
Rear flashYesLED
Front camera13-megapixel (f/2.2)13-megapixel (f/1.9)
Front flash-LED
software
Operating systemAndroid 10Android 7.0
SkinOne UI-
connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes, v 4.10
NFCYesNo
Headphones3.5mm-
Wi-Fi standards supported-802.11 b/g/n
GPS-Yes
Infrared-No
USB OTG-No
Micro-USB-Yes
FM-Yes
Number of SIMs-2
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sensors
Fingerprint sensorYes-
Compass/ Magnetometer-No
Proximity sensor-Yes
Accelerometer-No
Ambient light sensor-No
Gyroscope-No
Barometer-No
Temperature sensor-No
sim 1
GSM/CDMA-GSM
3G-No
4G/ LTE-Yes
sim 2
GSM/CDMA-GSM
3G-No
4G/ LTE-Yes

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