Xiaomi Mi A3 vs Xiaomi Mi A2 Specs Comparison

Availability

Officially announced
Jul 17, 2019	Jul 24, 2018

Design

Dimensions
6.04 x 2.83 x 0.33 inches 153.48 x 71.85 x 8.475 mm	6.25 x 2.97 x 0.29 inches 158.7 x 75.4 x 7.3 mm
Weight
6.13 oz / 173.8 g	5.93 oz / 168.0 g
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Plastic	Back: Aluminum
Biometrics
2D Face unlock, Optical in-screen fingerprint	Fingerprint (touch)
Keys
Back: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Gray, Blue, White	Black, Gold, Pink, Blue, Red

Display

Size
6.1-inch, 82.56% screen-to-body	6.0-inch, 77.32% screen-to-body
Type
Super AMOLED	IPS LCD
Resolution
1560x720px, 19.5:9 ratio, 282 PPI	2160x1080px, 18:9 ratio, 403 PPI
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 5

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 665 (11 nm)	Snapdragon 660 SDM660 (14 nm)
Processor
Octa-core 2000 MHz Kryo 260	Octa-core Kryo 260
GPU
Adreno 610	Adreno 512
Memory
4GB (LPDDR4)/128GB 4GB/64GB	6GB (LPDDR4)/128GB 4GB/32GB 4GB/64GB
Storage expansion
microSDXC up to 256 GB
OS
Android (11, 10, 9.0 Pie)	Android (10, 8.1 Oreo)

Battery

Type
4030 mAh	3010 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 3.0	Qualcomm Quick Charge 3.0

Camera

Rear
Triple camera	Dual camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.3" Pixel size: 0.8 μm	12 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.9" Pixel size: 1.25 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm	20 MP Aperture size: F1.8 Sensor size: 1/2.8" Pixel size: 1 μm
Third camera
2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) EIS, Video calling, Video sharing	4K UHD (30 fps), 1080p (30 fps), 720p (120 fps) Video calling, Video sharing
Front
32 MP Video capture: 1080p	20 MP (Flash, HDR) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Album art cover, Background playback
Screen mirroring
Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 20, 28	1, 2, 3, 4, 5, 7, 8, 20
4G (TDD) Bands
38, 40	38, 40
3G Bands
5, 8, 4, 2, 1	2, 3, 5, 8
Data Speed
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSPA, HSUPA
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM

Alternative variants

with 64 GB storage

Memory	64GB

with 32 GB of storage

Memory	4GB/32GB

with 64 GB of storage

Memory	4GB/64GB

Discover more

Full Specs Xiaomi Mi A3 Specs

Full Specs Xiaomi Mi A2 Specs PA Review Xiaomi Mi A2 Review