Samsung Galaxy A21 vs Samsung Galaxy Ace Duo comparison

Show Only Differences Highlight Differences	Samsung Galaxy A21	Samsung Galaxy Ace Duos
key specs
Display	6.50-inch	3.50-inch
Front Camera	13-megapixel	No
Rear Camera	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel	5-megapixel
RAM	3GB	512MB
Storage	32GB	3GB
Battery Capacity	4000mAh	1300mAh
OS	Android 10	Android 2.3
Processor	-	832 MHz one-core
Resolution	-	320x480 pixels
general
Brand	Samsung	Samsung
Model	Galaxy A21	Galaxy Ace Duos
Release date	April 8, 2020	June 1, 2012
Form factor	Touchscreen	Bar
Battery capacity (mAh)	4000	1300
Removable battery	No	Yes
Fast charging	Proprietary	-
Wireless charging	No	-
Colours	Black	-
Alternate names	-	GT-S6802
Dimensions (mm)	-	112.74 x 61.50 x 11.50
Weight (g)	-	122.00
display
Screen size (inches)	6.50	3.50
Touchscreen	Yes	Yes
Resolution	-	320x480 pixels
Pixels per inch (PPI)	-	165
hardware
Processor make	MediaTek Helio P35 (MT6765)	-
RAM	3GB	512MB
Internal storage	32GB	3GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	32
Processor	-	832 MHz one-core
camera
Rear camera	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel	5-megapixel
Rear autofocus	Yes	-
Rear flash	Yes	No
Front camera	13-megapixel	No
Pop-Up Camera	No	-
software
Operating system	Android 10	Android 2.3
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 3.00
Wi-Fi standards supported	-	802.11 b/g/n
NFC	-	No
Infrared	-	No
USB OTG	-	No
Headphones	-	3.5mm
FM	-	Yes
Number of SIMs	-	2
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sensors
Fingerprint sensor	Yes	-
Compass/ Magnetometer	-	No
Proximity sensor	-	No
Accelerometer	-	Yes
Ambient light sensor	-	No
Gyroscope	-	No
Barometer	-	No
Temperature sensor	-	No
sim 1
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	No
sim 2
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	No
4G/ LTE	-	No

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