Comparison between:
- Meizu 21 Note
- Meizu 20 Classic
- Meizu 21

Brand and model

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

Meizu 21 NoteMeizu 20 ClassicMeizu 21
Meizu 21 NoteMeizu 20 ClassicMeizu 21

Design

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

Width76.89 mm
7.689 cm
0.252 ft
3.027 in
-75.3 mm
7.53 cm
0.247 ft
2.965 in
Height162.39 mm
16.239 cm
0.533 ft
6.393 in
-156.7 mm
15.67 cm
0.514 ft
6.169 in
Thickness8.2 mm
0.82 cm
0.027 ft
0.323 in
7.99 mm
0.799 cm
0.026 ft
0.315 in
7.9 mm
0.79 cm
0.026 ft
0.311 in
Weight205 g
0.45 lbs
7.23 oz
-198 g
0.44 lbs
6.98 oz
Volume102.39 cm³
6.22 in³
-93.22 cm³
5.66 in³
ColorsBlack
Purple
Green
White
Gray
Green
Silver
Black
Purple
Green
White
Body materialsAluminium alloy
Glass
Aluminium alloy
Glass
Aluminium alloy
Glass
CertificationIP65IP54IP54

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
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 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 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)
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)
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 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)
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)
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 technologiesUMTS
EDGE
GPRS
HSPA+
LTE
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
5G NSA
5G SA
UMTS
EDGE
GPRS
HSPA+
LTE
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
5G NSA
5G SA
UMTS
EDGE
GPRS
HSPA+
LTE
EV-DO Rev. A
TD-SCDMA
TD-HSDPA
5G NSA
5G SA
mSmart 5G 3.0mSmart 5G 3.0mSmart 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)FlyMe AIOS (Android)FlyMe 10FlyMe 10.5 (Android 13)

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 8 Gen 2 (SM8550-AB)Qualcomm Snapdragon 8 Gen 2 (SM8550-AB)Qualcomm Snapdragon 8 Gen 3 (SM8650-AB)
Process technology4 nm4 nm4 nm
CPU1x 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-A7101x 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-A7101x 3.3 GHz ARM Cortex-X4, 5x 3.2 GHz ARM Cortex-A720, 2x 2.3 GHz ARM Cortex-A520
CPU bits64 bit64 bit64 bit
Instruction setARMv9-AARMv9-AARMv9-A
Level 3 cache memory (L3)8192 KB
8 MB
8192 KB
8 MB
-
CPU cores888
CPU frequency3200 MHz3200 MHz3300 MHz
GPUQualcomm Adreno 740Qualcomm Adreno 740Qualcomm Adreno 750
GPU frequency680 MHz680 MHz903 MHz
RAM capacity16 GB16 GB8 GB
12 GB
RAM typeLPDDR5XLPDDR5XLPDDR5X
RAM channelsQuad channelQuad channelQuad channel
RAM frequency4266 MHz4266 MHz4266 MHz
5000 mm² VC liquid cooling32243 mm² three-dimensional cooling system
4000 mm² VC liquid cooling
32243 mm² three-dimensional cooling system
4000 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
256 GB
512 GB
UFS 4.0UFS 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/technologyAMOLEDAMOLEDAMOLED
Diagonal size6.78 in
172.21 mm
17.22 cm
6.55 in
166.37 mm
16.64 cm
6.55 in
166.37 mm
16.64 cm
Width2.81 in
71.28 mm
7.13 cm
2.69 in
68.27 mm
6.83 cm
2.74 in
69.72 mm
6.97 cm
Height6.17 in
156.77 mm
15.68 cm
5.97 in
151.72 mm
15.17 cm
5.95 in
151.06 mm
15.11 cm
Aspect ratio2.199:12.222:12.167:1
Resolution1264 x 2780 pixels1080 x 2400 pixels1080 x 2340 pixels
Pixel density450 ppi
176 ppcm
402 ppi
158 ppcm
393 ppi
154 ppcm
Color depth30 bit
1073741824 colors
30 bit
1073741824 colors
30 bit
1073741824 colors
Display area89.78 %-89.54 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
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
2.5D curved glass screen
144 Hz refresh rate
1500 Hz PWM dimming
5000000:1
100% DCI-P3
2.5D curved glass screen
120 Hz refresh rate
1920 Hz PWM dimming
100% DCI-P3

Sensors

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

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Color temperature sensor
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Gravity
6-channel color temperature sensor
Proximity
Light
Accelerometer
Compass
Gyroscope
Fingerprint
Gravity
Color temperature sensor
In-display fingerprint sensor
X-axis linear motor
Ultrasonic mTouch 2.0
mEngine 4.0
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 model-Samsung ISOCELL GN5Samsung S5KHP3
Sensor typeCMOSISOCELLISOCELL
Sensor format1/1.56"1/1.57"-
Aperturef/1.68f/1.9f/1.7
Focal length and 35 mm equivalent24 mm *(35 mm / full frame)24 mm *(35 mm / full frame)22 mm *(35 mm / full frame)
Number of lenses-7-
Flash typeLEDLEDLED
Image resolution8120 x 6180 pixels
50.18 MP
50 MP200 MP
Video resolution7680 x 4320 pixels
33.18 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
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
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)
Laser autofocus (LAF)
DarkVision
Pure Fusion
Live Photo
Super Night View 5.0
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 - 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)
Sapphire glass on all cameras with anti-reflective coating
Ring LED flash
Secondary rear camera - 16 MP (ultra-wide-angle)
Aperture size - f/2.4 (#2)
Angle of view - 122° (#2)
Focal length equivalent - 16 mm (#2)
6-element lens (#2)
Third rear camera - 5 MP (#3)
Aperture size - f/2.4 (#3)
Sapphire glass on all cameras with anti-reflective coating
Ring LED flash
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 (#3)
Sensor model - Samsung S5K5E9 (#3)
Aperture size - f/2.4 (#3)
Focal length equivalent - 27 mm (#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 model--Samsung S5KJD1
Sensor typeCMOSCMOS BSIISOCELL
Aperturef/2.45-f/2.4
Image resolution4608 x 3456 pixels
15.93 MP
32 MP6560 x 4928 pixels
32.33 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
FeaturesFace unlock
Face detection
Face unlock
HDR
Face unlock
HDR
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
Loudspeaker
Earpiece
Stereo speakers
Smart PA
Meizu acoustic tuning
Gen 5 symmetrical speakers
Smart PA
Meizu acoustic tuning
Smart PA
Meizu acoustic tuning

Radio

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

RadioNoNoNo

Tracking/Positioning

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

Tracking/PositioningGPS
A-GPS
GLONASS
BeiDou
Galileo
QZSS
GPS
A-GPS
GLONASS
BeiDou
Galileo
QZSS
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
Wi-Fi 6 (802.11ax)
Wi-Fi 7 (802.11be)
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)
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 MIMO2x2 MIMO2x2 MIMO

Bluetooth

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

Version5.35.35.3
FeaturesA2DP
LE
A2DP
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-CUSB Type-C
Version2.02.02.0
FeaturesCharging
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 jackNoNoNo

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
Computer sync
OTA sync
Infrared
Tethering
NFC
VoLTE

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
AMR
FLAC
MIDI
MP3
OGG
APE
MKA
AAC
AMR
FLAC
MIDI
MP3
OGG
APE
MKA
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
Flash Video
MKV
MP4
MPEG-4
MOV
3GPP
AVI
Flash Video
MKV
MP4
MPEG-4
MOV
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.

Capacity5500 mAh4700 mAh4800 mAh
TypeLi-IonLi-IonLi-Ion
Charger output power10 V / 6.5 A10 V / 6.7 A20 V / 4 A
FeaturesFast charging
Non-removable
Fast charging
Non-removable
Fast charging
Non-removable
 Meizu 21 NoteMeizu 20 ClassicMeizu 21