Manufacturer and Model

Manufacturer
Apple
Xiaomi
Phone model
iPhone 8 Plus 128Gb
Redmi 9T 128Gb Ram 6Gb
Year of release
2017
2021

Appearance

Case type
Monoblock
Monoblock
Body length
158 mm
162 mm
Body width
78 mm
77 mm
Body thickness
7.5 mm
9.6 mm
Weight
202 g
198 g
Volume
92.78 cm³
120.44 cm³
Body materials and finishes
  • Aluminium alloy
  • Plastic
Colors

Processor (CPU)

Processor model
  • Apple A11 Bionic
  • Qualcomm Snapdragon 662
CPU clock speed
2100 MHz
2000 MHz
Number of processor cores
6
8

Graphics Processor (GPU)

GPU
GPU model
  • Qualcomm Adreno 610

Primary storage (RAM)

The amount of RAM
3 GB
6 GB

Internal storage

Built-in memory
  • 128 GB
  • 128 GB

SD card

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

Operating system

Operating system
iOS 11
Android 10.0

Battery

Battery capacity
2691
6000
Battery type
Li-Ion
Li-Ion
Wireless battery charging
Charging the battery from USB
Call duration in GSM networks
21 h
Call duration in UMTS (WCDMA) networks
21 h
Duration of listening to music
60 h
Video watching duration
14 h
Duration of using Wi-Fi
13 h

Screen

Screen diagonal
5.5 in
6.53 in
Screen resolution
1920 x 1080 pixels
2340 x 1080 pixels
Resolution formats
  • Full HD
  • HD
  • Full HD
  • HD
Pixel density
401 ppi
395 ppi
Screen technology
IPS
S-IPS
Color depth
24 bit
24 bit
Touch screen
Touch screen type
Capacitive
Capacitive
Anti-scratch screen
Glass screen
Aspect ratio
1.778
2.167
Auto-rotate screen
Ambient light sensor
Proximity sensor

Main photo/video camera

Camera megapixels
12 Mp
48 Mp
Maximum photo resolution
4619 x 2598 pixels
9238 x 5196 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
4 LEDs
LED
Digital zoom
10 X
Shooting settings
Autofocus
Auto exposure
Face detector
Smile detector
Viewfinder
Optical image stabilization
Other photo settings
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
  • Dual optical image stabilization
  • Live photos
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
Video capability
Maximum video resolution
3840 x 2160 pixels
1920 x 1080 pixels
Movie speed
60 fps
30 fps
Digital video zoom
6 X
Movie settings
Movie settings list
  • White balance
  • Color effects
  • Scene selection mode
  • White balance
  • Color effects
  • Scene selection mode

Front photo/video camera

Front camera megapixels
7 Mp
8 Mp
Maximum photo resolution
3528 x 1984 pixels
3771 x 2121 pixels
Shooting resolution formats
  • Quad HD
  • Full HD
  • HD
  • Quad HD
  • Full HD
  • HD
Front camera video

SIM card and calls

Number of SIM-cards
1
2
Mode of operation of multiple SIM-cards
Alternating
Alternating
SIM card type
Nano-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
4.5G
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
  • CDMA 1700 MHz
  • CDMA 1900 MHz
  • CDMA 2100 MHz
CDMA2000 support
UMTS support
UMTS frequencies
  • UMTS 850 MHz
  • UMTS 900 MHz
  • UMTS 1700 MHz
  • UMTS 1900 MHz
  • UMTS 2100 MHz
  • UMTS 850 MHz
  • UMTS 900 MHz
  • UMTS 1700 MHz
  • UMTS 1900 MHz
  • UMTS 2100 MHz
TD-SCDMA support
LTE support
LTE-Advanced support

Internet data transmission standards

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 Direct support

USB

USB connector
USB connector type
USB Type-C
USB standard
2.0
2.0
USB OTG support

Bluetooth

Built-in Bluetooth
Bluetooth standard
5.0
5.0
A2DP support

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
Barometer

Connectors and interfaces

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

Images

Supported image formats
  • JPEG
  • PNG
  • JPEG
  • GIF
  • BMP
Installed image editor
Geo tags
AirPlay support

Video

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

Audio

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

Control elements

Touch input
Multitouch
Pinch zoom
Russified input

Documents and office

Installed Organizer (PIM)
Office document support
Email
IMAP4 protocol support
Convert speech to text

Connectivity and synchronization

PC connection
Synchronization over the mobile network
Synchronization with services
  • ITunes U
  • IMovie
  • Apple Store
  • Apple TV Remote
  • Music Memos
  • ICloud Drive
  • IBooks
  • Gmail
  • Gtalk
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps

Software features

Installed browser
  • HTML
  • WAP
  • HTML
  • WAP

Receiving and sending SMS

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

Impact protection

Waterproof case
Dustproof case

Security

Fingerprint scanner
Remote phone search
Installed VPN

Additional features

Standalone mode (flight mode)

SAR level

SAR level
0.94 W/kg