Xiaomi Mi 9 VS. Xiaomi Mi A3: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Xiaomi Mi 9 VS. Xiaomi Mi A3. The complete information of specifications to decide which to buy.

Devices

Ki Note

Ki Cost-effectiveness
9.7
Cost-effectiveness
8.3
Cost-effectiveness
Design & Materials
8.9
7.7
Performance & Hardware
8.8
7.3
Camera
8.5
7.7
Connectivity
8.3
7.4
Battery
6
7.9

Basics

Brand

Brand
Aliases
Xiaomi Mi9, M1902F1A, M1902F1T
M1906F9SH, Xiaomi MiA3 Lite, Xiaomi MiA3, mia3

Release Date

Release date
February 2019, 6 months ago
July 2019, 2 months ago
State
On Sale
On Sale

Design & Materials

Structure

Size
74.7 mm
157.5 mm
7.6 mm
71.9 mm
153.5 mm
8.5 mm
Weight
173 g
174 g
Usable surface
86 %
82 %
Materials
Ceramics
Aluminium alloy
Resistance
-
-
Colors
Black

Blue

Violet
Black

Blue

White

Screen

Diagonal
6.4"
6.09"
Type
Amoled
Amoled Samsung
Resolution
1080 x 2340 px
720 x 1560 px
Density
403 Pixels per inch
282 Pixels per inch
Others
  • 103% NTSC
  • 2.5D curved glass screen
  • 600 cd/m2
  • 60000:1 contrast
  • Always-On Display
  • Capacitive
  • Corning Gorilla Glass 6
  • Frameless
  • HDR10
  • LED Notifications
  • Multi-touch
  • Notch
  • Water Drop Notch
  • Scratch resistant
  • 103% NTSC
  • 2.5D curved glass screen
  • 350 cd/m²
  • 3D curved glass screen
  • 60000:1 contrast ratio
  • Capacitive
  • Corning Gorilla Glass 5
  • DC dimming
  • Frameless
  • LED Notifications
  • Multi-touch
  • Notch
  • Water Drop Notch

Prototypes





Prototypes
Xiaomi Mi 9
Print 3D Model
Xiaomi Mi A3
Print 3D Model

Photos

Performance & Hardware

Processor

Model
Qualcomm Snapdragon 855
Qualcomm Snapdragon 665
CPU
1x2.84 GHz Kryo 485 + 3x2.4 GHz Kryo 485 + 4x1.8 GHz Kryo 485
4x2.0 GHz Kryo 260 + 4x 1.7 GHz Kryo 260
Type
Octa-Core
Octa-Core
Frequency
2.84 GHz
2 GHz
64 Bits
Yes
Yes

Graphics

GPU
Qualcomm Adreno 640
Qualcomm Adreno 610

RAM

RAM
6 GB
4 GB

Antutu

Score
440.736 (Antutu v8)
Overall performance better than 98% of devices
143.000 (Antutu v7)
Overall performance better than 83% of devices

Storage

Capacity
64 GB
64 GB
SD Slot
No
Yes
Slot for SD or second SIM card

Security

Fingerprint

Sensors

Sensors
  • Fingerprint
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall
  • Light sensor
  • Proximity
  • Fingerprint
  • Accelerometer
  • Compass
  • Gyroscope
  • Light sensor
  • Proximity

Others

Notifications LED
LED Notifications
LED Notifications

Camera

Main

Resolution
48 Mpx
48 Mpx
Pixel size
0.800 µm
0.800 µm
Sensor
Sony IMX586 Exmor RS
Sony IMX582 Exmor RS
Type
CMOS BSI
CMOS BSI
Aperture
f/1.75
f/1.79
Flash
Dual LED
Dual LED
Features
  • 4K Video
  • Autofocus
  • Continuous shooting
  • Digital image stabilization
  • Digital zoom
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Laser AF
  • Manual focus
  • Optical zoom
  • Panorama
  • RAW
  • Scene mode
  • Self-timer
  • Touch focus
  • Triple camera
  • White balance settings
  • 4K Video
  • Autofocus
  • Continuous shooting
  • Digital image stabilization
  • Digital zoom
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Panorama
  • Scene mode
  • Self-timer
  • Touch focus
  • Triple camera
  • White balance settings
Slow Motion Video
Yes
960 fps
Yes
240 fps
Optical Stabilisation
No
No

Selfie

Resolution
20 Mpx
32 Mpx

Connectivity

Networks

5G
-
-
4G LTE
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B12 (700)
  • B20 (800)
  • B28 (700)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28 (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
3G
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
  • B34 (TD 2000)
  • B39 (TD 1900+)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
2G
  • CDMA2000 1X
  • CDMA BC0 (800)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card

Dual SIM
Dual Sim Dual Standby
Dual Sim Dual Standby
Type
Nano SIM
Nano SIM
Nano SIM
Nano SIM

Wi-Fi

Wi-Fi
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
Others
  • Dual band
  • Wi-Fi Direct
  • Wi-Fi Display
  • Wi-Fi Hotspot
  • Wi-Fi MiMO
  • Dual band
  • Wi-Fi Direct
  • Wi-Fi Display
  • Wi-Fi Hotspot

Bluetooth

Version
Bluetooth 5.0 LE Low energy consumption
Bluetooth 5.0 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • APT-x
  • LE (Low Energy)
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • HID (Human Interface Profile)
  • LE (Low Energy)

Navigation

Navigation
  • A-GPS
  • Beidou
  • BeiDou (B1)
  • Galileo
  • Galileo (E1+E5a)
  • GLONASS
  • GLONASS (L1)
  • GPS
  • GPS (L1+L5)
  • A-GPS
  • Beidou
  • GLONASS
  • GPS

USB

USB
  • Charging
  • Host
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • Charging
  • Host
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

1.389 W/Kg on head
1.301 W/Kg on body
0.301 W/Kg on head
1.097 W/Kg on body
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

0.990 W/Kg on head
1.040 W/Kg on body
1.030 W/Kg on head
1.070 W/Kg on body

Others

Others
  • NFC
  • Computer sync
  • DLNA
  • Infrared
  • OTA sync
  • Tethering.
  • VoLTE
  • Audio Jack
  • Radio FM
  • Computer sync
  • Infrared
  • OTA sync
  • VoLTE

Battery

Battery
Capacity
3300 mAh
4030 mAh
Type
Li-Polymer
Li-Polymer
Others
Fast Charging
Non-removable
Wireless charging
Fast Charging
Non-removable

Software

Software
Operating System
MIUI (Android 9.0 Pie)
Android 9.0 Pie

Prices

Prices

Prices