Comparison between:
- Xiaomi Redmi K20
- Xiaomi Redmi K20 Pro
- Xiaomi Redmi K30 Pro

Brand and model

Information about the brand, model and model alias (if any) of a specific device.

Xiaomi Redmi K20Xiaomi Redmi K20 ProXiaomi Redmi K30 Pro
Xiaomi Redmi K20
Prices
Xiaomi Redmi K20 Pro
Prices
Xiaomi Redmi K30 Pro
Prices
Model aliasMZB7757INRedmi K20Pro-

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width74.3 mm
7.43 cm
0.244 ft
2.925 in
74.3 mm
7.43 cm
0.244 ft
2.925 in
75.4 mm
7.54 cm
0.247 ft
2.969 in
Height156.7 mm
15.67 cm
0.514 ft
6.169 in
156.7 mm
15.67 cm
0.514 ft
6.169 in
163.3 mm
16.33 cm
0.536 ft
6.429 in
Thickness8.8 mm
0.88 cm
0.029 ft
0.346 in
8.8 mm
0.88 cm
0.029 ft
0.346 in
8.9 mm
0.89 cm
0.029 ft
0.35 in
Weight191 g
0.42 lbs
6.74 oz
191 g
0.42 lbs
6.74 oz
218 g
0.48 lbs
7.69 oz
Volume102.46 cm³
6.22 in³
102.46 cm³
6.22 in³
109.58 cm³
6.65 in³
ColorsBlack
Blue
Red
Black
Blue
Red
Sky Blue
Moonlight White
Body materialsAluminium alloy
Glass
Aluminium alloy
Glass
Plastic
Glass

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

SIM card typeNano-SIMNano-SIMNano-SIM
Nano-SIM / microSD
Number of SIM cards222
FeaturesDual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSMGSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
GSM 850 MHz (B5)
GSM 900 MHz (B8)
GSM 1800 MHz (B3)
GSM 1900 MHz (B2)
CDMA--CDMA 800 MHz (BC0)
W-CDMAW-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
W-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
LTELTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 1900 MHz (B39)
LTE-TDD 2000 MHz (B34)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
5G NR--5G-FDD 1800 MHz (n3)
5G-FDD 2100 MHz (n1)
5G-TDD 2500 MHz (n41)
5G-TDD 3500 MHz (n78)
5G-TDD 4700 MHz (n79)

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologiesUMTS
EDGE
GPRS
HSPA+
LTE Cat 15
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
UMTS
EDGE
GPRS
HSPA+
LTE
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
EDGE
GPRS
HSPA+
LTE
5G NSA
5G SA
--Snapdragon X55 modem
4x4 MIMO
HPUE

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)MIUI V10.2 (Android 9.0 Pie)MIUI V10.2 (Android 9.0 Pie)
MIUI V10.3.5.0 (Android 9.0 Pie)
MIUI V11 (Android 10)
MIUI 11 (Android 10)

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoCQualcomm Snapdragon 730Qualcomm Snapdragon 855Qualcomm Snapdragon 865
Process technology8 nm7 nm7 nm
CPU2x 2.2 GHz Kryo 470, 6x 1.8 GHz Kryo 4701x 2.84 GHz Kryo 485, 3x 2.42 GHz Kryo 485, 4x 1.8 GHz Kryo 4851x 2.84 GHz Kryo 585, 3x 2.42 GHz Kryo 585, 4x 1.8 GHz Kryo 585
CPU bits64 bit64 bit64 bit
Instruction setARMv8ARMv8-AARMv8-A
CPU cores888
CPU frequency2200 MHz2840 MHz2840 MHz
GPUQualcomm Adreno 618Qualcomm Adreno 640Qualcomm Adreno 650
GPU frequency--587 MHz
RAM capacity6 GB
8 GB
6 GB
8 GB
12 GB
6 GB
8 GB
RAM typeLPDDR4XLPDDR4XLPDDR5
RAM channelsDouble channelDouble channelDouble channel
RAM frequency1866 MHz2133 MHz2750 MHz
Mi Turbo
Game Turbo 2.0
Mi Turbo
Game Turbo 2.0
Gen 5 AI Engine
Sandwich motherboard
VC stereo cooling system
6GB - LPDDR4X

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

Storage64 GB
128 GB
256 GB
64 GB
128 GB
256 GB
128 GB
256 GB
UFS 2.1UFS 2.1128GB - UFS 3.0
256GB - USB 3.1

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

Types--microSD
microSDHC
microSDXC

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technologySuper AMOLEDSuper AMOLEDAMOLED
Diagonal size6.39 in
162.31 mm
16.23 cm
6.39 in
162.31 mm
16.23 cm
6.67 in
169.42 mm
16.94 cm
Width2.68 in
68.02 mm
6.8 cm
2.68 in
68.02 mm
6.8 cm
2.74 in
69.52 mm
6.95 cm
Height5.8 in
147.37 mm
14.74 cm
5.8 in
147.37 mm
14.74 cm
6.08 in
154.5 mm
15.45 cm
Aspect ratio2.167:12.167:12.222:1
Resolution1080 x 2340 pixels1080 x 2340 pixels1080 x 2400 pixels
Pixel density403 ppi
158 ppcm
403 ppi
158 ppcm
395 ppi
155 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area86.37 %86.37 %87.52 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 6
2.5D curved glass screen
60000:1 contrast ratio
430 cd/m²
Peak brightness - 600 cd/m²
103.8% NTSC
Always-On Display
DCI-P3
HDR10
Corning Gorilla Glass 6
2.5D curved glass screen
60000:1 contrast ratio
430 cd/m²
Peak brightness - 600 cd/m²
103.8% NTSC
Always-On Display
DCI-P3
HDR10
Display manufacturer - Samsung
New generation E3 light-emitting material
Corning Gorilla Glass 5
2.5D curved glass screen
TUV Rheinland Global Eye Care Certification
HDR10+
100% DCI-P3
500 cd/m² typical brightness
Peak brightness - 1200 cd/m²

Sensors

Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Hall
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Ultrasonic distance sensor
In-display fingerprint sensor
Step detector
Step counter
In-display optical fingerprint sensor
Step detector
Step counter
In-display fingerprint sensor

Rear camera

The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor modelSony IMX582 Exmor RSSony IMX586 Exmor RSSony IMX686
Sensor typeCMOS BSICMOS BSICMOS BSI
Sensor format1/2"1/2"1/1.7"
Pixel size0.8 µm
0.000800 mm
0.8 µm
0.000800 mm
0.8 µm
0.000800 mm
ISO100 - 3200100 - 3200-
Aperturef/1.75f/1.75f/1.89
Focal length and 35 mm equivalent4.77 mm
26 mm *(35 mm / full frame)
26 mm *(35 mm / full frame)5.43 mm
Field of view-79.4 °79 °
Number of lenses666
Flash typeDual LEDDual LEDDual LED
Image resolution8000 x 6000 pixels
48 MP
8000 x 6000 pixels
48 MP
9248 x 6944 pixels
64.22 MP
Video resolution3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
7680 x 4320 pixels
33.18 MP
Video FPS30 fps60 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Optical zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
RAW
Phase detection autofocus (PDAF)
Contrast detection autofocus (CDAF)
Autofocus
Continuous shooting
Digital zoom
Optical zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Phase detection autofocus (PDAF)
Contrast detection autofocus (CDAF)
Laser autofocus (LAF)
RAW
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
Phase detection autofocus (PDAF)
RAW
Pixel size - 1.6 μm (4-in-1 pixel binning)
1080p @ 960 fps
720p @ 960 fps
Secondary rear camera - 8 MP (telephoto)
Sensor model - OmniVision OV8856 (#2)
Sensor type - PureCel (#2)
Sensor size - 3.6783 x 2.76768 mm (#2)
Aperture size - f/2.4 (#2)
5-element lens (#2)
Focal length (35 mm equivalent) - 52 mm (#2)
Angle of view - 44.6° (#2)
2x Optical zoom (#2)
Third rear camera - 13 MP (ultra-wide angle)
Sensor model - Samsung S5K3L6 (#3)
Sensor type - ISOCELL (#3)
Sensor size - 1/3.1" (#3)
Pixel size - 1.12 μm (#3)
Aperture size - f/2.4 (#3)
5-element lens (#3)
Focal length (35 mm equivalent) - 15 mm (#3)
Angle of view - 124.8° (#3)
Pixel size - 1.6 μm (4-in-1 pixel binning)
1080p @ 960 fps
720p @ 960 fps
Secondary rear camera - 8 MP (telephoto)
Sensor model - OmniVision OV8856 (#2)
Sensor type - PureCel (#2)
Sensor size - 3.6783 x 2.76768 mm (#2)
Aperture size - f/2.4 (#2)
5-element lens (#2)
Focal length (35 mm equivalent) - 52 mm (#2)
Angle of view - 44.6°(#2)
2x Optical zoom (#2)
Third rear camera - 13 MP (ultra-wide angle)
Sensor model - Samsung S5K3L6 (#3)
Sensor type - ISOCELL (#3)
Sensor size - 1/3.1" (#3)
Pixel size - 1.12 μm (#3)
Aperture size - f/2.4 (#3)
5-element lens (#3)
Focal length (35 mm equivalent) - 15 mm (#3)
Angle of view - 124.8° (#3)
Pixel size - 1.6 μm (4-in-1 pixel binning)
1080p @ 960 fps
Secondary rear camera - 13 MP (ultra-wide angle)
Sensor model - OmniVision OV13B10 (#2)
Angle of view - 123° (#2)
Aperture size - f/2.2 (#2)
Third rear camera - 5 MP (depth-sensing)
Sensor model - OmniVision OV08A10 (#3)
Pixel size - 1.75 μm (#3)
Aperture size - f/2.4 (#3)
Fourth rear camera - 5 MP (macro)
Sensor model - Samsung S5K5E9YX04 (#4)
Autofocus (#4)
Macro shooting distance - 3-7 cm (#4)
Focal length (35 mm equivalent) - 50 mm (#4)

Front camera

Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.

Sensor model--Samsung S5K3T2
Sensor format--1/3.4"
Pixel size0.8 µm
0.000800 mm
0.8 µm
0.000800 mm
0.8 µm
0.000800 mm
Aperturef/2.2f/2.2f/2.24
Focal length and 35 mm equivalent3.52 mm
18 mm *(35 mm / full frame)
18 mm *(35 mm / full frame)3.14 mm
Field of view--78 °
Image resolution5184 x 3880 pixels
20.11 MP
5184 x 3880 pixels
20.11 MP
5184 x 3800 pixels
19.7 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps
Features--Face unlock
HDR
Mechanical pop-up front camera
Sapphire glass cover
Mechanical pop-up front camera
Sapphire glass cover
Mechanical pop-up camera

Audio

Information about the type of speakers and the audio technologies supported by the device.

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Smart PASmart PA1216 super linear speaker
Smart PA
Hi-Res audio
Linear motor

Radio

The radio in a mobile device is a built-in FM radio receiver.

RadioNoNoYes

Tracking/Positioning

Information about the positioning and navigation technologies supported by the device.

Tracking/PositioningGPS
A-GPS
GLONASS
BeiDou
A-GPS
GPS (L1+L5)
GLONASS (L1)
BeiDou (B1)
Galileo (E1+E5a)
A-GPS
GPS (L1+L5)
GLONASS (G1)
BeiDou (B1+B2a)
Galileo (E1+E5a)
QZSS (L1+L5)

Wi-Fi

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11ax
2x2 MiMO2x2 MiMO-

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version5.05.05.1
FeaturesA2DP
LE
A2DP
LE
A2DP
LE
--Qualcomm TrueWireless Stereo Plus

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector typeUSB Type-CUSB Type-CUSB Type-C
Version2.02.02.0
FeaturesCharging
Host
Mass storage
On-The-Go
Charging
Host
Mass storage
On-The-Go
Charging
Mass storage
On-The-Go

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jackYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
DLNA
NFC
VoLTE
Computer sync
OTA sync
Tethering
DLNA
NFC
VoLTE
Computer sync
Infrared
Tethering
NFC
VoLTE
-NFC not available for model variant MZB7748IN (India-bound)-

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecsAAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
LDAC
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
LDAC
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MIDI
MP3
OGG
WMA
WAV
aptX-Adaptive

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
VC-1
Xvid
3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
VC-1
Xvid
3GPP
AVI
DivX
Flash Video
H.263
H.264
MKV
MP4
WebM
WMV
Xvid

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity4000 mAh4000 mAh4700 mAh
TypeLi-PolymerLi-PolymerLi-Polymer
Charger output power5 V / 3 A
9 V / 2 A
12 V / 1.5 A
5 V / 3 A
9 V / 2 A
12 V / 1.5 A
10 V / 3.3 A
Quick charge technologyQualcomm Quick Charge 4+Qualcomm Quick Charge 4+Qualcomm Quick Charge 4+, Power Delivery charging
FeaturesFast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable

Additional features

Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.

Additional featuresM1903F10L - SAR (Specific Absorption Rate) India: head - 1.070 W/kg; body - 0.723 W/kgM1903F11L - SAR (Specific Absorption Rate) India: head - 1.030 W/kg; body - 0.720 W/kg-
 Xiaomi Redmi K20Xiaomi Redmi K20 ProXiaomi Redmi K30 Pro