Comparison between:
- POCO X6
- Meizu 21 Note

Brand and model

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

POCO X6Meizu 21 Note
POCO X6
Prices
Meizu 21 Note
Model alias23122PCD1G-

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
76.89 mm
7.689 cm
0.252 ft
3.027 in
Height161.2 mm
16.12 cm
0.529 ft
6.346 in
162.39 mm
16.239 cm
0.533 ft
6.393 in
Thickness8 mm
0.8 cm
0.026 ft
0.315 in
8.2 mm
0.82 cm
0.027 ft
0.323 in
Weight181 g
0.4 lbs
6.38 oz
205 g
0.45 lbs
7.23 oz
Volume95.82 cm³
5.82 in³
102.39 cm³
6.22 in³
ColorsBlack
White
Blue
Black
Purple
Green
White
Body materialsPlasticAluminium alloy
Glass
CertificationIP54IP65

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
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)-
W-CDMAW-CDMA 850 MHz (B5)
W-CDMA 850 MHz (B6)
W-CDMA 900 MHz (B8)
W-CDMA 900 MHz (B19)
W-CDMA 1700 MHz (B4)
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 700 MHz (B28)
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 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 850 MHz (B5)
LTE-FDD 900 MHz (B8)
LTE-FDD 1700 MHz (B4)
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 NR5G-FDD 700 MHz (n28)
5G-FDD 850 MHz (n5)
5G-FDD 900 MHz (n8)
5G-FDD 1700 MHz (n66)
5G-FDD 1800 MHz (n3)
5G-FDD 2100 MHz (n1)
5G-TDD 2500 MHz (n41)
5G-TDD 2600 MHz (n38)
5G-TDD 3500 MHz (n78)
5G-TDD 3700 MHz (n77)
5G-FDD 700 MHz (n28)
5G-FDD 800 MHz (n20)
5G-FDD 850 MHz (n5)
5G-FDD 1800 MHz (n3)
5G-FDD 2100 MHz (n1)
5G-TDD 2300 MHz (n40)
5G-TDD 2500 MHz (n41)
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 technologiesEDGE
GPRS
HSPA+
LTE
TD-SCDMA
5G NSA
5G SA
UMTS
EDGE
GPRS
HSPA+
LTE
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
5G NSA
5G SA
-mSmart 5G 3.0

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 14 for POCO (Android 13)
Xiaomi HyperOS
FlyMe AIOS (Android)

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 7s Gen 2 (SM7435-AB)Qualcomm Snapdragon 8 Gen 2 (SM8550-AB)
Process technology4 nm4 nm
CPU4x 2.4 GHz ARM Cortex-A78, 4x 1.95 GHz ARM Cortex-A551x 3.32 GHz ARM Cortex-X3, 2x 2.8 GHz ARM Cortex-A715, 2x 2.8 GHz ARM Cortex-A710, 3x 2.0 GHz ARM Cortex-A710
CPU bits64 bit64 bit
Instruction setARMv8.2-AARMv9-A
Level 3 cache memory (L3)-8192 KB
8 MB
CPU cores88
CPU frequency2400 MHz3200 MHz
GPUQualcomm Adreno 710Qualcomm Adreno 740
GPU frequency-680 MHz
RAM capacity8 GB
12 GB
16 GB
RAM typeLPDDR5LPDDR5X
RAM channelsQuad channelQuad channel
RAM frequency3200 MHz4266 MHz
-5000 mm² VC liquid cooling

Storage

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

Storage256 GB
512 GB
256 GB
512 GB
UFS 4.0UFS 4.0

Display

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

Type/technologyOLEDAMOLED
Diagonal size6.67 in
169.42 mm
16.94 cm
6.78 in
172.21 mm
17.22 cm
Width2.74 in
69.5 mm
6.95 cm
2.81 in
71.28 mm
7.13 cm
Height6.08 in
154.5 mm
15.45 cm
6.17 in
156.77 mm
15.68 cm
Aspect ratio2.223:12.199:1
Resolution1220 x 2712 pixels1264 x 2780 pixels
Pixel density446 ppi
175 ppcm
450 ppi
176 ppcm
Color depth36 bit
68719476736 colors
30 bit
1073741824 colors
Display area89.95 %89.78 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
2.5D curved glass screen
Corning Gorilla Glass Victus
120 Hz refresh rate
2160 Hz touch sampling rate
1920 Hz PWM dimming
500 cd/m² typical brightness
1200 cd/m² HBM
1800 cd/m² peak brightness
5000000:1
100% DCI-P3
True Color Display
Dolby Vision
HDR10+
2.5D curved glass screen
8T LTPO backplane
1 Hz - 144 Hz refresh rate
800 cd/m² typical brightness
1600 cd/m² HBM
5000 cd/m² peak brightness
2160 Hz PWM dimming
100% DCI-P3
HDR10+
ZReal Engine

Sensors

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

SensorsAccelerometer
Compass
Gyroscope
Pedometer
Geomagnetic
Fingerprint
Gravity
Color temperature sensor
Optical distance sensor
360° front and rear dual light sensor
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Color temperature sensor
In-display fingerprint sensorIn-display fingerprint sensor
X-axis linear motor

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 typeCMOS BSICMOS
Sensor format1/2"1/1.56"
Pixel size0.7 µm
0.000700 mm
-
Aperturef/1.8f/1.68
Focal length and 35 mm equivalent25 mm *(35 mm / full frame)24 mm *(35 mm / full frame)
Number of lenses6-
Flash typeDual LEDLED
Image resolution9280 x 6920 pixels
64.22 MP
8120 x 6180 pixels
50.18 MP
Video resolution3840 x 2160 pixels
8.29 MP
7680 x 4320 pixels
33.18 MP
Video FPS60 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Optical 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
Phase detection autofocus (PDAF)
Flicker sensor
Autofocus
Continuous shooting
Digital zoom
Optical 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)
Laser autofocus (LAF)
DarkVision
Pure Fusion
Live Photo
Super Night View 5.0
Secondary rear camera - 8 MP (ultra-wide angle)
Sensor size - 1/4" (#2)
Pixel size - 1.12 μm (#2)
Aperture size - f/2.2 (#2)
Angle of view - 118° (#2)
Third rear camera - 2 MP (macro)
Aperture size - f/2.4 (#3)
Secondary rear camera - 13 MP (ultra-wide-angle)
Sensor model - Samsung S5K 3L6 (#2)
Aperture size - f/2.4 (#2)
Angle of view - 122° (#2)
Focal length equivalent - 15 mm (#2)
Third rear camera - 5 MP (macro)
Aperture size - f/2.4 (#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 typeCMOSCMOS
Aperturef/2.5f/2.45
Image resolution4608 x 3456 pixels
15.93 MP
4608 x 3456 pixels
15.93 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
Video FPS60 fps30 fps
FeaturesFace unlock
HDR
Face detection
Face unlock
Face detection

Audio

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

SpeakerLoudspeaker
Earpiece
Stereo speakers
Loudspeaker
Earpiece
Stereo speakers
Dolby Atmos
Hi-Res Audio
Hi-Res Audio Wireless
Smart PA
Meizu acoustic tuning

Radio

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

RadioYesNo

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GLONASS
BeiDou
Galileo
NavIC
GPS
A-GPS
GLONASS
BeiDou
Galileo
QZSS

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)
Wi-Fi 7 (802.11be)
Wi-Fi Hotspot
Wi-Fi Direct
Wi-Fi Display
-2x2 MIMO

Bluetooth

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

Version5.25.3
FeaturesA2DP
LE
A2DP
LE

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 jackNoNo

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Infrared
Tethering
NFC
VoLTE
Computer sync
OTA sync
Infrared
Tethering
NFC
VoLTE
NFC is market-dependent-

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
AMR
AMR-WB
aptX
aptX HD
FLAC
MP3
OGG
WMA
WAV
APE
AMR-NB
LDAC
LHDC
AAC
AMR
FLAC
MIDI
MP3
OGG
APE
MKA

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
MKV
MP4
WebM
WMV
WEBM
3GP
ASF
3GPP
AVI
Flash Video
MKV
MP4
MPEG-4
MOV

Battery

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

Capacity5100 mAh5500 mAh
TypeLi-PolymerLi-Ion
Charger output power10 V / 6.7 A10 V / 6.5 A
FeaturesFast charging
Non-removable
Fast charging
Non-removable
 POCO X6Meizu 21 Note