Samsung Galaxy A02 vs Samsung Galaxy A3 Duo comparison

Show Only Differences Highlight Differences	Samsung Galaxy A02	Samsung Galaxy A3 Duos
key specs
Display	6.50-inch	4.50-inch
Processor	quad-core	1.2GHz quad-core
Front Camera	5-megapixel	5-megapixel
Rear Camera	13-megapixel + 2-megapixel	8-megapixel
RAM	3GB	1GB
Storage	32GB, 64GB	16GB
Battery Capacity	5000mAh	1900mAh
OS	Android 10	Android 4.4
Resolution	720x1600 pixels	540x960 pixels
general
Brand	Samsung	Samsung
Model	Galaxy A02	Galaxy A3 Duos
Release date	January 27, 2021	February 1, 2015
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	164.00 x 75.90 x 9.10	130.10 x 65.50 x 6.90
Weight (g)	206.00	110.30
Battery capacity (mAh)	5000	1900
Removable battery	No	No
Colours	Denim Black, Denim Blue, Denim Gray, Denim Red	Blue, White, Gold
display
Screen size (inches)	6.50	4.50
Touchscreen	Yes	Yes
Resolution	720x1600 pixels	540x960 pixels
hardware
Processor	quad-core	1.2GHz quad-core
RAM	3GB	1GB
Internal storage	32GB, 64GB	16GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	1000	64
Dedicated microSD slot	Yes	-
camera
Rear camera	13-megapixel (f/1.9) + 2-megapixel (f/2.4)	8-megapixel
Rear autofocus	Yes	-
Rear flash	Yes	LED
Front camera	5-megapixel (f/2.0)	5-megapixel
Pop-Up Camera	No	-
Front autofocus	No	-
Front flash	No	-
software
Operating system	Android 10	Android 4.4
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 b/g/n
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 4.00
NFC	No	Yes
Micro-USB	Yes	-
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
Wi-Fi Direct	Yes	No
Mobile High-Definition Link (MHL)	No	No
Active 4G on both SIM cards	Yes	-
Infrared	-	No
USB OTG	-	No
FM	-	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	No
sensors
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	No
Compass/ Magnetometer	-	Yes
Gyroscope	-	No
Barometer	-	No
Temperature sensor	-	No

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