Comparison between:
- Xiaomi Redmi Note 8T
- Xiaomi Redmi K30 Pro Zoom

Brand and model

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

Xiaomi Redmi Note 8TXiaomi Redmi K30 Pro Zoom
Xiaomi Redmi Note 8T
Prices
Xiaomi Redmi K30 Pro Zoom
Prices
Model aliasRedmi Note8T
Red Rice Note 8T
Red Rice Note8 T
M1908C3JH
M1908C3JG
M1908C3JI
-

Design

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

Width75.4 mm
7.54 cm
0.247 ft
2.969 in
75.4 mm
7.54 cm
0.247 ft
2.969 in
Height161.15 mm
16.115 cm
0.529 ft
6.344 in
163.3 mm
16.33 cm
0.536 ft
6.429 in
Thickness8.6 mm
0.86 cm
0.028 ft
0.339 in
8.9 mm
0.89 cm
0.029 ft
0.35 in
Weight199 g
0.44 lbs
7.05 oz
218 g
0.48 lbs
7.69 oz
Volume104.5 cm³
6.35 in³
109.58 cm³
6.65 in³
ColorsNeptune Blue
Moonlight White
Space Black
Sky Blue
Moonlight White
Space Gray
Star Ring PUrple
Body materialsGlass
Plastic
Plastic
Glass
CertificationIP52-

SIM card

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

SIM card typeNano-SIM
Nano-SIM / microSD
Nano-SIM
Nano-SIM / microSD
Number of SIM cards22
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)

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)
CDMACDMA 800 MHz (BC0)CDMA 800 MHz (BC0)
W-CDMAW-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
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)
TD-SCDMATD-SCDMA 1900 MHz
TD-SCDMA 2000 MHz
-
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 1900 MHz (B39)
LTE-TDD 2000 MHz (B34)
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 12
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
EDGE
GPRS
HSPA+
LTE
5G NSA
5G SA
3CA
256-QAM
4x4 MIMO
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 (Android 9.0 Pie)
MIUI V11 (Android 9.0 Pie)
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 665Qualcomm Snapdragon 865
Process technology11 nm7 nm
CPU4x 2.0 GHz Kryo 260, 4x 1.8 GHz Kryo 2601x 2.84 GHz Kryo 585, 3x 2.42 GHz Kryo 585, 4x 1.8 GHz Kryo 585
CPU bits64 bit64 bit
Instruction setARMv8ARMv8-A
CPU cores88
CPU frequency2000 MHz2840 MHz
GPUQualcomm Adreno 610Qualcomm Adreno 650
GPU frequency-587 MHz
RAM capacity4 GB
6 GB
8 GB
RAM typeLPDDR4XLPDDR5
RAM channelsDouble channelDouble channel
RAM frequency1866 MHz2750 MHz
-Gen 5 AI Engine
Sandwich motherboard
VC stereo cooling system

Storage

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

Storage64 GB
128 GB
128 GB
256 GB
-USB 3.1

Memory cards

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

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC

Display

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

Type/technologyIPSAMOLED
Diagonal size6.3 in
160.02 mm
16 cm
6.67 in
169.42 mm
16.94 cm
Width2.64 in
67.06 mm
6.71 cm
2.74 in
69.52 mm
6.95 cm
Height5.72 in
145.29 mm
14.53 cm
6.08 in
154.5 mm
15.45 cm
Aspect ratio2.167:12.222:1
Resolution1080 x 2340 pixels1080 x 2400 pixels
Pixel density409 ppi
160 ppcm
395 ppi
155 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
Display area80.44 %87.52 %
Other featuresCapacitive
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
2.5D curved glass screen
Corning Gorilla Glass 5
TÜV Rheinland certification for low blue light emissions
1500:1 contrast ratio
500 cd/m²
84% NTSC
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
Fingerprint
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Ultrasonic distance sensor
-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 modelSamsung S5KGM1Sony IMX686
Sensor typeISOCELLCMOS BSI
Sensor format1/2.25"1/1.7"
Pixel size0.8 µm
0.000800 mm
0.8 µm
0.000800 mm
Aperturef/1.79f/1.89
Focal length and 35 mm equivalent13 mm *(35 mm / full frame)5.43 mm
Field of view79.4 °79 °
Number of lenses66
Flash typeLEDDual LED
Image resolution8000 x 6000 pixels
48 MP
9248 x 6944 pixels
64.22 MP
Video resolution3840 x 2160 pixels
8.29 MP
7680 x 4320 pixels
33.18 MP
Video FPS30 fps30 fps
FeaturesAutofocus
Digital 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)
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)
Sensor type - ISOCELL PLUS
Super Phase Detection
1080p @ 120 fps
720p @ 240 fps
Secondary rear camera - 8 MP (ultra-wide)
Sensor size - 1/4" (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.2 (#2)
Angle of view - 120° (#2)
Third rear camera - 2MP (depth-sensing)
Sensor size - 1/5" (#3)
Pixel size - 1.75 μm (#3)
Aperture size - f/2.4 (#3)
Fourth rear camera - 2MP (macro)
Sensor size - 1/5" (#4)
Pixel size - 1.75 μm (#4)
Aperture size - f/2.4 (#4)
Pixel size - 1.6 μm (4-in-1 pixel binning)
1080p @ 960 fps
Secondary rear camera - 13 MP (ultra-wide angle)
Angle of view - 123° (#2)
Aperture size - f/2.2 (#2)
Third rear camera - 5 MP (depth-sensing)
Pixel size - 1.75 μm (#3)
Aperture size - f/2.4 (#3)
Fourth rear camera - Telephoto
OIS (#4)
30x zoom (#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 modelOmniVision OV13855-
Sensor typePureCel-
Sensor size4.75 x 3.54 mm
0.23 in
-
Pixel size1.12 µm
0.001120 mm
0.8 µm
0.000800 mm
Crop factor7.31-
Aperturef/2f/2.24
Focal length and 35 mm equivalent3.86 mm
28.21 mm *(35 mm / full frame)
3.14 mm
Field of view-78 °
Image resolution4224 x 3136 pixels
13.25 MP
5184 x 3800 pixels
19.7 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps
FeaturesFace unlockFace unlock
HDR
-Mechanical pop-up camera

Audio

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

SpeakerLoudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Smart PA
Stereo speakers model - 1217SLS
1216 super linear speaker
Smart PA
Hi-Res audio
Linear motor

Radio

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

RadioYesYes

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 (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
802.11ax

Bluetooth

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

Version5.05.1
FeaturesA2DP
EDR
HID
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-C
Version2.02.0
FeaturesCharging
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 jackYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Infrared
Tethering
NFC
VoLTE
ViLTE
Computer sync
Infrared
Tethering
NFC
VoLTE
NXP-SN100T chip for NFC-

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

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
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
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 mAh4700 mAh
TypeLi-PolymerLi-Polymer
Charger output power9 V / 2 A10 V / 3.3 A
Quick charge technologyQualcomm Quick Charge 3.0Qualcomm Quick Charge 4+, Power Delivery charging
FeaturesFast charging
Non-removable
Fast charging
Non-removable

Specific Absorption Rate (SAR)

The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.

Head SAR (EU)0.19 W/kg-
Body SAR (EU)1.98 W/kg-
Head SAR (USA)0.26 W/kg-
Body SAR (USA)1.09 W/kg-

Additional features

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

Additional featuresSplash-resistant nano-coating-
 Xiaomi Redmi Note 8TXiaomi Redmi K30 Pro Zoom