Xiaomi Mi A3

Specifications
Xiaomi Mi A3
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  • 6.09" 720x1560 pixels
  • 48MP 2160p
  • 4/6GB RAM Snapdragon 665
  • 4030mAh 18W
Released 2019, July 24 173.8g, 8.5mm thickness Android 9.0, up to Android 11, Android One 64GB/128GB storage, microSDXC
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Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps
Launch
Announced 2019, July 17. Released 2019, July 24
Status Discontinued
Body
Dimensions 153.5 x 71.9 x 8.5 mm (6.04 x 2.83 x 0.33 in)
Weight 173.8 g (6.14 oz)
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
SIM Nano-SIM + Nano-SIM
Display
Type Super AMOLED
Size 6.09 inches, 91.0 cm2 (~82.5% screen-to-body ratio)
Resolution 720 x 1560 pixels, 19.5:9 ratio (~282 ppi density)
Protection Corning Gorilla Glass 5
Platform
OS Android 9.0 (Pie), upgradable to Android 11, Android One
Chipset Qualcomm SDM665 Snapdragon 665 (11 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU Adreno 610
Memory
Card slot microSDXC (uses shared SIM slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 UFS 2.1
Main Camera
Triple 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
Auxiliary lens
Features LED flash, HDR, panorama
Video 4K@30fps, 1080p@30/60/120fps
Selfie Camera
Single 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Features HDR
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE, aptX HD
Positioning GPS, GLONASS, BDS
NFC No
Infrared port Yes
Radio FM radio
USB USB Type-C 2.0
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 4030 mAh, non-removable
Charging 18W wired, QC3
Misc
Colors Kind of Gray, Not just Blue, More than White
Models M1906F9SH, M1906F9SI
SAR 0.53 W/kg (head)     0.72 W/kg (body)    
SAR EU 0.30 W/kg (head)     1.10 W/kg (body)    
Price About 230 EUR
Our Tests
Performance Basemark OS II 2.0: 2345
Basemark X: 17948
Display 363 nits max brightness (measured)
Camera Photo / Video
Loudspeaker Voice 74dB / Noise 74dB / Ring 81dB
Audio quality Noise -93.7dB / Crosstalk -93.0dB
Battery (old) Endurance rating 101h

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User opinions and reviews

  • linux
  • 30 Apr 2026
  • t7X

linux kernel are the best with basic and maneuverability & navigational custom ui experience, that's android with stock, and for the experience with it will better altogether, the system ui and the system ( Android system,battery, privacy et...

  • Magic
  • 04 Apr 2026
  • sr%

Same. I've had this phone since 2019. Never had any issues with it. But lately the battery can't last half a day. It's such a pity. It is a great phone! Can't find another one like it for the similar price. The new phones have wor...

  • Joey Abdullah
  • 05 Mar 2026
  • KxV

Loop and fail to boot may caused by battery capoot. Changing to new battery will solve the problem.

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