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Realme 12 5G vs Vivo V21

Key Feature Comparison

7.8

Realme 12 5G

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7

Vivo V21

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At a Glance

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Octa core (2.2 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 6100 Plus, Mali-G57 MC2

Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 800U MT6853V, Mali-G57 MC3

5000 mAh

Li-Polymer, Super VOOC, 45W

4000 mAh

Li-Polymer, Flash, 33W

17.07 cm (6.7 inch)

392 ppi, FHD

16.36 cm (6.44 inch)

409 ppi, FHD

Dual, 108MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Triple, 64MP + 8MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

17.07 cm (6.7 inch)
16.36 cm (6.44 inch)

Screen Type

IPS LCD
AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels

Pixel Density

392 ppi
409 ppi

Aspect Ratio

20:09
20:09

Screen to Body Ratio

91.40%
84.84%

Screen Design

Punch hole
Waterdrop notch

Screen Refresh Rate

120 Hz
90 Hz

Screen Quality

FHD
FHD

Peak Brightness

800 nits
500 nits

Phone Variants

6GB 128GB, 8GB 128GB
8GB 128GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR4X
-

Storage Type

UFS 2.2
UFS 2.2

Expandable Storage Capacity

Yes, 2 TB
Yes, 1 TB

OTG Support

Yes
Yes

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Operating System

Android v14
Android v11

GPU

Mali-G57 MC2
Mali-G57 MC3

Chipset

MediaTek Dimensity 6100 Plus
MediaTek Dimensity 800U MT6853V

CPU

Octa core (2.2 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

Custom User Interface

Realme UI
Funtouch OS

Clock Speed

2.2 GHz
2.4 GHz

Architecture

64 bit
64 bit

Process Technology

6 nm
7 nm

Battery Capacity

5000 mAh
4000 mAh

Battery Removable

No
No

Battery Type

Li-Polymer
Li-Polymer

Charger Type

Super VOOC, 45W
Flash, 33W

USB Type-C

Yes
Yes

Fast Charging

Yes
Yes

Charging Time

50 % in 30 minutes
63 % in 30 minutes

Announced On

6-Mar-24
27-Apr-21

Market Status

Available
Launched Globally

Brand

Realme
Vivo

Model Number

RMX3999
-

Price Status

Confirmed
Expected

Price

Rs. 16,999
Rs. 28,890

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass

NFC

No
No

Network Support

5G
4G

Bluetooth

Yes
Yes

FM Radio

No
-

3.5mm Audio Jack

Yes
No

SIM Size

SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano (Hybrid)

Wi-Fi

Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n

Bluetooth Type

v5.2
v5.1

Audio Jack

3.5 mm
USB Type-C

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

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1700 / 1900 / 850 / 900 MHz, 2...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / ...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 85...

Front Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps
3840x2160 @ 30 fps

Front Camera Setup

Single, 8MP
Single, 44MP

Front Camera 1 Resolution

8 MP
44 MP

Front Camera 1 Type

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

Front Camera 1 Lens

26 mm focal length
-

Front Aperture

f/2.0
f/2.0

Front Flash

-
Yes, Dual LED

Weight

188 grams
176 grams

Colors

Twilight Purple, Woodland Green
Dusk Blue, Sunset Dazzle

Dimensions

165.6 x 76.1 x 7.69 mm
159.7 x 73.9 x 7.3 mm

Rear Flash

Yes, LED Flash
Yes, LED Flash

Rear Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Dual, 108MP + 2MP
Triple, 64MP + 8MP + 2MP

Rear Camera 1 Resolution

108 MP
64 MP

Rear Camera 1 Type

f/1.75, Wide Angle (84 degree field-of-view), Primary Camera
f/1.79, Wide Angle Primary Camera

Rear Camera 1 Lens

24 mm focal length, 1.67" sensor size, 0.64 micrometre pixel size
26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

2 MP
8 MP

Rear Camera 2 Type

f/2.4, Depth Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 2 Lens

22 mm focal length, 5.0" sensor size, 1.75 micrometre pixel size
16 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size

Rear Sensor

S5KHM6, ISO-CELL
-

Rear Aperture

f/1.75
f/1.79

OIS

-
Yes

Rear Camera 3 Resolution

-
2 MP

Rear Camera 3 Type

-
f/2.4, Macro Camera

Rear Camera 4 Resolution

-
2 MP

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

Side
On-Screen

Fingerprint Scanner Type

Optical
Optical

Face Unlock

-
Yes
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