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Samsung Galaxy M21 (6GB RAM, 128GB) vs Samsung Galaxy J7 Prime

Samsung Galaxy M21 (6GB RAM, 128GB) vs Samsung Galaxy J7 Prime comparison

Show Only Differences Highlight Differences	Samsung Galaxy M21 (6GB RAM, 128GB)	Samsung Galaxy J7 Prime (16GB)
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	5.50-inch
Processor	Samsung Exynos 9611	Samsung Exynos 7 Octa 7870
Front Camera	20-megapixel	8-megapixel
Rear Camera	48-megapixel + 8-megapixel + 5-megapixel	13-megapixel
RAM	6GB	3GB
Storage	128GB	16GB
Battery Capacity	6000mAh	3300mAh
OS	Android 10	Android 6.0
Resolution	2340x1080 pixels	1080x1920 pixels
general
Brand	Samsung	Samsung
Model	Galaxy M21	Galaxy J7 Prime
Release date	March 18, 2020	September 1, 2016
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Thickness	8.9	-
Weight (g)	188.00	167.00
Battery capacity (mAh)	6000	3300
Removable battery	No	No
Fast charging	Proprietary	-
Wireless charging	No	-
Colours	Iceberg Blue, Midnight Blue, Raven Black	Gold, Black
Dimensions (mm)	-	151.50 x 74.90 x 8.10
display
Screen size (inches)	6.40	5.50
Touchscreen	Yes	Yes
Resolution	2340x1080 pixels	1080x1920 pixels
Protection type	Gorilla Glass	Gorilla Glass
Aspect ratio	19.5:9	16:9
Pixels per inch (PPI)	-	401
hardware
Processor	1.7GHz octa-core (4x1.7GHz + 4x2.3GHz)	1.6GHz octa-core
Processor make	Samsung Exynos 9611	Samsung Exynos 7 Octa 7870
RAM	6GB	3GB
Internal storage	128GB	16GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	256
camera
Rear camera	48-megapixel + 8-megapixel + 5-megapixel	13-megapixel (f/1.9)
Rear autofocus	Yes	Yes
Rear flash	Yes	LED
Front camera	20-megapixel	8-megapixel (f/1.9)
Front flash	No	-
software
Operating system	Android 10	Android 6.0
Skin	One UI 2.0	-
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g	-
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 4.10
USB Type-C	Yes	-
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
NFC	-	No
Infrared	-	No
USB OTG	-	Yes
Micro-USB	-	Yes
FM	-	Yes
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
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	No
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	No
Gyroscope	-	No
Barometer	-	No
Temperature sensor	-	No

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