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Realme 12x 5G vs Xiaomi Redmi K20 Pro

Key Feature Comparison

7.6

Realme 12x 5G

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Redmi K20 Pro

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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 (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Qualcomm Snapdragon 855, Adreno 640

5000 mAh

Li-Polymer, Super VOOC, 45W

4000 mAh

Li-Polymer, Quick, v4.0

6.72 inches

392 ppi, FHD

6.39 inches

403 ppi, FHD

Dual, 50MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Triple, 48MP + 13MP + 8MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.72 inches
6.39 inches

Screen Type

IPS LCD
AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2340 pixels

Pixel Density

392 ppi
403 ppi

Aspect Ratio

20:09
19.5:9

Screen to Body Ratio

91.40%
91.90%

Screen Design

Punch hole
Bezel-less

Screen Refresh Rate

120 Hz
-

Screen Quality

FHD
FHD

Peak Brightness

800 nits
-

Screen Protection

-
Gorilla Glass 5

Phone Variants

4GB 128GB, 6GB 128GB, 8GB 128GB
8GB 256GB, 6GB 128GB

Expandable Storage

Yes
No

RAM Type

LPDDR4
LPDDR4X

Storage Type

UFS 2.2
UFS 2.1

Expandable Storage Capacity

Yes, 2 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 v9.0 (Pie)

GPU

Mali-G57 MC2
Adreno 640

Chipset

MediaTek Dimensity 6100 Plus
Qualcomm Snapdragon 855

CPU

Octa core (2.2 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Custom User Interface

Realme UI
MIUI

Clock Speed

2.2 GHz
2.84 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
Quick, v4.0

USB Type-C

Yes
Yes

Fast Charging

Yes
Yes

Charging Time

50 % in 30 minutes
58 % in 30 minutes

Announced On

2-Apr-24
28-May-19

Market Status

Available
Available

Brand

Realme
Xiaomi

Model Number

RMX3998
MZB7750IN

Price Status

Confirmed
Confirmed

Price

Rs. 11,999
Rs. 24,999

GPS

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

NFC

No
No

Network Support

5G
4G

Bluetooth

Yes
Yes

FM Radio

No
Yes

3.5mm Audio Jack

Yes
Yes

SIM Size

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

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

v5.3
v5.0

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41, 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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 M...
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, EDG...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41, 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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 M...
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, EDG...

Audio Features

-
24-bit/192kHz audioActive noise cancellation with dedicated mic

Front Video Recording

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

Front Camera Features

Fixed Focus
HDR

Front Camera Setup

Single, 8MP
Single, 20MP

Front Camera 1 Resolution

8 MP
20 MP

Front Camera 1 Type

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

Front Camera 1 Lens

25 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
0.8 micrometre pixel size

Front Aperture

f/2.0
f/2.2

Front Flash

Yes, Screen flash
-

Weight

188 grams
191 grams

Colors

Twilight Purple, Woodland Green
Flame Red, Glacier Blue, Carbon Fiber Black, Pearl White

Dimensions

165.6 x 76.1 x 7.69 mm
156.7 x 74.3 x 8.8 mm

SAR Value

Head: 1.08 W/kg, Body: 0.96 W/kg
Head: 1.03 W/kg, Body: 0.72 W/kg

Build

-
Back: Gorilla Glass

Rear Flash

Yes, LED Flash
Yes, Dual LED Flash

Rear Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

Rear Camera Features

10 x Digital Zoom, Auto Flash, Face detection, Filters, Touch to focus
Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Dual, 50MP + 2MP
Triple, 48MP + 13MP + 8MP

Rear Camera 1 Resolution

50 MP
48 MP

Rear Camera 1 Type

f/1.8, Wide Angle (80 degree field-of-view), Primary Camera
f/1.75, Wide Angle Primary Camera

Rear Camera 1 Lens

26 mm focal length, 2.76" sensor size, 0.64 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

2 MP
13 MP

Rear Camera 2 Type

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

Rear Camera 2 Lens

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

Rear Sensor

S5KJN1, CMOS image sensor, ISO-CELL
Exmor-RS CMOS Sensor

Rear Aperture

f/1.8
f/1.75

OIS

-
No

Rear Camera 3 Resolution

-
8 MP

Rear Camera 3 Type

-
f/2.4 Telephoto (upto 10x Digital Zoom, upto 2x Optical Zoom) Camera

Rear Camera 3 Lens

-
4.0" sensor size, 1.12 micrometre pixel size

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

Side
On-Screen

Fingerprint Scanner Type

-
Optical

Face Unlock

-
Yes

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