OnePlus 6 vs Xiaomi Mi 9

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Display

Display size

6.3 inches
6.4 inches

Resolution

1080 x 2280 pixels
1080 x 2340 pixels

Pixel density

402 ppi
403 ppi

Technology

AMOLED
AMOLED

Screen-to-body ratio

83.81 %
85.23 %

Peak brightness

 
600 cd/m2 (nit)

Features

Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
HDR video support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Camera

Rear

Dual camera
Triple camera

Main camera

16 megapixels
48 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus, CMOS image sensor
Sapphire crystal lens cover, Laser and Phase detection autofocus, CMOS image sensor

Specifications

Aperture size: F1.7; Focal length: 25 mm; Sensor size: 1/2.6"; Pixel size: 1.22 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

20 megapixels
12 megapixels

Hardware Features

Phase detection autofocus, CMOS image sensor
Telephoto, Sapphire crystal lens cover, Phase detection autofocus

Specifications

Aperture size: F1.7; Focal Length: 25 mm; Sensor size: 1/2.8"; Pixel size: 1 μm
Optical zoom: 2x; Aperture size: F2.2; Focal Length: 50 mm; Sensor size: 1/3.4"; Pixel size: 1 μm

Third camera

 
16 megapixels

Hardware Features

 
Ultra-wide, Sapphire crystal lens cover, Phase detection autofocus

Specifications

 
Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/3"; Pixel size: 1 μm

Flash

Dual LED
Dual LED

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)

Features

Time-lapse video, Digital image stabilization, Video calling, Video sharing
Continuous autofocus, Digital image stabilization, Video calling, Video sharing

Front

16 megapixels
20 megapixels

Features

High Dynamic Range mode (HDR)
High Dynamic Range mode (HDR)

Design

Dimensions

6.13 x 2.97 x 0.31 inches (155.7 x 75.4 x 7.75 mm)
6.20 x 2.94 x 0.30 inches (157.5 x 74.67 x 7.61 mm)

Weight

6.24 oz (177 g)
the average is 6.1 oz (174 g)
6.10 oz (173 g)
the average is 6.1 oz (174 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Metal
Back: Glass (Corning Gorilla Glass 5); Frame: Metal

Resistance

Splash
 

Biometrics

2D Face unlock, Fingerprint (touch)
In-screen fingerprint

Features

Notification light
 

Colors

Black, Red, White
Black, Purple, Blue

Multimedia

Headphones

3.5 mm jack
USB Type-C (reversible)

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

aptX-HD
aptX-HD

Screen mirroring

Wireless screen share
Wireless screen share

Additional microphone(s)

for Noise cancellation
 

Hardware & Performance

System chip

Qualcomm Snapdragon 845 SDM845
Qualcomm Snapdragon 855

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm

GPU

Adreno 630
Adreno 640

RAM

8 GB
6 GB

Internal storage

256 GB, not expandable
128 GB, not expandable

OS

Android (8.1 Oreo), OxygenOS UI
Android (9.0 Pie), Xiaomi MI UI

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB

USB Type-C (reversible), USB 2.0
USB Type-C (reversible), USB 2.0

Features

Mass storage device
Mass storage device, USB OTG

Location

GPS, A-GPS, Glonass, Galileo, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass

Other

NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71
Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28

LTE (TDD)

Bands 34, 38, 39, 40, 41
Bands 38, 39, 40

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data

LTE-A Pro Cat 18 (1200/150 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

HD Voice

Yes
Yes

VoLTE

Yes
Yes

Battery

Capacity

3300 mAh
3300 mAh

Type

Not user replaceable
Not user replaceable

Charging

OnePlus Dash Charge
Qualcomm Quick Charge 4+, Qi wireless charging

Phone features

Notifications

Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval

 
 

Date approved

May 17, 2018
 

FCC ID value: 2ABZ2-A6003 link
 

Measured SAR

 
 

Head

1.26 W/kg
 

Body

0.90 W/kg
 

Simultaneous Transmission

1.53 W/kg
 

Wireless Router

1.29 W/kg
 

Phablet

3.50 W/kg
 

Shopping information

In The Box

Screen protector (pre-applied), Translucent case, OnePlus fast charge Type-C cable, OnePlus fast charge power adapter, SIM tray ejector, Quick start guide, Safety information
Case, 18W Charger, USB Type-C cable, Type-c to 3.5 mm adapter, SIM removal tool, Documentation

MSRP price

$ 629
 
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