Vivo Y17 vs Vivo Y31 2021

Key Specs

Battery
Battery	5000 mAh	5000 mAh
Display
Display	6.35 inches (16.13 cm)	6.58 inches (16.71 cm)
Front Camera
Front Camera	20 MP	16 MP
Processor
Processor	MediaTek Helio P35	Qualcomm Snapdragon 662
RAM
RAM	4 GB	6 GB
Rear Camera
Rear Camera	13 MP + 8 MP + 2 MP	48 MP + 2 MP + 2 MP

Battery

Capacity
Capacity	5000 mAh	5000 mAh
Quick Charging
Quick Charging	Yes, Fast, 18W	Yes, Fast, 18W: 70 % in 64 minutes
Removable
Removable	No	No
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	No	Yes

Design

Build Material
Build Material	Back: Plastic	-
Colours
Colours	Mineral Blue, Mystic Purple	Ocean Blue, Racing Black
Height
Height	159.4 mm	163.8 mm
Thickness
Thickness	8.9 mm	8.3 mm
Weight
Weight	190.5 grams	188 grams
Width
Width	76.7 mm	75.3 mm

Display

Aspect Ratio
Aspect Ratio	19.3:9	20:9
Bezel-less display
Bezel-less display	Yes with waterdrop notch	Yes with waterdrop notch
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	268 ppi	401 ppi
Refresh Rate
Refresh Rate	-	60 Hz
Resolution
Resolution	720x1544 px (HD+)	1080x2408 px (FHD+)
Screen Size
Screen Size	6.35 inches (16.13 cm)	6.58 inches (16.71 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	81.91 %	84.75 %
Screen to Body Ratio (claimed by the brand)
Screen to Body Ratio (claimed by the brand)	89 %	90.7 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
Camera Setup	Single	Single
Flash
Flash	-	Yes, Screen flash
Resolution
Resolution	20 MP f/2.0, Primary Camera	16 MP f/2.0, Wide Angle, Primary Camera(3" sensor size, 1µm pixel size)
Video Recording
Video Recording	-	1920x1080 @ 30 fps

Not sure which
mobile to buy?

General

Brand
Brand	vivo	vivo
Custom UI
Custom UI	Funtouch OS	Funtouch OS
Launch Date
Launch Date	April 24, 2019 (Official)	January 20, 2021 (Official)
Operating System
Operating System	Android v9.0 (Pie)	Android v11

Main Camera

Autofocus
Autofocus	Yes	Yes
Camera Features
Camera Features	Digital Zoom Auto Flash Face detection Touch to focus	Digital Zoom Auto Flash Custom Watermark Face detection Touch to focus
Camera Setup
Camera Setup	Triple	Triple
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	4128 x 3096 Pixels	8000 x 6000 Pixels
Resolution
Resolution	13 MP f/2.2, Primary Camera 8 MP f/2.2, Ultra-Wide Angle Camera 2 MP f/2.2, Depth Camera	48 MP f/1.79, Wide Angle, Primary Camera(2" sensor size, 0.8µm pixel size)2 MP f/2.4, Depth Camera 2 MP f/2.4, Macro Camera
Sensor
Sensor	CMOS image sensor	-
Settings
Settings	Exposure compensation, ISO control	Exposure compensation
Shooting Modes
Shooting Modes	Continuous Shooting High Dynamic Range mode (HDR)	Continuous Shooting High Dynamic Range mode (HDR) Macro Mode
Video Recording
Video Recording	-	3840x2160 @ 30 fps

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes	Yes
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v5.0	Yes, v5.0
GPS
GPS	Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
NFC	-	No
Network Support
Network Support	5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
SAR Value	Head: 1.007 W/kg, Body: 0.752 W/kg	Head: 0.87 W/kg, Body: 0.39 W/kg
SIM 1
SIM 1	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM Size	-	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM, Dual VoLTE	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	Mass storage device, USB charging, microUSB 2.0	Mass storage device, USB charging
VoLTE
VoLTE	Yes	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n) 5GHz	Yes, Wi-Fi 4 (802.11 b/g/n) 5GHz
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	64 bit	64 bit
CPU
CPU	Octa core, 2.3 GHz, Cortex A53	Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Chipset
Chipset	MediaTek Helio P35	Qualcomm Snapdragon 662
Fabrication
Fabrication	12 nm	11 nm
Graphics
Graphics	PowerVR GE8320	Adreno 610
RAM type
RAM Type	LPDDR3	-

Sensors

Fingerprint Sensor
Fingerprint Sensor	Yes	Yes
Fingerprint Sensor Position
Fingerprint Sensor Position	Rear	Side
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope	Light sensor, Proximity sensor, Accelerometer, Compass

Storage

Expandable Memory
Expandable Memory	No	Yes, Up to 1 TB
Internal Memory
Internal Memory	128 GB	128 GB
Storage Type
Storage Type	eMMC 5.1	-
USB OTG
USB OTG	Yes	Yes
User Available Storage
User Available Storage	Up to 113 GB	-