Samsung Galaxy A31 vs Samsung Galaxy A7 (2018) comparison

Show Only Differences Highlight Differences	Samsung Galaxy A31	Samsung Galaxy A7 (2018)
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	6.00-inch
Processor	MediaTek Helio P65	2.2GHz octa-core
Front Camera	20-megapixel	24-megapixel
Rear Camera	48-megapixel + 8-megapixel + 5-megapixel + 5-megapixel	24-megapixel + 8-megapixel + 5-megapixel
RAM	6GB	4GB
Storage	128GB	64GB
Battery Capacity	5000mAh	3300mAh
OS	Android 10	Android 8.0
Resolution	1080x2400 pixels	1080x2220 pixels
general
Brand	Samsung	Samsung
Model	Galaxy A31	Galaxy A7 (2018)
Release date	March 24, 2020	September 1, 2018
Launched in India	Yes	Yes
Form factor	Touchscreen	-
Dimensions (mm)	159.30 x 73.10 x 8.60	159.80 x 76.80 x 7.50
Weight (g)	185.00	168.00
Battery capacity (mAh)	5000	3300
Removable battery	No	No
Fast charging	Proprietary	-
Wireless charging	No	No
Colours	Prism Crush Black, Prism Crush Blue, Prism Crush White	Black, Blue, Gold, Pink
display
Screen size (inches)	6.40	6.00
Touchscreen	Yes	Yes
Resolution	1080x2400 pixels	1080x2220 pixels
Aspect ratio	20:9	18.5:9
hardware
Processor	2GHz octa-core (2x2GHz + 6x1.7GHz)	2.2GHz octa-core
Processor make	MediaTek Helio P65	-
RAM	6GB	4GB
Internal storage	128GB	64GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	512
camera
Rear camera	48-megapixel (f/2.0) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4)	24-megapixel (f/1.7) + 8-megapixel (f/2.4) + 5-megapixel (f/2.2)
Rear autofocus	Yes	Yes
Rear flash	Yes	Yes
Front camera	20-megapixel (f/2.2)	24-megapixel (f/2.0)
Front autofocus	-	No
Front flash	-	Yes
software
Operating system	Android 10	Android 8.0
Skin	One UI 2.1	-
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 5.00
NFC	Yes	No
USB Type-C	Yes	-
Number of SIMs	2	2
FM	-	Yes
Active 4G on both SIM cards	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	-
3G	Yes	-
4G/ LTE	Yes	-
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	-
3G	Yes	-
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	Yes
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Fingerprint sensor	-	Yes
Gyroscope	-	Yes

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