Xiaomi Mi 9 vs Samsung Galaxy A30

$291.85 VIEW ON AMAZON
$194.95 VIEW ON AMAZON

Display

Display size

6.4 inches
6.4 inches

Resolution

1080 x 2340 pixels
1080 x 2340 pixels

Pixel density

403 ppi
403 ppi

Technology

AMOLED
Super AMOLED

Screen-to-body ratio

85.23 %
85.24 %

Peak brightness

600 cd/m2 (nit)
 

Features

HDR video support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Camera

Rear

Triple camera
Dual camera

Main camera

48 megapixels
16 megapixels

Hardware Features

Sapphire crystal lens cover, Laser and Phase detection autofocus, CMOS image sensor
Phase detection autofocus

Specifications

Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm

Second camera

12 megapixels
5 megapixels

Hardware Features

Telephoto, Sapphire crystal lens cover, Phase detection autofocus
Ultra-wide

Specifications

Optical zoom: 2x; Aperture size: F2.2; Focal Length: 50 mm; Sensor size: 1/3.4"; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Third camera

16 megapixels
 

Hardware Features

Ultra-wide, Sapphire crystal lens cover, Phase detection autofocus
 

Specifications

Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/3"; Pixel size: 1 μm
 

Flash

Dual LED
LED

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (30 fps)

Features

Continuous autofocus, Digital image stabilization, Video calling, Video sharing
Video calling, Video sharing

Front

20 megapixels
16 megapixels

Features

High Dynamic Range mode (HDR)
 

Design

Dimensions

6.20 x 2.94 x 0.30 inches (157.5 x 74.67 x 7.61 mm)
6.24 x 2.94 x 0.30 inches (158.5 x 74.7 x 7.7 mm)

Weight

6.10 oz (173 g)
the average is 6 oz (172 g)
5.82 oz (165 g)
the average is 6 oz (172 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Metal
Back: Plastic

Biometrics

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

Colors

Black, Purple, Blue
Black, Blue, White

Multimedia

Headphones

USB Type-C (reversible)
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

aptX-HD
Album art cover, Background playback, Dolby Atmos

Screen mirroring

Wireless screen share
Wireless screen share

Radio

 
FM

Additional microphone(s)

 
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 855
Samsung Exynos 7 Octa 7904

Processor

Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 640
Mali-G71 MP2

RAM

6 GB
4 GB

Internal storage

128 GB, not expandable
64 GB

Maximum User Storage

 
49.6 GB

Storage expansion

 
microSDXC up to 512 GB

OS

Android (9.0 Pie), Xiaomi MI UI
Android (9.0 Pie), Samsung One UI

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

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

USB

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

Features

Mass storage device, USB OTG
Mass storage device

Location

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

Sensors

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

Other

NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync
VoIP, Tethering, Computer sync, OTA sync

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28
Bands 1, 3, 5, 7, 8, 20

LTE (TDD)

Bands 38, 39, 40
Bands 38, 40, 41

UMTS

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

Data

LTE-A, HSPA, HSUPA
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

Yes
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

Yes
Yes

Battery

Capacity

3300 mAh
4000 mAh

Type

Not user replaceable
Li - Ion, Not user replaceable

Charging

Qualcomm Quick Charge 4+, Qi wireless charging
Samsung Adaptive Fast Charging

Talk time (3G)

 
23.00 hours
the average is 23 h (1362 min)

Internet use

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

Music playback

 
77.00 hours

Video playback

 
18.00 hours

Phone features

Notifications

Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration

Other features

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

Regulatory Approval

FCC approval

 
 

Date approved

 
Feb 14, 2019

 
FCC ID value: A3LSMA305F link

FCC measured SAR

 
 

Head

 
0.32 W/kg

Body

 
0.52 W/kg

Simultaneous Transmission

 
1.43 W/kg

Wireless Router

 
1.15 W/kg

Shopping information

In The Box

Case, 18W Charger, USB Type-C cable, Type-c to 3.5 mm adapter, SIM removal tool, Documentation
 
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