OnePlus 6 vs Xiaomi Mi 9 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.0
OnePlus 6
8.7
Xiaomi Mi 9
OnePlus 6 Xiaomi Mi 9
Released · May 22, 2018
Released · Mar 06, 2019
6.3-inch · 2280x1080px
6.4-inch · 2340x1080px
Dual camera
Triple camera
8GB · 256GB
6GB · 128GB
3300 mAh
3300 mAh

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 (177.0 g) 6.10 oz (173.0 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) Optical in-screen fingerprint
Features
Notification light
Keys
Left: Volume control; Right: Lock/Unlock key, Other
Colors
Black, Red, White Black, Purple, Blue

Display

Size
6.3-inch 6.4-inch
Resolution
2280x1080px, 19:9 ratio, 402 PPI 2340x1080px, 19.5:9 ratio, 403 PPI
Technology
AMOLED AMOLED
Screen-to-body
83.81 % 85.23 %
Peak brightness
600 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor HDR support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 845 SDM845 (10 nm) Qualcomm Snapdragon 855 (7 nm)
Processor
Octa-core
2800 MHz
Kryo 385
Octa-core
2840 MHz
Kryo 485
GPU
Adreno 630 Adreno 640
RAM
8GB (LPDDR4) 6GB (LPDDR4)
Internal storage
256GB 128GB
Storage expansion
not expandable not expandable
OS
Android (8.1 Oreo), OxygenOS UI Android (9.0 Pie), Xiaomi MI UI

Battery

Capacity
3300 mAh 3300 mAh
Type
Li - Polymer
Charging
OnePlus Dash Charge Qualcomm Quick Charge 4+, Qi wireless charging

Camera

Rear
Dual camera Triple camera
Main camera
16 MP (OIS, PDAF, CMOS image sensor)
Aperture size: F1.7
Focal length: 25 mm
Sensor size: 1/2.6"
Pixel size: 1.22 μm
48 MP (Sapphire crystal lens cover, Laser and PDAF, CMOS image sensor)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
20 MP (PDAF, CMOS image sensor)
Aperture size: F1.7
Focal Length: 25 mm
Sensor size: 1/2.8"
Pixel size: 1 μm
12 MP (Telephoto, Sapphire crystal lens cover, PDAF)
Optical zoom: 2.0x
Aperture size: F2.2
Focal Length: 50 mm
Sensor size: 1/3.4"
Pixel size: 1 μm
Third camera
16 MP (Ultra-wide, Sapphire crystal lens cover, PDAF)
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)
Time-lapse video, EIS, Video calling, Video sharing
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)
Continuous autofocus, EIS, Video calling, Video sharing
Front
16 MP (HDR), Video capture: 1920x1080 (Full HD) 20 MP (HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
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
Type-C, USB 2.0 Type-C, USB 2.0
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

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
aptX-HD aptX-HD
Screen mirroring
Wireless screen share Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 40(2300)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
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

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
Date approved: May 17, 2018
FCC ID value: 2ABZ2-A6003
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

Buyers information

MSRP
$ 629
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

Availability

Officially announced
May 16, 2018 Feb 20, 2019

Alternative variants

with 64 GB storage
RAM 6GB
Internal storage 64GB
MSRP $ 529
with 64 GB storage
Internal storage 64GB
with 128 GB storage
Internal storage 128GB
MSRP $ 579
Explorer Edition
RAM 12GB
Internal storage 256GB
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