Comparison between:
- Xiaomi Mi 9T
- Xiaomi 12
- Xiaomi 12X

Brand and model

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

Xiaomi Mi 9TXiaomi 12Xiaomi 12X
Xiaomi Mi 9T
Prices
Xiaomi 12
Prices
Xiaomi 12X
Model alias--2112123AC
2112123AG

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
69.9 mm
6.99 cm
0.229 ft
2.752 in
69.9 mm
6.99 cm
0.229 ft
2.752 in
Height156.7 mm
15.67 cm
0.514 ft
6.169 in
152.7 mm
15.27 cm
0.501 ft
6.012 in
152.7 mm
15.27 cm
0.501 ft
6.012 in
Thickness8.8 mm
0.88 cm
0.029 ft
0.346 in
8.16 mm
0.816 cm
0.027 ft
0.321 in
8.16 mm
0.816 cm
0.027 ft
0.321 in
Weight191 g
0.42 lbs
6.74 oz
180 g
0.4 lbs
6.35 oz
176 g
0.39 lbs
6.21 oz
Volume102.46 cm³
6.22 in³
87.1 cm³
5.29 in³
87.1 cm³
5.29 in³
ColorsBlack
Blue
Red
Black
Purple
Blue
Country Field Green
Black
Purple
Blue
Body materialsAluminium alloy
Glass
Glass
Aluminium alloy
Polycarbonate
Aluminium alloy
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-SIM
Nano-SIM / microSD
Nano-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)
W-CDMAW-CDMA 850 MHz (B5)
W-CDMA 900 MHz (B8)
W-CDMA 1700 MHz (B4)
W-CDMA 1900 MHz (B2)
W-CDMA 2100 MHz (B1)
--
UMTS-UMTS 800 MHz (B6)
UMTS 800 MHz (B19)
UMTS 850 MHz (B5)
UMTS 900 MHz (B8)
UMTS 1700 MHz (B4)
UMTS 1900 MHz (B2)
UMTS 2100 MHz (B1)
UMTS 800 MHz (B6)
UMTS 800 MHz (B19)
UMTS 850 MHz (B5)
UMTS 900 MHz (B8)
UMTS 1700 MHz (B4)
UMTS 1900 MHz (B2)
UMTS 2100 MHz (B1)
LTELTE-FDD 700 MHz (B28)
LTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1700 MHz (B4)
LTE-FDD 1800 MHz (B3)
LTE-FDD 1900 MHz (B2)
LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2600 MHz (B38)
LTE-FDD 700 MHz (B12)
LTE-FDD 700 MHz (B17)
LTE-FDD 700 MHz (B28)
LTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 850 MHz (B18)
LTE-FDD 850 MHz (B19)
LTE-FDD 850 MHz (B26)
LTE-FDD 900 MHz (B8)
LTE-FDD 1500 MHz (B32)
LTE-FDD 1700 MHz (B4)
LTE-FDD 1700 MHz (B66)
LTE-FDD 1800 MHz (B3)
LTE-FDD 1900 MHz (B2)
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 700 MHz (B12)
LTE-FDD 700 MHz (B17)
LTE-FDD 700 MHz (B28)
LTE-FDD 800 MHz (B20)
LTE-FDD 850 MHz (B5)
LTE-FDD 850 MHz (B18)
LTE-FDD 850 MHz (B19)
LTE-FDD 850 MHz (B26)
LTE-FDD 900 MHz (B8)
LTE-FDD 1500 MHz (B32)
LTE-FDD 1700 MHz (B4)
LTE-FDD 1700 MHz (B66)
LTE-FDD 1800 MHz (B3)
LTE-FDD 1900 MHz (B2)
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 700 MHz (n28)
5G-FDD 850 MHz (n5)
5G-FDD 900 MHz (n8)
5G-FDD 1800 MHz (n3)
5G-FDD 2100 MHz (n1)
5G-TDD 2300 MHz (n40)
5G-TDD 2500 MHz (n41)
5G-TDD 2600 MHz (n38)
5G-TDD 3500 MHz (n78)
5G-TDD 3700 MHz (n77)
5G-TDD 4700 MHz (n79)
5G-FDD 700 MHz (n28)
5G-FDD 850 MHz (n5)
5G-FDD 900 MHz (n8)
5G-FDD 1800 MHz (n3)
5G-FDD 2100 MHz (n1)
5G-TDD 2300 MHz (n40)
5G-TDD 2500 MHz (n41)
5G-TDD 2600 MHz (n38)
5G-TDD 3500 MHz (n78)
5G-TDD 3700 MHz (n77)
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
UMTS
EDGE
GPRS
HSPA+
LTE
5G NSA
5G SA
UMTS
EDGE
GPRS
HSPA+
LTE
5G NSA
5G SA

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 Global 10.3.11 (Android 9.0 Pie)MIUI 12.5 (Android 11)
MIUI 13 (Android 12)
MIUI 12.5 (Android 11)
MIUI 13 (Android 12)

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 730 (SM7150-AA)Qualcomm Snapdragon 8 Gen 1 (SM8450)Qualcomm Snapdragon 870 (SM8250-AC)
Process technology8 nm4 nm7 nm
CPU2x 2.2 GHz ARM Cortex-A76, 6x 1.8 GHz ARM Cortex-A55 (Kryo 470)1x 2.995 GHz ARM Cortex-X2, 3x 2.496 GHz ARM Cortex-A710, 4x 1.78GHz ARM Cortex-A5101x 3.2 GHz ARM Cortex-A77, 3x 2.42 GHz ARM Cortex-A77, 4x 1.8 GHz ARM Cortex-A55 (Kryo 585)
CPU bits64 bit64 bit64 bit
Instruction setARMv8.2-AARMv9-AARMv8.2-A
Level 1 cache memory (L1)--512 KB + 512 KB
Level 2 cache memory (L2)--1024 KB
1 MB
Level 3 cache memory (L3)-6144 KB
6 MB
4096 KB
4 MB
CPU cores888
CPU frequency2200 MHz3000 MHz3200 MHz
GPUQualcomm Adreno 618Qualcomm Adreno 730Qualcomm Adreno 650
GPU frequency610 MHz818 MHz670 MHz
RAM capacity6 GB8 GB
12 GB
8 GB
12 GB
RAM typeLPDDR4XLPDDR5LPDDR5
RAM channelsDouble channelQuad channelQuad channel
RAM frequency1866 MHz3200 MHz2750 MHz
8-layer Graphite Stack Cooling System
Mi Turbo
Game Turbo 2.0
Vapor chamber liquid cooling systemVapor chamber liquid 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
128 GB
256 GB
UFS 2.1UFS 3.1UFS 3.1

Display

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

Type/technologySuper AMOLEDAMOLEDAMOLED
Diagonal size6.39 in
162.31 mm
16.23 cm
6.28 in
159.51 mm
15.95 cm
6.28 in
159.51 mm
15.95 cm
Width2.68 in
68.02 mm
6.8 cm
2.58 in
65.46 mm
6.55 cm
2.58 in
65.46 mm
6.55 cm
Height5.8 in
147.37 mm
14.74 cm
5.73 in
145.46 mm
14.55 cm
5.73 in
145.46 mm
14.55 cm
Aspect ratio2.167:12.222:12.222:1
Resolution1080 x 2340 pixels1080 x 2400 pixels1080 x 2400 pixels
Pixel density403 ppi
158 ppcm
419 ppi
164 ppcm
419 ppi
164 ppcm
Color depth24 bit
16777216 colors
30 bit
1073741824 colors
36 bit
68719476736 colors
Display area86.37 %89.5 %89.5 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Corning Gorilla Glass 5
2.5D curved glass screen
60000:1 contrast ratio
430 cd/m²
Peak brightness - 600 cd/m²
103.8% NTSC
100% DCI-P3
Always-On Display
DCI-P3
HDR10
Display manufacturer - Samsung
Corning Gorilla Glass Victus
120 Hz refresh rate
480 Hz touch sampling rate
1100 cd/m² peak brightness
10-bit color
HDR10+
Dolby Vision
Sunlight Mode 3.0
DCI-P3
Heart rate detection
Display manufacturer - Samsung
Corning Gorilla Glass Victus
120 Hz refresh rate
480 Hz touch sampling rate
1100 cd/m² peak brightness
10-bit color
HDR10+
Dolby Vision
Sunlight Mode 3.0
DCI-P3
Heart rate detection

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Hall
Proximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Geomagnetic
Fingerprint
Hall
Gravity
Proximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Geomagnetic
Fingerprint
Hall
Gravity
In-display fingerprint sensor (7th Gen.)
Step detector
Step counter
In-display fingerprint sensor
360° Color temperature sensor
In-display fingerprint sensor
360° Color temperature 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 IMX766Sony IMX766
Sensor typeCMOS BSICMOS BSICMOS BSI
Sensor format1/2"1/1.56"1/1.56"
Pixel size0.8 µm
0.000800 mm
1 µm
0.001000 mm
1 µm
0.001000 mm
ISO100 - 3200--
Aperturef/1.75f/1.88f/1.88
Focal length and 35 mm equivalent4.77 mm
26 mm *(35 mm / full frame)
24 mm *(35 mm / full frame)24 mm *(35 mm / full frame)
Field of view79 °--
Number of lenses666
Flash typeDual LEDDual LEDDual LED
Image resolution8000 x 6000 pixels
48 MP
8190 x 6144 pixels
50.32 MP
8190 x 6144 pixels
50.32 MP
Video resolution3840 x 2160 pixels
8.29 MP
7680 x 4320 pixels
33.18 MP
7680 x 4320 pixels
33.18 MP
Video FPS30 fps30 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 autofocus
Continuous shooting
Digital zoom
Optical zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
Face unlock
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
Super Night Mode 2.0
HDR10 video recording
Autofocus
Continuous autofocus
Continuous shooting
Digital zoom
Optical zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
Face unlock
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Phase detection autofocus (PDAF)
Super Night Mode 2.0
HDR10 video recording
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 - 2.0 μm (4-in-1 pixel binning)
Secondary rear camera - 13 MP (ultra-wide-angle)
Angle of view - 123° (#2)
Aperture size - f/2.4 (#2)
Focal length equivalent (35 mm) - 12 mm (#2)
5-elements (#2)
Third rear camera - 5 MP (telemacro)
Focal length equivalent (35 mm) - 50 mm (#3)
3-7 cm shooting distance (#3)
Pixel size - 2.0 μm (4-in-1 pixel binning)
Secondary rear camera - 13 MP (ultra-wide-angle)
Angle of view - 123° (#2)
Aperture size - f/2.4 (#2)
Focal length equivalent (35 mm) - 12 mm (#2)
5-elements (#2)
Third rear camera - 5 MP (telemacro)
Focal length equivalent (35 mm) - 50 mm (#3)
3-7 cm shooting distance (#3)

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 type-CMOS BSICMOS BSI
Pixel size0.8 µm
0.000800 mm
1.14 µm
0.001140 mm
1.14 µm
0.001140 mm
Aperturef/2.2--
Focal length and 35 mm equivalent3.52 mm
18 mm *(35 mm / full frame)
--
Field of view-80.5 °80.5 °
Image resolution5184 x 3880 pixels
20.11 MP
32 MP32 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 fps60 fps60 fps
Features-HDR
Face unlock
HDR
Face unlock
Mechanical pop-up front camera
Sapphire glass cover
--

Audio

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

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Stereo speakers
Smart PA
Qualcomm WCD9340 audio chip
192 kHz/24 bit audio playback
2 stereo speakers
harman / kardon
Hi-Res Audio
Dolby Atmos
2 stereo speakers
harman / kardon
Hi-Res Audio
Dolby Atmos

Radio

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

RadioYesYesYes

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GLONASS
BeiDou
Galileo
A-GPS
BeiDou
GPS (L1+L5)
GLONASS (G11)
Galileo (E1+E5a)
QZSS (L1+L5)
A-GPS
BeiDou
GPS (L1+L5)
GLONASS (G11)
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
Wi-Fi 6 (802.11ax)
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Wi-Fi 6 (802.11ax)
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
2x2 MiMO2x2 MIMO2x2 MIMO

Bluetooth

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

Version5.05.25.1
FeaturesA2DP
LE
A2DP
AVRCP
DIP
HFP
HID
HSP
LE
MAP
OPP
PAN
PBAP
A2DP
AVRCP
DIP
HFP
HID
HSP
LE
MAP
OPP
PAN
PBAP
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
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 jackYesNoNo

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
DLNA
NFC
VoLTE
Computer sync
OTA sync
Infrared
Tethering
NFC
Computer sync
OTA sync
Infrared
Tethering
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
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
aptX-adaptive
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MP3
WAV
LDAC
LHDC
aptX-Adaptive
PCM
AMR-NB
AAC
AAC+
AMR
AMR-WB
aptX
aptX HD
eAAC+
FLAC
MP3
WAV
LDAC
LHDC
aptX-Adaptive
PCM
AMR-NB

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
MKV
MP4
WMV
M4V
WEBM
3GP
3G2
ASF
MKV
MP4
WMV
M4V
WEBM
3GP
3G2
ASF

Battery

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

Capacity4000 mAh4500 mAh4500 mAh
TypeLi-PolymerLi-PolymerLi-Polymer
Charger output power5 V / 3 A
9 V / 2 A
12 V / 1.5 A
--
Quick charge technologyQualcomm Quick Charge 4+Xiaomi Surge Charge 2.0, Qualcomm Quick Charge 4+, Power Delivery 3.0Xiaomi Surge Charge 2.0, Qualcomm Quick Charge 4+, Power Delivery 3.0
FeaturesFast charging
Non-removable
Wireless charging
Fast charging
Non-removable
Fast charging
Non-removable
-67W fast wired charging
50W wireless charging
10W reverse wireless charging
67W fast wired charging

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)1.341 W/kg0.596 W/kg0.594 W/kg
Body SAR (EU)1.511 W/kg0.998 W/kg0.998 W/kg
Head SAR (USA)1.19 W/kg--
Body SAR (USA)1.18 W/kg--
Head SAR (India)-1.09 W/kg-
Body SAR (India)-0.91 W/kg-
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