Want to compare Samsung A31 vs Samsung A21S mobile? You have come to the right place. Here you can find Samsung A31 vs Samsung A21S comparison based on display size, processor speed, camera resolution, user experience, memory size, connectivity strength, and overall dimension.

Related: Check out latest Samsung A31 price in India on Priceo.

On one hand, Samsung A31 features a 6.4-inch FHD+ Super AMOLED display, having a screen resolution of 1080 x 2400 pixels. The screen to body ratio of the device is 84.92%. The best-in-class 6GB RAM and Mali-G52 GPU offers seamless gaming and multitasking experience. Samsung Galaxy A31 boasts of a massive 128GB internal storage that can be expanded up to 512GB.

On the other hand,The Samsung Galaxy  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. Additionally, to add on to the premium look of the phone, the bezel-less PLS TFT LCD display gets a punch-hole in its display.  For high-resolution photographic experience, Galaxy A21s features a triple camera set-up, with a 48MP primary camera. Supporting the primary camera is 8MP Wide Angle, Ultra-Wide Angle lens, and two similar 2MP cameras for depth sensing. For the selfie lovers, Samsung has placed a 13MP front camera in the punch-hole of the display, enabling the users to fetch splendid images along with a smooth video-calling experience.

Our recommendation: We recommend you to buy Samsung A21S over Samsung A31 because it is a much better option in less price.

Samsung A31 vs Samsung A21S Comparison Table

Key Specs
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
Battery Capacity5000mAh5000mAh
OSAndroid 10Android 10
Resolution720×1600 pixels1080×2400 pixels
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
Screen size (inches)6.506.40
Resolution720×1600 pixels1080×2400 pixels
Aspect ratio20:9
Processor2GHz octa-core2GHz octa-core (2x2GHz + 6×1.7GHz)
Processor makeSamsung Exynos 850MediaTek Helio P65
Internal storage64GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512512
Dedicated microSD slotYes
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
Operating systemAndroid 10Android 10
SkinOne UIOne UI 2.1
BluetoothYes, v 5.00Yes
Wi-Fi standards supported802.11 a/b/g/n
USB Type-CYes
Number of SIMs2
Fingerprint sensorYes
Face unlockYes
In-Display Fingerprint SensorYes
Compass/ MagnetometerYes
Proximity sensorYes
Ambient light sensorYes
Sim 1
SIM TypeNano-SIM
4G/ LTEYes
Sim 2
SIM TypeNano-SIM
4G/ LTEYes