Want to compare Samsung A21s vs Samsung A31 mobile? You have come to the right place. Here you can find Samsung A21s vs Samsung A31 comparison based on display size, processor speed, camera resolution, user experience, memory size, connectivity strength, and overall dimension.

Related: Check out latest Samsung A21s price in India on Priceo.

On one hand, Samsung A21s gets a vivid screen-size of 6.5 inches (16.51 cm) along with a screen resolution of 720 x 1600 pixels and 270ppi pixel density. Supporting the primary camera is 8MP Wide Angle, Ultra-Wide Angle lens, and two similar 2MP cameras for depth sensing. Galaxy A21s is powered by a 2GHz octa-core Samsung Exynos 8 Octa chipset.

On the other hand,Samsung Galaxy features a 6.4-inch FHD+ Super AMOLED display, having a screen resolution of 1080 x 2400 pixels. The bezel-less waterdrop notch display offers an aspect ratio of 20:9 and a pixel density of 411ppi.Samsung Galaxy A31 uses MediaTek Helio P65 chipset and is powered by an Octa-core processor setup including 2GHz Cortex A75 Dual-core and 1.7GHz Cortex A55 Hexa core.

Our recommendation: We recommend you to buy Samsung A31 over Samsung A21s because it has better Processor , GPU and camera as compared to the Samsung A21s.

Samsung A21s vs Samsung A31 Comparison Table

Key Specs
Display6.50-inch6.40-inch
ProcessorSamsung Exynos 850MediaTek Helio P65
Front Camera13-megapixel20-megapixel
Rear Camera48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel48-megapixel + 8-megapixel + 5-megapixel + 5-megapixel
RAM4GB6GB
Storage64GB128GB
Battery Capacity5000mAh5000mAh
OSAndroid 10Android 10
Resolution720×1600 pixels1080×2400 pixels
 
General
BrandSamsungSamsung
ModelGalaxy A21sGalaxy A31
Release dateMay 15, 2020March 24, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.60 x 75.30 x 8.90159.30 x 73.10 x 8.60
Weight (g)191.00185.00
Battery capacity (mAh)50005000
Removable batteryNoNo
Fast chargingProprietaryProprietary
ColoursWhite, Black, BluePrism Crush Black, Prism Crush Blue, Prism Crush White
Wireless chargingNo
Display
Screen size (inches)6.506.40
TouchscreenYesYes
Resolution720×1600 pixels1080×2400 pixels
Aspect ratio20:9
Hardware
Processor2GHz octa-core2GHz octa-core (2x2GHz + 6×1.7GHz)
Processor makeSamsung Exynos 850MediaTek Helio P65
RAM4GB6GB
Internal storage64GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512512
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)48-megapixel (f/2.0) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4)
Rear flashYesYes
Front camera13-megapixel (f/2.2)20-megapixel (f/2.2)
Rear autofocusYes
Software
Operating systemAndroid 10Android 10
SkinOne UIOne UI 2.1
Connectivity
Wi-FiYesYes
BluetoothYes, v 5.00Yes
NFCYesYes
Headphones3.5mm
Wi-Fi standards supported802.11 a/b/g/n
GPSYes
USB Type-CYes
Number of SIMs2
Sensors
Fingerprint sensorYes
Face unlockYes
In-Display Fingerprint SensorYes
Compass/ MagnetometerYes
Proximity sensorYes
AccelerometerYes
Ambient light sensorYes
Sim 1
SIM TypeNano-SIM
GSM/CDMAGSM
3GYes
4G/ LTEYes
Sim 2
SIM TypeNano-SIM
GSM/CDMAGSM
3GYes
4G/ LTEYes