Samsung Galaxy A8 (2018) vs Xiaomi Mi 9T

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Display

Display size

5.6 inches
6.4 inches

Resolution

1080 x 2220 pixels
1080 x 2340 pixels

Aspect Ratio

18.5:9
19.5:9

Pixel density

441 ppi
403 ppi

Technology

Super AMOLED
AMOLED

Screen-to-body ratio

75.60 %
85.94 %

Colors

16 777 216
16 777 216

Peak brightness

 
430 cd/m2 (nit)

Touchscreen

Capacitive, Multi-touch
 

Features

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Triple camera

Main camera

16 megapixels
48 megapixels

Hardware Features

Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.7
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

 
8 megapixels

Hardware Features

 
Telephoto

Specifications

 
Optical zoom: 2x; Aperture size: F2.4; Pixel size: 1.12 μm

Third camera

 
13 megapixels

Hardware Features

 
Ultra-wide

Specifications

 
Aperture size: F2.4; Pixel size: 1.12 μm

Flash

LED
Dual LED

Software Features

HDR, Panorama, Face detection, Burst mode, Night mode, Effects, Exposure compensation, ISO control, White balance presets, Touch to focus, Digital zoom, Geo tagging
HDR, Panorama, Face detection, Burst mode, Night mode, Scenes, Exposure compensation, ISO control, White balance presets, Touch to focus, Self-timer, Digital zoom, Geo tagging

Video recording

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)

Features

Hyperlapse, Digital image stabilization, Video calling, Video sharing
Video calling, Video sharing

Front

16 megapixels
20 megapixels

Features

Dual-Camera
Pop-up, High Dynamic Range mode (HDR)

Video capture

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Design

Form factor

Candybar
Candybar

Dimensions

5.87 x 2.78 x 0.33 inches (149.2 x 70.6 x 8.4 mm)
6.17 x 2.93 x 0.35 inches (156.7 x 74.3 x 8.8 mm)

Weight

6.07 oz (172 g)
the average is 6.1 oz (174 g)
6.74 oz (191 g)
the average is 6.1 oz (174 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
 

Resistance

Water, Dust; IP 68
 

Biometrics

Fingerprint (touch)
2D Face unlock, In-screen fingerprint

Features

Notification light
 

Keys

Left: Volume control; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors

Black, Gold, Gray, Blue
 

Colors

 
Carbon Black, Flame Red, Glacier Blue

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
Album art cover, Background playback

Screen mirroring

Wireless screen share
Wireless screen share

Music player

 
 

Filter by

Album, Artist, Genre, Playlists
Album, Artist, Genre, Playlists

Supported formats

MP3, AAC, FLAC, WAV, M4A (Apple lossless), AMR, OGG, MIDI
MP3, AAC, FLAC, WAV, M4A (Apple lossless), AMR, OGG, MIDI

Video playback

 
 

Supported formats

MPEG4, H.263, H.264
MPEG4, H.263, H.264

Radio

FM
 

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Samsung Exynos 5 Octa 7885
Qualcomm Snapdragon 730 SM7150-AA

Processor

Octa-core, 2200 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm

GPU

Mali-G71
Adreno 618

RAM

4 GB LPDDR4
6 GB LPDDR4

Internal storage

64 GB
128 GB

Storage expansion

microSDXC up to 256 GB
 

Device type

Smart phone
Smart phone

OS

Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat), Samsung One UI
Android (9.0 Pie)

Connectivity & Features

Bluetooth

5.0
5.0

Profiles/ Protocols

Advanced Audio Distribution (A2DP), Audio/Visual Remote Control Profile (AVRCP), Generic Access (GAP), Handsfree (HFP), Headset (HSP), Message Access Profile (MAP), Object Push (OPP), Phone Book Access (PBAP), SIM Access (SAP)
Advanced Audio Distribution (A2DP), Audio/Visual Remote Control Profile (AVRCP), Generic Access (GAP), Handsfree (HFP), Headset (HSP), Message Access Profile (MAP), Object Push (OPP), Phone Book Access (PBAP)

Wi-Fi

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Hotspot, Wi-Fi Direct

USB

USB Type-C (reversible), USB 2.0
USB Type-C (reversible)

Features

Mass storage device, USB charging
Mass storage device

Charging connector

USB Type-C (reversible)
USB Type-C (reversible)

Location

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass

Mobile Payment

Samsung Pay
 

Other

NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC, VoIP, Tethering, Computer sync, OTA sync

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66
Bands 1, 2, 3, 4, 5, 7, 8, 20, 28

LTE (TDD)

Bands 38, 40, 41
Bands 38, 40

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

Data

LTE-A Cat 11 (600/75 Mbit/s), HSPA, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

2G Data

EDGE, GPRS
EDGE, GPRS

Dual SIM

Yes
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

 
Yes

VoLTE

 
Yes

Global Roaming

Yes
Yes

Battery

Capacity

3000 mAh
4000 mAh

Type

Li - Polymer, Not user replaceable
Not user replaceable

Charging

Yes
Fast charging

Talk time (3G)

19.00 hours
the average is 23 h (1387 min)
 

Internet use

3G: 12 hours; LTE: 14 hours; Wi-Fi: 15 hours
 

Music playback

43.00 hours
 

Video playback

17.00 hours
 

Phone features

Notifications

 
Haptic feedback, Music ringtones, Vibration

Phonebook

 
Unlimited entries, Caller groups, Multiple numbers per contact, Search by both first and last name, Picture ID, Ring ID

Organizer

 
Calendar, Alarm, Calculator, World clock, Timer, Stopwatch, Countdown timer

Messaging

 
SMS, MMS, Threaded view, Predictive text input

E-mail

 
IMAP, POP3, SMTP, Microsoft Exchange

Instant Messaging

 
Hangouts / Google Talk

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval

 
 

Date approved

Nov 14, 2017
 

FCC ID value: A3LSMA530F link
 

Measured SAR

 
 

Head

0.26 W/kg
 

Body

0.76 W/kg
 

Simultaneous Transmission

1.54 W/kg
 

Wireless Router

0.98 W/kg
 

Shopping information

In The Box

 
Power adapter, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card

Availability

Officially announced

Dec 19, 2017
Jun 12, 2019
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.