Vivo Y31l vs Vivo Y71i

Key Specs

Battery
Battery	2200 mAh	3360 mAh
Display
Display	4.7 inches (11.94 cm)	6.0 inches (15.24 cm)
Front Camera
Front Camera	5 MP	5 MP
Processor
Processor	Qualcomm Snapdragon 410 MSM8916	Qualcomm Snapdragon 425 MSM8917
RAM
RAM	1 GB	2 GB
Rear Camera
Rear Camera	8 MP	8 MP

Battery

Capacity
Capacity	2200 mAh	3360 mAh
Removable
Removable	Yes	No
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	No	No

Design

Build Material
Build Material	-	Back: Aluminium
Colours
Colours	Black, White	Black, Gold
Height
Height	137.2 mm	155.8 mm
Thickness
Thickness	8.3 mm	7.8 mm
Weight
Weight	133 grams	150 grams
Width
Width	68.7 mm	75.7 mm

Display

Aspect Ratio
Aspect Ratio	-	18:9
Bezel-less display
Bezel-less display	-	Yes
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	312 ppi	268 ppi
Resolution
Resolution	720x1280 px (HD)	720x1440 px (HD+)
Screen Size
Screen Size	4.7 inches (11.94 cm)	6.0 inches (15.24 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	64.46 %	78.77 %
Screen to Body Ratio (claimed by the brand)
Screen to Body Ratio (claimed by the brand)	-	84.4 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
Autofocus	No	-
Flash
Flash	No	Yes, Screen flash
Resolution
Resolution	5 MP, Primary Camera	5 MP f/2.2, Primary Camera

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General

Brand
Brand	vivo	vivo
Custom UI
Custom UI	-	Funtouch OS
Launch Date
Launch Date	April 13, 2016 (Official)	July 23, 2018 (Official)
Operating System
Operating System	Android v5.1 (Lollipop)	Android v8.1 (Oreo)

Main Camera

Autofocus
Autofocus	Yes	Yes
Camera Features
Camera Features	Digital Zoom Auto Flash Digital image stabilization Face detection Touch to focus	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	Single	Single
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	3264 x 2448 Pixels	3264 x 2448 Pixels
OIS
OIS	No	-
Resolution
Resolution	8 MP, Primary Camera	8 MP f/2.0, Primary Camera
Sensor
Sensor	-	CMOS image sensor
Settings
Settings	ISO control	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	Continuous Shooting High Dynamic Range mode (HDR)	Continuous Shooting High Dynamic Range mode (HDR)

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, v4.0	Yes, v4.2
GPS
GPS	Yes with A-GPS	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: 1.16 W/kg, Body: 0.96 W/kg
SIM 1
SIM 1	4G Bands: TD-LTE 2300(band 40) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 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	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	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: Micro, SIM2: Micro	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	microUSB 2.0	Mass storage device, USB charging, microUSB 2.0
VoLTE
VoLTE	-	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	64 bit	64 bit
CPU
CPU	Quad core, 1.2 GHz, Cortex A53	Quad core, 1.4 GHz, Cortex A53
Chipset
Chipset	Qualcomm Snapdragon 410 MSM8916	Qualcomm Snapdragon 425 MSM8917
Fabrication
Fabrication	-	28 nm
Graphics
Graphics	Adreno 306	Adreno 308
RAM type
RAM Type	-	LPDDR3

Sensors

Fingerprint Sensor
Fingerprint Sensor	No	No
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer, Compass	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Storage

Expandable Memory
Expandable Memory	Yes, Up to 128 GB	Yes, Up to 256 GB
Internal Memory
Internal Memory	16 GB	16 GB
Storage Type
Storage Type	-	eMMC 5.1
USB OTG
USB OTG	-	Yes