OnePlus 3T vs Xiaomi Mi A3 Specs Comparison

Availability

Officially announced
Nov 15, 2016	Jul 17, 2019
Prices (MSRP)
$479

Design

Dimensions
6.01 x 2.94 x 0.29 inches 152.7 x 74.7 x 7.35 mm	6.04 x 2.83 x 0.33 inches 153.48 x 71.85 x 8.475 mm
Weight
5.57 oz / 158.0 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
Left: Volume control, Other; Right: Lock/Unlock key	Back: Volume control, Lock/Unlock key
Colors
Black, Gold, Gray	Gray, Blue, White

Display

Size
5.5-inch, 73.15% screen-to-body	6.1-inch, 82.56% screen-to-body
Type
Super AMOLED	Super AMOLED
Resolution
1920x1080px, 401 PPI	1560x720px, 19.5:9 ratio, 282 PPI
Protection
Corning Gorilla Glass 4	Corning Gorilla Glass 5

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
3 (Average)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 821 MSM8996 Pro	Snapdragon 665 (11 nm)
Processor
Quad-core 2350 MHz Kryo	Octa-core 2000 MHz Kryo 260
GPU
Adreno 530	Adreno 610
Memory
6GB (LPDDR4)/128GB 6GB/64GB	4GB (LPDDR4)/128GB 4GB/64GB
Storage expansion
	microSDXC up to 256 GB
OS
Android (9.0 Pie, 7.1 Nougat, 7.0 Nougat, 6.0 Marshmallow)	Android (11, 10, 9.0 Pie)

Battery

Type
3400 mAh, Li - Ion	4030 mAh
Charging
OnePlus Dash Charge	Qualcomm Quick Charge 3.0

Camera

Rear
Single camera	Triple camera
Main camera
16 MP (Sapphire crystal lens cover, OIS, PDAF) Aperture size: F2.0 Pixel size: 1.12 μm	48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.3" Pixel size: 0.8 μm
Second camera
	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 (60 fps), 720p (120 fps) OIS, EIS, Video calling, Video sharing	4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) EIS, Video calling, Video sharing
Front
16 MP Video capture: 1080p	32 MP Video capture: 1080p

Connectivity & Features

Bluetooth
4.2	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
NFC, Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

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
Radio
	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD) Bands
1, 3, 5, 7, 8, 20	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 40	38, 40
3G Bands
5, 8, 2, 1	5, 8, 4, 2, 1
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	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

Memory	64GB
Prices (MSRP)	$439

with 64 GB storage

Memory	64GB

4G (FDD) Bands	1, 2, 4, 5, 7, 8, 12, 17, 30
3G Bands	5, 8, 4, 2, 1

Discover more

Full Specs OnePlus 3T Specs PA Review OnePlus 3T Review

Full Specs Xiaomi Mi A3 Specs