Lava Iris X1 8gb vs Vivo Y71i

Key Specs

Battery
Battery	1800 mAh	3360 mAh
Display
Display	4.5 inches (11.43 cm)	6.0 inches (15.24 cm)
Front Camera
Front Camera	2 MP	5 MP
Processor
Processor	-	Qualcomm Snapdragon 425 MSM8917
RAM
RAM	-	2 GB
Rear Camera
Rear Camera	8 MP	8 MP

Battery

Capacity
Capacity	1800 mAh	3360 mAh
Removable
Removable	-	No
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	-	No

Camera

Autofocus
Autofocus	Yes	-
Camera Features
Camera Features	Digital Zoom Auto Flash	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, Dual LED Flash	-
Image Resolution
Image Resolution	3264 x 2448 Pixels	-
Resolution
Resolution	2 MP, Primary Camera	-
Sensor
Sensor	Back-illuminated sensor (BSI)	-

Design

Build Material
Build Material	-	Back: Aluminium
Colours
Colours	Black, White	Black, Gold
Height
Height	134 mm	155.8 mm
Thickness
Thickness	8.9 mm	7.8 mm
Weight
Weight	138 grams	150 grams
Width
Width	66 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	218 ppi	268 ppi
Resolution
Resolution	-	720x1440 px (HD+)
Screen Protection
Screen Protection	Yes	-
Screen Size
Screen Size	4.5 inches (11.43 cm)	6.0 inches (15.24 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	63.08 %	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

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Front Camera

Flash
Flash	-	Yes, Screen flash
Resolution
Resolution	-	5 MP f/2.2, Primary Camera

General

Brand
Brand	Lava	vivo
Custom UI
Custom UI	-	Funtouch OS
Launch Date
Launch Date	August 12, 2014 (Official)	July 23, 2018 (Official)
Operating System
Operating System	Android v4.4.2 (KitKat)	Android v8.1 (Oreo)

Main Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	3264 x 2448 Pixels
Resolution
Resolution	-	8 MP f/2.0, Primary Camera
Sensor
Sensor	-	CMOS image sensor
Settings
Settings	-	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	-	Continuous Shooting High Dynamic Range mode (HDR)

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes	Yes
Fm Radio
FM Radio	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
Network Support
Network Support	5G Not 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	3G Bands: UMTS 2100 MHz 2G Bands: GSM 1800 / 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 / 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: 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

Performance

Architecture
Architecture	32 bit	64 bit
CPU
CPU	Quad core, 1.2 GHz	Quad core, 1.4 GHz, Cortex A53
Chipset
Chipset	-	Qualcomm Snapdragon 425 MSM8917
Fabrication
Fabrication	-	28 nm
Graphics
Graphics	VideoCore IV	Adreno 308
RAM type
RAM Type	-	LPDDR3
Ram
RAM	1 GB	-

Sensors

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

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 256 GB
Internal Memory
Internal Memory	8 GB	16 GB
Storage Type
Storage Type	-	eMMC 5.1
USB OTG
USB OTG	Yes	Yes