Samsung Galaxy A21 vs Samsung Galaxy J4 comparison

Show Only Differences Highlight Differences	Samsung Galaxy A21	Samsung Galaxy J4
key specs
Display	6.50-inch	5.50-inch
Front Camera	13-megapixel	5-megapixel
Rear Camera	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel	13-megapixel
RAM	3GB	2GB
Storage	32GB	16GB
Battery Capacity	4000mAh	3000mAh
OS	Android 10	Android 8.0
Processor	-	Samsung Exynos 7570
Resolution	-	720x1280 pixels
general
Brand	Samsung	Samsung
Model	Galaxy A21	Galaxy J4
Release date	April 8, 2020	May 1, 2018
Form factor	Touchscreen	Touchscreen
Battery capacity (mAh)	4000	3000
Removable battery	No	Yes
Fast charging	Proprietary	-
Wireless charging	No	-
Colours	Black	Black, Orchid Gray, Gold
Launched in India	-	Yes
Dimensions (mm)	-	151.70 x 77.20 x 8.10
Weight (g)	-	175.00
display
Screen size (inches)	6.50	5.50
Touchscreen	Yes	Yes
Resolution	-	720x1280 pixels
Aspect ratio	-	16:9
hardware
Processor make	MediaTek Helio P35 (MT6765)	Samsung Exynos 7570
RAM	3GB	2GB
Internal storage	32GB	16GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	256
Processor	-	1.4GHz quad-core
camera
Rear camera	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel	13-megapixel (f/1.9)
Rear autofocus	Yes	Yes
Rear flash	Yes	LED
Front camera	13-megapixel	5-megapixel (f/2.2)
Pop-Up Camera	No	-
Front flash	-	LED
software
Operating system	Android 10	Android 8.0
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 4.20
Wi-Fi standards supported	-	802.11 b/g/n
Micro-USB	-	Yes
FM	-	Yes
Number of SIMs	-	2
sensors
Fingerprint sensor	Yes	-
Proximity sensor	-	Yes
Accelerometer	-	Yes
sim 1
SIM Type	-	Micro-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sim 2
SIM Type	-	Micro-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes

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