OnePlus 9 vs Xiaomi Mi 11 Specs Comparison

Design

Dimensions
6.30 x 2.92 x 0.34 inches 160 x 74.2 x 8.7 mm	6.47 x 2.94 x 0.32 inches 164.3 x 74.6 x 8.06 mm
Weight
6.77 oz (192.0 g)	6.91 oz (196.0 g)
Materials
Back: Glass (Corning Gorilla Glass) Frame: Aluminum	Back: Glass Frame: Metal
Biometrics
2D Face unlock, Optical in-screen fingerprint	Optical in-screen fingerprint
Keys
Left: Volume control; Right: Lock/Unlock key, Other	Right: Volume control, Lock/Unlock key
Colors
Winter Mist, Arctic Sky, Astral Black	Midnight gray, Horizon blue

Display

Size
6.5-inch	6.8-inch
Resolution
2400x1080px, 20:9 ratio, 402 PPI	3200x1440px, 20:9 ratio, 515 PPI
Technology
AMOLED	AMOLED
Refresh rate
120Hz	120Hz
Screen-to-body
87.27 %	91.24 %
Peak brightness
	1500 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888 (5 nm)	Qualcomm Snapdragon 888 (5 nm)
Processor
Octa-core 2840 MHz Kryo 680	Octa-core 2840 MHz Kryo 680
GPU
Adreno 660	Adreno 660
RAM
8GB (LPDDR5)	8GB (LPDDR5)
Internal storage
128GB (UFS 3.1)	128GB (UFS 3.1)
Storage expansion
not expandable	not expandable
OS
Android (11), OxygenOS UI	Android (11), MIUI 12.5 UI

Battery

Capacity
4500 mAh	4600 mAh
Charging
OnePlus Warp Charge, Qi wireless charging	Qualcomm Quick Charge 5, Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 65.0W Wireless: 15.0W	Wired: 55.0W Wireless: 50.0W

PhoneArena Battery Tests

Battery Life Estimate

5h 50min

Browsing

11h 29min

Video

9h 16min

Gaming

9h 6min

Battery Life Estimate

4h 53min

Browsing

9h 40min

Video

6h 38min

Gaming

10h 17min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Triple camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Focal length: 23 mm Sensor size: 1/1.4" Pixel size: 1.12 μm	108 MP (OIS, Autofocus) Aperture size: F1.9 Sensor size: 1/1.33" Pixel size: 0.8 μm
Second camera
50 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 14 mm Sensor size: 1/1.56"	13 MP (Ultra-wide) Aperture size: F2.4
Third camera
2 MP (Black and White)	5 MP (Telephoto, Macro) Aperture size: F2.4
Flash
Dual LED	LED
Video recording
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps) HDR, Continuous autofocus, EIS	7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (240 fps) OIS, HDR, Continuous autofocus
Front
16 MP (EIS)	20 MP (Autofocus)

Connectivity & Features

Bluetooth
5.2	5.2
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6) MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1	Type-C, USB 3.1
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, SBAS, NavIC, GNSS, Dual-band positioning, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass
Other
NFC	NFC, Infrared

Multimedia

Headphones
No 3.5mm jack
Speakers
Earpiece, Loudspeaker, Multiple speakers	Earpiece, Loudspeaker, Multiple speakers
Features
Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G
Bands n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78	Bands n1, n3, n5, n8, n20, n28, n38, n41, n77, n78, n79
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 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), 32(1500 L-band), 66(AWS-3)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)	Bands 38(2600), 40(2300), 41(2600+), 42(3500)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900), 9(1700), 19(800)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 24, 2021 FCC ID value: 2ABZ2-EF136	Date approved: Jan 12, 2021 FCC ID value: 2AFZZK2G
Measured SAR
Head: 1.20 W/kg Body: 0.78 W/kg Simultaneous Transmission: 1.48 W/kg Wireless Router: 1.18 W/kg	Head: 0.95 W/kg Body: 0.65 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.75 W/kg

Buyers information

MSRP
$ 729	€ 749
In The Box
Warp Charge 65 Power Adapter, Warp Charge Type-C to Type-C Cable, Quick Start Guide, Welcome Letter, Safety Information and Warranty Card, OnePlus Sticker, SIM Tray Ejector	55W Power Adapter, USB Type-C Cable, Type-C to 3.5 mm Headphone Adapter, SIM Eject Tool, Soft Case, User Guide, Warranty Card

Availability

Officially announced
Mar 23, 2021	Feb 08, 2021

Alternative variants

With 12GB RAM and 256GB storage

RAM	12GB
Internal storage	256GB
MSRP	$ 829

with 256GB storage

Internal storage	256GB

with 12GB RAM

RAM	12GB

Links

Full specifications
OnePlus 9 Specs	Xiaomi Mi 11 Specs
PhoneArena Review
OnePlus 9 Review	Xiaomi Mi 11 Review
User Reviews
OnePlus 9 User Reviews