Vivo Y31A vs Vivo Y15 vs Samsung Galaxy Grand 2 comparison

Show Only Differences Highlight Differences	Vivo Y31A	Vivo Y15	Samsung Galaxy Grand 2
key specs
Display	4.70-inch	4.50-inch	5.20-inch
Processor	Qualcomm Snapdragon 410	MediaTek MT6582	Qualcomm Snapdragon 400
Front Camera	2-megapixel	2-megapixel	1.9-megapixel
Rear Camera	8-megapixel	5-megapixel	8-megapixel
RAM	1GB	512MB	1.5GB
Storage	16GB	4GB	8GB
Battery Capacity	2100mAh	1900mAh	2600mAh
OS	Android 5.0	Android 4.2.2	Android 4.3
Resolution	540x960 pixels	480x854 pixels	720x1280 pixels
general
Brand	Vivo	Vivo	Samsung
Model	Y31A	Y15	Galaxy Grand 2
Release date	March 1, 2016	December 1, 2014	November 1, 2013
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	137.20 x 68.70 x 8.30	130.40 x 65.85 x 8.98	146.80 x 75.30 x 8.90
Weight (g)	141.00	130.00	163.00
Battery capacity (mAh)	2100	1900	2600
Removable battery	No	Yes	Yes
Colours	White, Black	White, Black	White, Black, Pink
SAR value	-	0.81	-
display
Screen size (inches)	4.70	4.50	5.20
Touchscreen	Yes	Yes	Yes
Resolution	540x960 pixels	480x854 pixels	720x1280 pixels
Pixels per inch (PPI)	-	218	280
hardware
Processor	quad-core	1.3GHz quad-core	1.2GHz quad-core
Processor make	Qualcomm Snapdragon 410	MediaTek MT6582	Qualcomm Snapdragon 400
RAM	1GB	512MB	1.5GB
Internal storage	16GB	4GB	8GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	128	128	64
camera
Rear camera	8-megapixel	5-megapixel	8-megapixel
Rear flash	LED	Yes	LED
Front camera	2-megapixel	2-megapixel	1.9-megapixel
software
Operating system	Android 5.0	Android 4.2.2	Android 4.3
Skin	Funtouch OS 4.5	Funtouch OS	-
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 g/n	802.11 b/g/n	802.11 a/b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.00	Yes	Yes, v 4.00
NFC	No	No	No
Infrared	No	No	No
USB OTG	No	No	No
Headphones	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes
Number of SIMs	2	2	2
Wi-Fi Direct	No	No	Yes
Mobile High-Definition Link (MHL)	No	No	No
sim 1
SIM Type	Regular	-	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	No	Yes
sim 2
SIM Type	Regular	-	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	No	No	No
sensors
Compass/ Magnetometer	No	No	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	No	Yes	Yes
Gyroscope	No	No	No
Barometer	No	No	No
Temperature sensor	No	No	No
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	-

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