Lava Z3 vs Lava Z81 16gb

Key Specs

Battery
Battery	5000 mAh	3000 mAh
Display
Display	6.51 inches (16.54 cm)	5.7 inches (14.48 cm)
Front Camera
Front Camera	5 MP	13 MP
Processor
Processor	MediaTek	MediaTek Helio A22
RAM
RAM	3 GB	2 GB
Rear Camera
Rear Camera	8 MP + 0.08 MP	13 MP

Battery

Capacity
Capacity	5000 mAh	3000 mAh
Removable
Removable	No	No
Standby time
Standby Time	-	Up to 319 Hours(2G)
TalkTime
TalkTime	-	Up to 19.3 Hours(3G)
Type
Type	Li-Polymer	Li-Polymer
USB Type-C
USB Type-C	Yes	No

Design

Colours
Colours	Striped Blue, Striped Cyan	Black, Gold
Height
Height	164.5 mm	152.2 mm
Thickness
Thickness	8.9 mm	7.9 mm
Weight
Weight	-	141.6 grams
Width
Width	75.8 mm	73 mm

Display

Aspect Ratio
Aspect Ratio	20:9	18:9
Bezel-less display
Bezel-less display	Yes with waterdrop notch	Yes
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	270 ppi	282 ppi
Resolution
Resolution	720x1600 px (HD+)	720x1440 px (HD+)
Screen Protection
Screen Protection	-	Corning Gorilla Glass v3
Screen Size
Screen Size	6.51 inches (16.54 cm)	5.7 inches (14.48 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	82.06 %	75.46 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

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

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General

Brand
Brand	Lava	Lava
Custom UI
Custom UI	-	Star OS
Launch Date
Launch Date	November 16, 2021 (Official)	December 19, 2018 (Official)
Operating System
Operating System	Android v11	Android v8.1 (Oreo)

Main Camera

Autofocus
Autofocus	Yes	Yes
Camera Features
Camera Features	Digital Zoom Auto Flash	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	Dual	Single
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	3264 x 2448 Pixels	4128 x 3096 Pixels
Resolution
Resolution	8 MP f/2.0, Primary Camera(1.12µm pixel size)0.08 MP	13 MP, Primary Camera
Settings
Settings	-	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	High Dynamic Range mode (HDR)	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
Video Recording	1920x1080 @ 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, v4.1
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
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 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 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 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM Size	SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	Mass storage device, USB charging	Mass storage device, USB charging, microUSB
VoLTE
VoLTE	Yes	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

CPU
CPU	Octa core, 2.3 GHz	Quad core, 2 GHz, Cortex A53
Chipset
Chipset	MediaTek	MediaTek Helio A22
Graphics
Graphics	-	PowerVR GE8300
RAM type
RAM Type	-	DDR3

Sensors

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

Storage

Expandable Memory
Expandable Memory	Yes, Up to 512 GB	Yes, Up to 128 GB
Internal Memory
Internal Memory	32 GB	16 GB
USB OTG
USB OTG	Yes	Yes