Manufacturer and Model

Manufacturer
ASUS
Phone model
ZenFone 4 Pro (ZS551KL) 64Gb
Year of release
2017

Appearance

Case type
Monoblock
Body length
157 mm (millimeters)
Body width
76 mm (millimeters)
Body thickness
7.6 mm (millimeters)
Weight
175 g (grams)
Volume
90.15 cm³ (cubic centimeters)
Body materials and finishes
  • Metal
Colors

Processor (CPU)

Processor model
  • Qualcomm Snapdragon 835 MSM8998
CPU clock speed
2450 MHz (megahertz) place #21
Number of processor cores
8

Graphics Processor (GPU)

GPU
GPU model
  • Qualcomm Adreno 540

Primary storage (RAM)

The amount of RAM
6 GB (gigabytes) place #6

Internal storage

Built-in memory
  • 64 GB (gigabytes)
place #5

SD card

Types of Supported Memory Cards
  • microSDXC (Micro Secure Digital eXtended Capacity)
  • microSDHC (Micro Secure Digital High Capacity)
  • microSD (Micro Secure Digital Card, TransFlash)
Maximum expandable memory
2048 GB (gigabytes)
  • combined with a slot for a second sim card
Hot swappable memory card

Operating system

Operating system
Android 7.1 (Nougat)

Battery

Battery capacity
3600 (milliampere hours)
Battery type
Li-Ion (lithium ion)
Charging the battery from USB

Screen

Screen diagonal
5.5 in (inches) place #83
Screen resolution
1920 x 1080 pixels place #56
Resolution formats
  • Full HD (1920 x 1080)
  • HD (1280 х 720)
Pixel density
401 ppi (pixels per inch)
Screen technology
AMOLED
Color depth
24 bit (16777216 colors)
Touch screen
Touch screen type
Capacitive
Anti-scratch screen
  • corning gorilla glass
Aspect ratio
1.778 (16:9)
Auto-rotate screen
Ambient light sensor
Proximity sensor

Main photo/video camera

Camera megapixels
12 Mp (megapixels)
  • f/1.7
place #30
Maximum photo resolution
4619 x 2598 pixels
  • vga (640x480)
  • qvga (320x240)
  • 768x1024
Shooting resolution formats
  • Ultra HD (4K, 3840 x 2160)
  • Quad HD (2560 x 1440)
  • Full HD (1920 x 1080)
  • HD (1280 х 720)
Dual camera
The presence of a flash
Flash type
Dual LED
Optical zoom
2 X
Shooting settings
Autofocus
Face detector
Viewfinder
Other photo settings
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
Video capability
Maximum video resolution
3840 x 2160 pixels
Movie speed
30 fps (frames per second)
Movie settings
Movie settings list
  • White balance
  • Color effects
  • Scene selection mode

Front photo/video camera

Front camera megapixels
8 Mp (megapixels)
  • f/1.9
place #14
Maximum photo resolution
3771 x 2121 pixels
Shooting resolution formats
  • Quad HD (2560 x 1440)
  • Full HD (1920 x 1080)
  • HD (1280 х 720)
Front camera video

SIM card and calls

Number of SIM-cards
2
Mode of operation of multiple SIM-cards
Alternating
SIM card type
Nano-SIM (4FF, 12.3 x 8.8 x 0.67 mm)
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
Data exchange between SIM card and internal memory

Mobile communications

Cellular generation
4.5G
GSM support
GSM frequencies
  • GSM 850 MHz
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz
UMTS support
UMTS frequencies
  • UMTS 850 MHz
  • UMTS 900 MHz
  • UMTS 2100 MHz
LTE support
  • lte bands 1-2-3-4-5-7-8-17-19-20-28-38-39-40-41

Internet data transmission standards

Data transmission standards
  • HSPA+ (42/11 Mbit/s)
  • HSUPA (5.8 Mbit/s)
  • HSDPA (1.8 Mbit/s)
  • EDGE (E-GPRS, 384 kbit/s)
  • GPRS (64 kbit/s)

Wi-Fi

Built-in Wi-Fi
Wi-Fi Direct support

USB

USB connector
USB connector type
USB Type-C (8.34 x 2.56 mm)
USB standard
2.0 (up to 480 Mbps)
USB OTG support
USB host support

Bluetooth

Built-in Bluetooth
Bluetooth standard
5.0
A2DP support
Other Bluetooth profiles
  • 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
Magnetometer

Connectors and interfaces

USB connector
USB Type-C (8.34 x 2.56 mm)
TRS jack (mini/micro jack)
3.5 mm (millimeters)
Wireless NFC

Images

Supported image formats
  • PNG (Portable Network Graphics, .png)
  • JPEG (Joint Photographic Experts Group, .jpg, .jpeg, .jfif, .jpe)
  • GIF (Graphics Interchange Format, .gif)
  • BMP (Bitmap Picture, .bmp, .dib, .rle)
Installed image editor
Geo tags

Video

Installed video player
Supported video formats
  • MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
  • AVI (Audio Video Interleaved, .avi)
  • 3GPP (.3gp)
  • WMV (Windows Media Video, .wmv)
Video resolution formats
  • Ultra HD (4K, 3840 x 2160)
  • Quad HD (2560 x 1440)
  • Full HD (1920 x 1080)
  • HD (1280 х 720)
Streaming video
Geo tags

Audio

Installed audio player
Supported audio formats
  • AAC (Advanced Audio Coding, .aac)
  • MIDI (Musical Instrument Digital Interface)
  • MP3 (MPEG-1/2/2.5 Layer 3, .mp3)
  • WMA (Windows Media Audio, .wma)
  • WAV (Waveform Audio File Format, .wav, .wave)
MP3 support
Streaming audio
Dictaphone
Voice notes
TRS jack (mini/micro jack)
3.5 mm (millimeters)

Control elements

Touch input
  • 2 touches
Multitouch
Pinch zoom
Russified input

Documents and office

Installed Organizer (PIM)
Office document support
Email
  • pop-smtp-imap4
IMAP4 protocol support
Convert speech to text

Connectivity and synchronization

PC connection
Synchronization over the mobile network
Synchronization with services
  • Gmail (Google Email)
  • Gtalk (Google Talk)
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps

Software features

Installed browser
  • HTML
  • WAP
  • html5

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)

Equipment

Equipment
  • charger
  • usb cable
  • sim card clip
  • headset
  • case
  • instruction