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POCO C51 vs Vivo Y21L

Key Feature Comparison

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At a Glance

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Octa core (2.2 GHz, Quad core, Cortex A53 + 1.8 GHz, Quad core, Cortex A53)

MediaTek Helio G36, PowerVR GE8320

Quad core, 1.2 GHz, Cortex A53

Qualcomm Snapdragon 410 MSM8916, Adreno 306

5000 mAh

Li-Polymer, Fast, 10W

2000 mAh

Li-ion

6.52 inches

269 ppi, HD

4.5 inches

218 ppi

Dual, 8MP + AI Lens

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Single, 5MP

1280x720 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.52 inches
4.5 inches

Screen Type

IPS LCD
IPS LCD

Screen Resolution

720 x 1600 pixels
480 x 854 pixels

Pixel Density

269 ppi
218 ppi

Aspect Ratio

20:09
-

Screen to Body Ratio

81.04%
64.18%

Screen Design

Waterdrop notch
-

Screen Quality

HD
-

Peak Brightness

400 nits
-

Screen Protection

-
No

Phone Variants

4GB 64GB, 6GB 128GB
1GB 16GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR4X
-

Storage Type

eMMC 5.1
-

Expandable Storage Capacity

Yes, 1 TB
Yes, 128 GB

OTG Support

Yes
Yes

Sensors

Light sensor, Proximity sensor, Accelerometer
Light sensor, Proximity sensor, Accelerometer

Operating System

Android v13
Android v5.1 (Lollipop)

GPU

PowerVR GE8320
Adreno 306

Chipset

MediaTek Helio G36
Qualcomm Snapdragon 410 MSM8916

CPU

Octa core (2.2 GHz, Quad core, Cortex A53 + 1.8 GHz, Quad core, Cortex A53)
Quad core, 1.2 GHz, Cortex A53

Custom User Interface

Android Go
Funtouch OS

Clock Speed

2.2 GHz
1.2 GHz

Architecture

64 bit
64 bit

Process Technology

12 nm
-

Battery Capacity

5000 mAh
2000 mAh

Battery Removable

No
Yes

Battery Type

Li-Polymer
Li-ion

Charger Type

Fast, 10W
-

USB Type-C

No
No

Fast Charging

Yes
-

Announced On

7-Apr-23
22-Aug-16

Market Status

Available
Available

Brand

POCO
Vivo

Model Number

MZB0DXKIN
-

Price Status

Confirmed
Confirmed

Price

Rs. 8,499
Rs. 8,490

GPS

Yes A-GPS, Glonass
Yes A-GPS

NFC

No
No

Network Support

4G
4G

Bluetooth

Yes
Yes

FM Radio

Yes, Recording option
Yes

3.5mm Audio Jack

Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Micro, SIM2: Micro

Wi-Fi

Yes, Wi-Fi 4 (802.11 b/g/n)
Yes, Wi-Fi 802.11, b/g/n

Bluetooth Type

v5.0
v4.0

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM

eSIM

No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes

SIM 1 Bands

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), 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...

SIM 2 Bands

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...
2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Front Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps
-

Front Camera Setup

Single, 5MP
Single, 2MP

Front Camera 1 Resolution

5 MP
2 MP

Front Camera 1 Type

f/2.2, Primary Camera
f/2.2 Primary Camera

Front Aperture

f/2.2
f/2.2

Front Flash

-
No

Weight

192 grams
145 grams

Colors

Power Black, Royal Blue
White, Grey

Build

Back: Plastic
-

Dimensions

164.9 x 76.8 x 9.1 mm
130.7 x 66.4 x 9.2 mm

SAR Value

Head: 0.966 W/kg, Body: 0.873 W/kg
Head: 1.062 W/kg, Body: 1.120 W/kg

Rear Flash

Yes, Dual LED Flash
Yes, LED Flash

Rear Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps
1280x720 @ 30 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Dual, 8MP + AI Lens
Single, 5MP

Rear Camera 1 Resolution

8 MP
5 MP

Rear Camera 1 Type

f/2.0, Wide Angle, Primary Camera
f/2.2 Primary Camera

Rear Aperture

f/2.0
f/2.2

OIS

-
No

Rear Sensor

-
CMOS image sensor

Fingerprint Scanner

Yes
No

Fingerprint Scanner Position

Rear
-

Face Unlock

Yes
-

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