Vivo Y12s 2021 vs Vivo Y81i

Key Specs

Battery
5000 mAh	3260 mAh
Display
6.51 inches (16.54 cm)	6.22 inches (15.8 cm)
Front Camera
8 MP	5 MP
Processor
Qualcomm Snapdragon 439	MediaTek Helio A22
RAM
3 GB	2 GB
Rear Camera
13 MP + 2 MP	13 MP

Battery

Capacity
5000 mAh	3260 mAh
Removable
No	No
Type
Li-Polymer	Li-ion
USB Type-C
No	No

Design

Build Material
-	Back: Plastic
Colours
Mysterious Black, ICe Blue	Black, Gold
Height
164.4 mm	155 mm
Thickness
8.4 mm	7.7 mm
Weight
191 grams	143 grams
Width
76.3 mm	75 mm

Display

Aspect Ratio
20:9	19:9
Bezel-less display
Yes with waterdrop notch	Yes with notch
Display Type
IPS LCD	IPS LCD
Pixel Density
270 ppi	270 ppi
Resolution
720x1600 px (HD+)	720x1520 px (HD+)
Screen Size
6.51 inches (16.54 cm)	6.22 inches (15.8 cm)
Screen to Body Ratio (calculated)
81.57 %	82.66 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
Single	-
Resolution
8 MP f/1.8, Primary Camera	5 MP f/2.2, Depth, Primary Camera

Not sure which
mobile to buy?

General

Brand
vivo	vivo
Custom UI
Funtouch OS	Funtouch OS
Launch Date
May 12, 2021	December 7, 2018
Operating System
Android v11	Android v8.1 (Oreo)

Main Camera

Autofocus
Yes	Yes
Camera Features
Digital Zoom Auto Flash Face detection Touch to focus	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Dual	Single
Flash
Yes, LED Flash	Yes, LED Flash
Image Resolution
4128 x 3096 Pixels	4128 x 3096 Pixels
Resolution
13 MP f/2.2, Primary Camera 2 MP f/2.4, Depth Camera	13 MP f/2.2, Primary Camera
Sensor
-	CMOS image sensor
Settings
Exposure compensation, ISO control	Exposure compensation
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
1920x1080 @ 30 fps	-

Multimedia

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

Network & Connectivity

Bluetooth
Yes, v4.2	Yes, v5.0
GPS
Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
No	-
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
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 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
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 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
SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging, microUSB 2.0	Mass storage device, USB charging, microUSB 2.0
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Mobile Hotspot	Mobile Hotspot

Performance

CPU
Octa core (2 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)	Quad core, 2 GHz, Cortex A53
Chipset
Qualcomm Snapdragon 439	MediaTek Helio A22
Fabrication
12 nm	12 nm
Graphics
Adreno 505	PowerVR GE8300
RAM type
-	LPDDR3

Sensors

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

Storage

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