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Samsung Galaxy M21 (6GB RAM, 128GB) vs Xiaomi Mi A2

Samsung Galaxy M21 (6GB RAM, 128GB) vs Xiaomi Mi A2 comparison

Show Only Differences Highlight Differences	Samsung Galaxy M21 (6GB RAM, 128GB)	Xiaomi Mi A2 (4GB RAM, 64GB)
ratings
Overall NDTV Rating	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.40-inch	5.99-inch
Processor	Samsung Exynos 9611	Qualcomm Snapdragon 660
Front Camera	20-megapixel	20-megapixel
Rear Camera	48-megapixel + 8-megapixel + 5-megapixel	12-megapixel + 20-megapixel
RAM	6GB	4GB
Storage	128GB	64GB
Battery Capacity	6000mAh	3000mAh
OS	Android 10	Android 8.1 Oreo
Resolution	2340x1080 pixels	1080x2160 pixels
general
Brand	Samsung	Xiaomi
Model	Galaxy M21	Mi A2
Release date	March 18, 2020	July 1, 2018
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Thickness	8.9	-
Weight (g)	188.00	168.00
Battery capacity (mAh)	6000	3000
Removable battery	No	No
Fast charging	Proprietary	-
Wireless charging	No	-
Colours	Iceberg Blue, Midnight Blue, Raven Black	Black, Gold, Lake Blue, Rose Gold
Dimensions (mm)	-	158.70 x 75.40 x 7.30
display
Screen size (inches)	6.40	5.99
Touchscreen	Yes	Yes
Resolution	2340x1080 pixels	1080x2160 pixels
Protection type	Gorilla Glass	-
Aspect ratio	19.5:9	18:9
Pixels per inch (PPI)	-	403
hardware
Processor	1.7GHz octa-core (4x1.7GHz + 4x2.3GHz)	octa-core (4x2.2GHz + 4x1.8GHz)
Processor make	Samsung Exynos 9611	Qualcomm Snapdragon 660
RAM	6GB	4GB
Internal storage	128GB	64GB
Expandable storage	Yes	No
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	-
camera
Rear camera	48-megapixel + 8-megapixel + 5-megapixel	12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)
Rear autofocus	Yes	Phase detection autofocus
Rear flash	Yes	Dual LED
Front camera	20-megapixel	20-megapixel (f/2.2, 1.0-micron)
Front flash	No	LED
software
Operating system	Android 10	Android 8.1 Oreo
Skin	One UI 2.0	-
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 5.00
USB Type-C	Yes	-
Headphones	3.5mm	No
Number of SIMs	2	2
NFC	-	Yes
USB OTG	-	Yes
Wi-Fi Direct	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	-	Yes

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