Samsung Galaxy M21s vs Samsung Galaxy A40 comparison

Show Only Differences Highlight Differences	Samsung Galaxy M21s	Samsung Galaxy A40s
key specs
Display	6.40-inch	6.40-inch
Processor	Samsung Exynos 9611	Samsung Exynos 7904
Front Camera	32-megapixel	Unspecified
Rear Camera	64-megapixel + 8-megapixel + 5-megapixel	13-megapixel + 5-megapixel + 5-megapixel
RAM	4GB	6GB
Storage	64GB	64GB
Battery Capacity	6000mAh	5000mAh
OS	Android 10	Android 9 Pie
Resolution	1080x2340 pixels	-
general
Brand	Samsung	Samsung
Model	Galaxy M21s	Galaxy A40s
Release date	November 5, 2020	April 1, 2019
Launched in India	No	No
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	159.20 x 75.10 x 8.90	-
Weight (g)	191.00	-
Battery capacity (mAh)	6000	5000
Fast charging	Proprietary	-
Colours	Black, Blue	-
display
Screen size (inches)	6.40	6.40
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	-
hardware
Processor	8 MHz	octa-core
Processor make	Samsung Exynos 9611	Samsung Exynos 7904
RAM	4GB	6GB
Internal storage	64GB	64GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	-
Dedicated microSD slot	Yes	-
camera
Rear camera	64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2)	13-megapixel + 5-megapixel + 5-megapixel
Front camera	32-megapixel (f/2.0)	Unspecified
Rear autofocus	-	Yes
Rear flash	-	Yes
software
Operating system	Android 10	Android 9 Pie
Skin	One UI Core	One UI
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	-
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes
USB Type-C	Yes	Yes
Headphones	3.5mm	-
Number of SIMs	2	2
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
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	-
Gyroscope	Yes	-

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