Xiaomi Mi A2 vs Xiaomi Mi A3 Specs Comparison

Availability

Officially announced
Jul 24, 2018	Jul 17, 2019

Design

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

Display

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

PhoneArena Display Test

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

Learn more on our PhoneArena Display Test Results page.

Hardware

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

Battery

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

Camera

Rear
Dual camera	Triple camera
Main camera
12 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.9" Pixel size: 1.25 μm	48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.3" Pixel size: 0.8 μm
Second camera
20 MP Aperture size: F1.8 Sensor size: 1/2.8" Pixel size: 1 μm	8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
	2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
4K UHD (30 fps), 1080p (30 fps), 720p (120 fps) Video calling, Video sharing	4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) EIS, Video calling, Video sharing
Front
20 MP (Flash, HDR) Video capture: 1080p	32 MP 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, USB 2.0	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

Discover more

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

Full Specs Xiaomi Mi A3 Specs

Multimedia

Headphones
No 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
Radio
	FM
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 20	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 40	38, 40
3G Bands
2, 3, 5, 8	5, 8, 4, 2, 1
Data Speed
LTE-A, 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

Alternative variants

with 32 GB of storage

Memory	4GB/32GB

with 64 GB storage

Memory	64GB

with 64 GB of storage

Memory	4GB/64GB