Xiaomi Mi A1 vs Xiaomi Mi A3 Specs Comparison

Display

Size
5.5-inch	6.1-inch
Resolution
1920 x 1080 px, 401 PPI	1560 x 720 px, 19.5:9 ratio, 282 PPI
Technology
IPS LCD	Super AMOLED
Screen-to-body
70.87 %	82.56 %
Peak brightness
450 cd/m2 (nit)
Features
Oleophobic coating, Ambient light sensor, Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 625 8953 (14 nm)	Qualcomm Snapdragon 665 (11 nm)
Processor
Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit	Octa-core, 2000 MHz, Kryo 260, 64-bit
GPU
Adreno 506	Adreno 610
RAM
4GB (LPDDR3)	4GB (LPDDR4)
Internal storage
64GB	128GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 256 GB
OS
Android (9.0 Pie, 8.1 Oreo, 8.0 Oreo, 7.1 Nougat)	Android (11, 10, 9.0 Pie)
Device type
Smartphone	Smartphone

Battery

Capacity
3080 mAh	4030 mAh
Type
Li - Ion, Not user replaceable	Not user replaceable
Charging
Fast charging	Qualcomm Quick Charge 3.0

Camera

Rear
Dual camera	Triple camera
Main camera
12 MP (PDAF) Specifications: Aperture size: F2.2 Focal length: 26 mm Pixel size: 1.25 μm	48 MP (PDAF) Specifications: Aperture size: F1.8 Sensor size: 1/2.3" Pixel size: 0.8 μm
Second camera
12 MP (Telephoto, Autofocus) Specifications: Optical zoom: 2.0x Aperture size: F2.6 Focal Length: 50 mm Pixel size: 1 μm	8 MP (Ultra-wide) Specifications: Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
	2 MP (Depth information) Specifications: Aperture size: F2.4
Flash
Dual LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps) Features: Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) Features: EIS, Video calling, Video sharing
Front
5 MP, Video capture: 1920x1080 (Full HD)	32 MP, Video capture: 1920x1080 (Full HD)

Design

Dimensions
6.12 x 2.98 x 0.29 inches (155.4 x 75.8 x 7.3 mm)	6.04 x 2.83 x 0.33 inches (153.48 x 71.85 x 8.475 mm)
Weight
5.82 oz(165.0 g)	6.13 oz(173.8 g)
Materials
Back: Metal	Back: Glass (Corning Gorilla Glass 5) Frame: Plastic
Biometrics
Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Features
Touch sensitive control keys
Keys
Right: Volume control, Lock/Unlock key	Back: Volume control, Lock/Unlock key
Colors
Black, Gold, Pink	Gray, Blue, White

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 40(2300), 41(2600+)	Bands 38(2600), 40(2300)
3G
Bands 5(850), 8(900), 2(1900), 1(2100)	Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
LTE, HSPA, HSUPA	LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM

Multimedia

Headphones
3.5mm jack	3.5mm 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
Radio
FM	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Connectivity & Features

Bluetooth
4.2	5.0
Wi-Fi
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
Type-C (reversible), Features: Mass storage device, Charging	Type-C (reversible), Features: Charging, Mass storage device
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Hall (for flip covers)	Accelerometer, Gyroscope, Compass
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

Buyers information

In The Box
	10W charger, USB Type-C cable, SIM eject tool, User guide, Soft case, Warranty card

Availability

Officially announced
Sep 05, 2017	Jul 17, 2019

Alternative variants

with 64 GB storage

Internal storage	64GB

Links

Full specifications
Xiaomi Mi A1 Specs	Xiaomi Mi A3 Specs
User Reviews
Xiaomi Mi A1 User Reviews