Samsung Galaxy A51 vs Samsung Galaxy A3 (2017) comparison

Show Only Differences Highlight Differences	Samsung Galaxy A51	Samsung Galaxy A3 (2017)
ratings
Overall NDTV Rating	Read Review	-
Design Rating		-
Display Rating		-
Software Rating		-
Performance Rating		-
Battery Life Rating		-
Camera Rating		-
Value for Money Rating		-
key specs
Display	6.50-inch	4.70-inch
Front Camera	32-megapixel	8-megapixel
Rear Camera	48-megapixel + 12-megapixel + 5-megapixel + 5-megapixel	13-megapixel
RAM	6GB	2GB
Storage	128GB	16GB
Battery Capacity	4000mAh	2350mAh
OS	Android 10	Android 6.0
Resolution	1080x2400 pixels	720x1280 pixels
Processor	-	1.6GHz octa-core
general
Brand	Samsung	Samsung
Model	Galaxy A51	Galaxy A3 (2017)
Release date	January 1, 2020	January 1, 2017
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	158.50 x 73.60 x 7.90	135.40 x 66.20 x 7.90
Weight (g)	172.00	-
Battery capacity (mAh)	4000	2350
Fast charging	Proprietary	-
Colours	Prism Crush Blue, Prism Crush Black, Prism Crush Pink, Prism Crush White	Black Sky, Blue Mist, Gold Sand, Peach Cloud
Removable battery	-	No
display
Screen size (inches)	6.50	4.70
Touchscreen	Yes	Yes
Resolution	1080x2400 pixels	720x1280 pixels
hardware
Processor make	Samsung Exynos 9611	-
RAM	6GB	2GB
Internal storage	128GB	16GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	256
Dedicated microSD slot	Yes	-
Processor	-	1.6GHz octa-core
camera
Rear camera	48-megapixel (f/2.0) + 12-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4)	13-megapixel
Front camera	32-megapixel (f/2.2)	8-megapixel
software
Operating system	Android 10	Android 6.0
Skin	One UI 2.0	-
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 ac	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 4.20
NFC	Yes	Yes
USB OTG	Yes	No
USB Type-C	Yes	-
Headphones	3.5mm	Yes
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi Direct	Yes	No
Active 4G on both SIM cards	Yes	-
Infrared	-	No
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	-
3G	Yes	No
4G/ LTE	Yes	No
sim 2
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	-
3G	Yes	No
4G/ LTE	Yes	No
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	-
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	No
Gyroscope	Yes	No
Barometer	-	Yes
Temperature sensor	-	No

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