OnePlus 6T vs Xiaomi Mi 9

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Comparing the OnePlus 6T vs Xiaomi Mi 9 across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Xiaomi Mi 9 runs at a higher processing speed of 2.84 GHz, while OnePlus 6T runs at 2.8 GHz, making Xiaomi Mi 9 the better performer.


Display: OnePlus 6T offers a screen size of 6.41 inches, while Xiaomi Mi 9 offers 6.39 inches, making OnePlus 6T the larger display of the two. OnePlus 6T features a Optic AMOLED display compared to Xiaomi Mi 9's AMOLED, making OnePlus 6T the better display of the two.


Rear Camera: Xiaomi Mi 9 offers a higher rear camera resolution with 48 MP, while OnePlus 6T offers 16 MP, making Xiaomi Mi 9 better for rear camera photography.


Front Camera: Xiaomi Mi 9 offers a higher front camera resolution with 20 MP, while OnePlus 6T offers 16 MP, making Xiaomi Mi 9 better for front camera photography.


Battery: OnePlus 6T offers a higher battery capacity with 3700 mAh, while Xiaomi Mi 9 offers 3300 mAh, making OnePlus 6T better for longer battery life.


Storage: Both OnePlus 6T and Xiaomi Mi 9 offer the same internal storage of 128 GB.

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OnePlus 6T
₹30,025
(Out of Stock)
Xiaomi Mi 9
₹31,790
(Not Released in India)
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Summary

Release Date

01 Nov, 2018
18 Mar, 2020
14 May, 2026

Performance

Snapdragon 845
Snapdragon 855
Snapdragon 8 Elite Gen 5
Octa Core (upto 2.8 GHz)
Octa Core (upto 2.84 GHz)
Octa Core (upto 4.61 GHz)
6 GB RAM
6 GB RAM
16 GB RAM

Display

6.41 inches (16.28 cm)
6.39 inches (16.23 cm)
6.82 inches (17.32 cm)
Optic AMOLED
AMOLED
AMOLED
1080x2340 px (FHD+)
1080x2340 px (FHD+)
1440x3168 px (QHD+)
60 Hz Refresh Rate
N/A
144 Hz Refresh Rate

Rear Camera

16 MP
Wide Angle Primary Camera
48 MP
Primary Camera
200 MP
Primary Camera (upto 3.7x Optical Zoom)
20 MP
Wide Angle Camera
12 MP
Telephoto Camera (upto 2x Optical Zoom)
200 MP
Telephoto Camera
N/A
16 MP
Ultra-Wide Angle Camera
50 MP
Ultra-Wide Angle Camera

Front Camera

16 MP
Wide Angle Lens
20 MP
50 MP

Battery

3700 mAh
3300 mAh
6600 mAh
Dash Charging
Quick Charging
100W Flash Charging
N/A
Wireless Charging
Wireless Charging

Storage

128 GB
128 GB
512 GB
UFS 2.1
N/A
UFS 4.1

Expert Review

8.0/10
N/A
8.7/10

Pros

  • Excellent battery life
  • Solid performer
  • Clutter-free software
  • Dash charging
  • Device yet to be reviewed
  • Stellar and versatile three-lens camera system
  • Excellent performance
  • Bright and crisp 2K AMOLED display

Cons

  • Still not the industry leader in camera technology
  • No wireless charging
  • No waterproofing
  • Bulky 
  • Device yet to be reviewed
  • Battery life could have been better
  • Very expensive with camera kit
  • No shortcut key

User Ratings

4.5/5
(19,407 ratings)
N/A
4.6/5
(29 ratings)

Benchmarks (The higher, the better)

406,086
AnTuTu Score
N/A
3,977,648
AnTuTu Score
N/A
N/A
15h 10m
Battery Life (PC Mark)

Compare Prices

Not Available in any store
Not Available in any store
₹159,999

Video

Videos
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Videos
5 More Videos
Videos
1 Video

User Feedback

General

Launch Date

Nov 01, 2018
(Official)
N/A
May 06, 2026
(Official)

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)
Android v16

OS Updates

N/A
N/A
5 Year

Security Updates

N/A
N/A
7 Year

Custom UI

Oxygen OS
MIUI
Origin OS

Performance

Performance Rating

Good
Very Good
Best In Class

Chipset

Qualcomm Snapdragon 845
Qualcomm Snapdragon 855
Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

Processor

Octa core

2.8 GHz, Quad core, Kryo 385 1.8 GHz, Quad core, Kryo 385
Octa core

2.84 GHz, Single core, Kryo 485 2.42 GHz, Tri core, Kryo 485 1.8 GHz, Quad core, Kryo 485
Octa core

4.61 GHz, Dual core, Oryon 3.62 GHz, Hexa Core, Oryon

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

10 nm
N/A
3 nm

Graphics (GPU)

Adreno 630
Adreno 640
Adreno 840

RAM

6 GB / 8 GB
6 GB / 12 GB
16 GB

RAM Type

LPDDR4X
LPDDR4X
LPDDR5X Ultra

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

406,086
N/A
3,977,648

Bootup Time (The lower, the better)

N/A
N/A
14.0 s

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

N/A
N/A
6,450

Battery Drain* (The lower, the better)

N/A
N/A
7.0 %

Heating* (The lower, the better)

N/A
N/A
21.7 %
* after 30 mins of gaming

Display

Display Rating

Excellent
Best In Class
Best In Class

Display Type

Optic AMOLED
AMOLED
AMOLED

Screen Size

6.41 inches  (16.28 cm)
6.39 inches  (16.23 cm)
6.82 inches  (17.32 cm)

Resolution

1080x2340 px (FHD+)
1080x2340 px (FHD+)
1440x3168 px (QHD+)

Peak Brightness

N/A
N/A
4500 nits

Refresh Rate

60 Hz
N/A
144 Hz

Aspect Ratio

19.5:9
N/A
19.8:9

Pixel Density

402 ppi
403 ppi
510 ppi

Screen to Body Ratio (calculated)

85.43 %
85.12 %
89.7 %

Screen Protection

Corning Gorilla Glass v6
Corning Gorilla Glass v6
Yes

Bezel-less Display

Yes with waterdrop notch
Yes with waterdrop notch
Yes with punch-hole display

HDR 10 / HDR+ Support

N/A
N/A
Yes

Screen to Body Ratio (claimed by the brand)

86 %
90.7 %
94.49 %

Design

Height

157.5 mm
157.5 mm
162.98 mm

Width

74.8 mm
74.6 mm
76.81 mm

Thickness

8.2 mm
7.6 mm
8.19 mm

Weight

185 grams
173 grams
232 grams

Build Material

Back: Gorilla Glass
N/A
Back: Glass

Water Resistance

Yes Splash proof
N/A
N/A

Rear Camera

Rear Camera Rating

Very Good
Very Good
Best In Class

Resolution

16 MP
Primary Cameraf/1.7 Wide Angle25 mm focal length 1/2.6" sensor size IMX519 Exmor-RS CMOS Sensor 1.22µm pixel size
48 MP
Primary Cameraf/1.75IMX586 Exmor-RS CMOS Sensor
200 MP
Primary Camera105x Digital Zoom 3.7x Optical Zoomf/1.8535 mm focal length LYT 901 0.7µm pixel size
20 MP
f/1.7 Wide Angle Camera25 mm focal length 1/2.8" sensor size 1µm pixel size
12 MP
f/2.2 Telephoto Camera1µm pixel size
200 MP
f/2.67 Telephoto Camera85 mm focal length 1/1.28" sensor size
N/A
16 MP
f/2.2 Ultra-Wide Angle Camera1µm pixel size
50 MP
f/2.0 Ultra-Wide Angle Camera14 mm focal length

Autofocus

Yes Phase Detection Autofocus
Yes Phase Detection Autofocus Continuous Autofocus
Yes

OIS

Yes
N/A
Yes

Flash

Yes Dual LED Flash
Yes Dual-color LED Flash
Yes Dual LED Flash

Image Resolution

4616 x 3464 Pixels
8000 x 6000 Pixels
N/A

Settings

Exposure compensation ISO control
Exposure compensation ISO control
N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)
N/A

Camera Features

Digital Zoom
Auto Flash
Touch to focus
Digital Zoom
Auto Flash
Face detection
Touch to focus
105 x Digital Zoom
3.7 x Optical Zoom

Video Recording

4k @30 fps
Full HD @60 fps
HD @30 fps
3840x2160 @ 30 fps
1920x1080 @ 60 fps
1280x720 @ 120 fps
8k @30 fps
4k @30/60/120 fps
Full HD @30/60/120 fps

Front Camera

Front Camera Rating

Very Good
Very Good
Best In Class

Resolution

16 MP
f/2.0 Wide Angle Primary Camera25 mm focal length 1/3.1" sensor size Exmor RS 1µm pixel size
20 MP
f/2.0 Primary Camera
50 MP
f/2.45 Primary Camera

Flash

Yes Screen flash
Yes Screen flash
Yes Screen flash

Camera Features

Fixed Focus
N/A
N/A

Video Recording

Full HD @30 fps
HD @30 fps
1920x1080 @ 30 fps
1280x720 @ 30 fps
N/A

Battery

Battery Rating

Very Good
Excellent
Excellent

Capacity

3700 mAh
3300 mAh
6600 mAh

Battery Type

Li-Polymer
Li-ion
Li-ion

Quick Charging

Yes Dash Charging 50% in 28 minutes
Yes Quick Charging v4.0
Yes 100W Flash Charging

Wireless Charging

N/A
Yes
Yes 40W Wireless Charging

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

N/A
N/A
15h 10m

Charging Time (20% to 100%) (The lower, the better)

N/A
N/A
0h 36m 0s

Storage

Internal Storage

128 GB / 256 GB
128 GB / 256 GB
512 GB

Storage Type

UFS 2.1
N/A
UFS 4.1

Expandable Storage

No
No
N/A

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G
5G Not Supported 4G
5G 4G

VoLTE

Yes
Yes
Yes

SIM 1

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 700(band 29) / 2300(band 30)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17)
5G Bands:
FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89
N/A
N/A
4G Bands:
TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)
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SIM 2

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 700(band 29) / 2300(band 30)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17)
5G Bands:
FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 12) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 1700(band 66)
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Wi-Fi

Yes Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz MIMO
Yes Wi-Fi 5 (802.11 a/b/g/n/ac) MIMO
Yes Wi-Fi 7 (802.11 be/ax) MIMO

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0
Yes v6.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass
Yes with A-GPS Glonass

NFC

Yes
Yes
Yes

IR Blaster

N/A
N/A
Yes

Multimedia

Audio Jack

USB Type-C
USB Type-C
USB Type-C

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen
On-screen

Fingerprint Sensor Type

Optical
Optical
Ultrasonic

Other Sensors

Light sensor Proximity sensor Accelerometer Compass Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

Not Available in any store
Not Available in any store
₹159,999