Vivo Y02a vs Vivo Y21

Key Specs

Battery
Battery	5000 mAh	1900 mAh
Display
Display	6.51 inches (16.54 cm)	4.5 inches (11.43 cm)
Front Camera
Front Camera	5 MP	2 MP
Processor
Processor	MediaTek Helio P35	MediaTek MT6580
RAM
RAM	-	1 GB
Rear Camera
Rear Camera	8 MP	5 MP

Battery

Capacity
Capacity	5000 mAh	1900 mAh
Removable
Removable	No	Yes
Type
Type	Li-Polymer	Li-ion
USB Type-C
USB Type-C	No	No

Camera

Camera Features
Camera Features	Digital Zoom	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	3264 x 2448 Pixels	-
Resolution
Resolution	5 MP f/2.2, Primary Camera	-

Design

Colours
Colours	Orchid Blue, Cosmic Grey	Gold, White
Height
Height	163.9 mm	130.7 mm
Thickness
Thickness	8.4 mm	9.2 mm
Weight
Weight	186 grams	145 grams
Width
Width	75.6 mm	66.4 mm

Display

Aspect Ratio
Aspect Ratio	20:9	-
Bezelless Display
Bezelless Display	Yes with waterdrop notch	-
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	270 ppi	218 ppi
Refresh Rate
Refresh Rate	60 Hz	-
Resolution
Resolution	-	480x854 px
Screen Protection
Screen Protection	-	No
Screen Size
Screen Size	6.51 inches (16.54 cm)	4.5 inches (11.43 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	82.58 %	64.18 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

Autofocus
Autofocus	-	No
Flash
Flash	-	No
Resolution
Resolution	-	2 MP f/2.2, Primary Camera

General

Brand
Brand	vivo	vivo
Custom UI
Custom UI	Android Go	-
Launch Date
Launch Date	-	May 16, 2016 (Official)
Operating System
Operating System	Android v12	Android v5.1 (Lollipop)

Main Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	-	Digital Zoom
Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	2592 x 1944 Pixels
OIS
OIS	-	No
Resolution
Resolution	-	5 MP f/2.2, Primary Camera
Video Recording
Video Recording	-	1280x720 @ 30 fps

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, v5.0	Yes, v4.0
GPS
GPS	Yes with A-GPS, Glonass	Yes with A-GPS
NFC
NFC	No	No
Network Support
Network Support	5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 3G, 2G
SIM 1
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) / 700(band 28) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	3G Bands: UMTS 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
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) / 700(band 28) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
SIM Size
SIM Size	SIM1: Nano, SIM2: Nano	SIM1: Micro, SIM2: Micro
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
Sim Size
Sim Size	SIM1: Nano, SIM2: Nano	-
USB Connectivity
USB Connectivity	Mass storage device, USB charging, 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) 5GHz	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	64 bit	32 bit
CPU
CPU	Octa core (2.3 GHz, Quad core, Cortex A53 + 1.8 GHz, Quad core, Cortex A53)	Quad core, 1.3 GHz, Cortex A7
Chipset
Chipset	MediaTek Helio P35	MediaTek MT6580
Fabrication
Fabrication	12 nm	-
Graphics
Graphics	PowerVR GE8320	Mali-400 MP
Ram
RAM	3 GB	-

Sensors

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

Storage

Expandable Memory
Expandable Memory	Yes, Up to 256 GB	Yes, Up to 128 GB
Internal Memory
Internal Memory	32 GB	16 GB
USB OTG
USB OTG	Yes	Yes