Manufacturer and Model

Manufacturer
Meizu
Xiaomi
Phone model
MX4 Pro 16Gb
Redmi Note 8 Pro 128Gb
Year of release
2014
2018

Appearance

Case type
Monoblock
Monoblock
Body length
150 mm
161 mm
Body width
77 mm
76 mm
Body thickness
9 mm
8.8 mm
Weight
158 g
199 g
Volume
104.02 cm³
108.45 cm³
Body materials and finishes
  • Aluminium alloy
  • Plastic
  • Plastic
Colors

Processor (CPU)

Processor model
  • Samsung Exynos 5430
  • MediaTek Helio G90T
CPU clock speed
2000 MHz
2050 MHz
Number of processor cores
8
8
Level 1 cache (L1)
32 + 32 kB
Level 2 cache (L2)
2 MB
Processor size
32 bits
64 bits
Instruction set architecture
ARMv7
ARMv8.2-A
Manufacturing process
20 nm
12 nm

Graphics Processor (GPU)

GPU
GPU model
  • Mali-T628 MP6
  • Mali-G76 3EEMC4
GPU clock speed
600 MHz
800 MHz
Number of GPU cores
6
4

Primary storage (RAM)

The amount of RAM
3 GB
6 GB
RAM type
LPDDR3
RAM frequency
933 MHz
2133 MHz
Number of RAM channels
2
2

Internal storage

Built-in memory
  • 16 GB
  • 64 GB

SD card

Types of Supported Memory Cards
  • microSDXC
  • microSDHC
  • microSD
Maximum expandable memory
256 GB
Hot swappable memory card

Mainboard

Chipset
  • Samsung Exynos 5 Octa 5430
  • MediaTek Helio G90T (MT6785T)

Operating system

Operating system
Android 4.4
Android 9.0

Battery

Battery capacity
3350
4500
Battery type
Li-Pol
Li-Ion
Charging the battery from USB
Fast battery charging
Adapter output power
  • 5 V / 3 A

Screen

Screen diagonal
5.5 in
6.53 in
Screen resolution
2560 x 1536 pixels
2340 x 1080 pixels
Resolution formats
  • Quad HD
  • Full HD
  • HD
  • Full HD
  • HD
Pixel density
543 ppi
395 ppi
Screen technology
IPS
IPS
Color depth
24 bit
24 bit
Touch screen
Touch screen type
Capacitive
Capacitive
Anti-scratch screen
Glass screen
Aspect ratio
1.667
2.167
2.5D curved screen
Contrast ratio
1500:1
1500:1
Screen brightness
450 cd/m²
500 cd/m²
Auto-rotate screen
Ambient light sensor
Proximity sensor

Main photo/video camera

Camera megapixels
20 Mp
64 Mp
Maximum photo resolution
52482 x 3936 pixels
10667 x 6000 pixels
Shooting resolution formats
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
  • Full Ultra HD
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
Dual camera
The presence of a flash
Flash type
Dual LED
Dual LED
Digital zoom
4 X
Photomatrix model
Sony IMX220 Exmor RS
Samsung S5KGW1
Photomatrix type
CMOS
ISOCELL
Photomatrix size
6.17 x 4.55 mm
Photomatrix pixel size
1.176 μm
Crop factor
5.64
Aperture
f/2.2
f/1.7
Number of lens elements
5
6
Shooting settings
Autofocus
Phase detection autofocus
Auto exposure
Face detector
Panoramic photography
HDR photography
Viewfinder
Continuous photography
Touch focus
Exposure compensation
Self-timer
Digital image stabilization
White balance
ISO setting
Scene selection
Other photo settings
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
Video capability
Maximum video resolution
3840 x 2160 pixels
3840 x 2160 pixels
Movie speed
30 fps
30 fps
Movie settings
Movie settings list
  • White balance
  • Color effects
  • Hdr
  • Scene selection mode
  • White balance
  • Color effects
  • Scene selection mode

Front photo/video camera

Front camera megapixels
5 Mp
20 Mp
Maximum photo resolution
2981 x 1677 pixels
5963 x 3354 pixels
Shooting resolution formats
  • Quad HD
  • Full HD
  • HD
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
Photomatrix model
OmniVision OV5693
Samsung S5K3T1
Photomatrix type
CMOS BSI 2
ISOCELL
Photomatrix size
3.6 x 2.7 mm
Photomatrix pixel size
1.389 μm
Crop factor
9.61
Aperture
f/2.2
f/2
Number of lens elements
4
Front camera video
Maximum video resolution
1920 x 1080 pixels
1920 x 1080 pixels

SIM card and calls

Number of SIM-cards
1
2
Mode of operation of multiple SIM-cards
Alternating
SIM card type
Micro-SIM
Nano-SIM
MP3 ringtones
Polyphonic ringtones
Vibration mode
Speakerphone
Conference call
Speed dial
Video calls
Second microphone
Noise reduction during a call
Ability to mute the microphone during a call
Extended phone book
Contacts in the phone book
Unlimited
Unlimited
Data exchange between SIM card and internal memory

Mobile communications

Cellular generation
4G
4.5G
GSM support
GSM frequencies
  • GSM 850 MHz
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz
  • GSM 850 MHz
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz
CDMA support
CDMA frequencies
  • CDMA 800 MHz
CDMA2000 support
UMTS support
UMTS frequencies
  • UMTS 850 MHz
  • UMTS 900 MHz
  • UMTS 1900 MHz
  • UMTS 2100 MHz
  • UMTS 850 MHz
  • UMTS 900 MHz
  • UMTS 1900 MHz
  • UMTS 2100 MHz
TD-SCDMA support
TD-SCDMA frequencies
  • TD-SCDMA MHz
  • TD-SCDMA MHz
  • TD-SCDMA MHz
  • TD-SCDMA MHz
LTE support
LTE frequencies
  • LTE 1800 MHz
  • LTE 2100 MHz
  • LTE 2600 MHz
  • LTE-TDD 1900 MHz
  • LTE-TDD 2300 MHz
  • LTE-TDD 2500 MHz
  • LTE-TDD 2600 MHz
  • LTE-TDD 1900 MHz
  • LTE-TDD 2300 MHz
  • LTE-TDD 2500 MHz
  • LTE-TDD 2600 MHz
TDD LTE support

Internet data transmission standards

LTE standards
  • LTE Cat 4
  • LTE Cat 12
CDMA2000 standards
  • 1xEV-DO Rev. A
Data transmission standards
  • HSPA+
  • HSUPA
  • HSDPA
  • EDGE
  • GPRS
  • HSPA+
  • HSUPA
  • HSDPA
  • EDGE
  • GPRS

Wi-Fi

Built-in Wi-Fi
Wi-Fi standards
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
Wi-Fi Direct support
Wi-Fi hotspot mode
Dual band Wi-Fi

USB

USB connector
USB connector type
Micro USB
USB Type-C
USB standard
2.0
2.0
USB OTG support
USB host support
USB Mass Storage support

Bluetooth

Built-in Bluetooth
Bluetooth standard
4.0
5.0
Bluetooth LE support
A2DP support
Other Bluetooth profiles
  • HID
  • EDR

Navigation and positioning

Built-in GPS
A-GPS support
Installed GLONASS
Built-in digital compass

Radio

Built-in radio receiver
Radio range
87.5 - 108 МГц

Sensors and gauges

Ambient light sensor
Proximity sensor
Accelerometer
Orientation and rotation sensor
Gyroscope
Magnetometer
Hall sensor

Connectors and interfaces

USB connector
Micro USB
USB Type-C
TRS jack (mini/micro jack)
3.5 mm
3.5 mm
Wireless NFC
Infrared port (IrDA)

Images

Supported image formats
  • PNG
  • JPG
  • EXIF
  • GIF
  • PNG
  • JPEG
  • GIF
  • BMP
Installed image editor
Geo tags

Video

Installed video player
Supported video formats
  • MP4
  • MPEG-4
  • MKV
  • AVI
  • 3GPP
  • 3GPP
  • QuickTime
  • WMV
  • MP4
  • MPEG-4
  • MKV
  • AVI
  • 3GPP
  • 3GPP
  • Xvid
  • H.263
  • H.264
  • H.265
  • WMV
Video resolution formats
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
Streaming video
Geo tags

Audio

Installed audio player
Supported audio formats
  • AAC
  • AMR
  • AMR-NB
  • FLAC
  • M4A
  • MIDI
  • MP3
  • OGG
  • WMA
  • WAV
  • AAC
  • AAC+
  • eAAC+
  • AMR
  • AMR-NB
  • AMR-WB
  • FLAC
  • MIDI
  • MP3
  • OGG
  • WMA
  • WAV
MP3 support
Streaming audio
Dictaphone
Voice notes
TRS jack (mini/micro jack)
3.5 mm
3.5 mm

Control elements

Touch input
Multitouch
Pinch zoom
Russified input

Documents and office

Installed Organizer (PIM)
Office document support
Supported document formats
  • PDF
Email
IMAP4 protocol support
Convert speech to text

Connectivity and synchronization

PC connection
Tethering support
Synchronization over the mobile network
OTA sync
Synchronization with services
  • Gmail
  • Gtalk
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps
  • Gmail
  • Gtalk
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps

Software features

Installed browser
  • HTML
  • HTML5
  • CSS3
  • WAP
  • HTML
  • HTML5
  • CSS3
  • WAP

Receiving and sending SMS

SMS messages
SMS T9 support
SMS output in the form of a chat
MMS support

Security

Fingerprint scanner
Installed VPN

Additional features

Standalone mode (flight mode)

SAR level

SAR level
1 W/kg