OnePlus 9RT vs Xiaomi Mi 11 Ultra

Compared 2 smartphones : OnePlus 9RT Manufactured in October, 2021, with display 6.62 with chipsetQualcomm Snapdragon 888 5G, vs Xiaomi Mi 11 Ultra, Manufactured in April, 2021 with chipsetQualcomm Snapdragon 888. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose OnePlus 9RT
  • Lighter design: 198.5g vs 234g
  • Supports Dolby Atmos
  • Includes charger
Reasons to choose Xiaomi Mi 11 Ultra
  • Larger display: 6.81in
  • Higher pixel density: 515ppi
  • Higher battery capacity: 5000mAh vs 4500mAh
  • Infrared port

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs OnePlus 9RT and Xiaomi Mi 11 Ultra
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.62 in 6.81 in
Resolution 1080x2400 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 397 ppi 515 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes
Max brightness 500 nits 900 nits
HDR support Yes HDR10+ Yes HDR10+
Touch Sampling Rate 600 Hz 480 Hz
Screen-to-body ratio 87.4 % 91.4 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
939 nits
sRGB gamutn/a99.8 %
PWM (Flicker)n/a510 Hz
Response timen/a2.8 ms
Contrastn/a∞ Infinite

Design & Build

Design and ergonomics comparison
Height 162.2 mm (6.39 in) 164.3 mm (6.47 in)
Width 74.6 mm (2.94 in) 74.6 mm (2.94 in)
Thickness 8.3 mm (0.33 in) 8.4 mm (0.33 in)
Weight 198.5 g (7 oz) 234 g (8.25 oz)
Water resistance No IP68
Cooling system Vapor chamber n/a
Back panel Glass Ceramic
Frame Metal Metal
Colors - Black
- Silver
- Blue
- White
- Black
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
OnePlus 9RT
87.4 %
Xiaomi Mi 11 Ultra
91.4 %

Performance

Testing OnePlus 9RT and Xiaomi Mi 11 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 5G Qualcomm Snapdragon 888
Max Frequency 2840 MHz 2840 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))
- 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))
Process Samsung Samsung
Transistor Size 5 nm 5 nm
Neural Processor Hexagon 780 Hexagon 780
Graphics Adreno 660 Adreno 660
GPU Cores 1024 1024
GPU Frequency 840 MHz 840 MHz
FLOPS 1290.2 GFLOPS 1290.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 9RT
1201
Xiaomi Mi 11 Ultra
1463
Geekbench 6 (Multi-Core)
OnePlus 9RT
3302
Xiaomi Mi 11 Ultra
3911
Geekbench 6 (Single-Core)12011463
Geekbench 6 (Multi-Core)33023911
AnTuTu 10
AnTuTu 10
OnePlus 9RT
927492
Xiaomi Mi 11 Ultra
923576
CPU237316246800
GPU307284260294
Memory169143182528
UX213749233954
NanoReview Score927492923576
3DMark Wild Life
3DMark Wild Life
OnePlus 9RT
5821
Xiaomi Mi 11 Ultra
5285
Max Surface Temp.n/a43.1 °C
Stability66 %91 %
Graphics Test34 fps31 fps
Graphics Score58215285
PCMark 3.0
PCMark 3.0
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
12250
Writing scoren/a14672
Web scoren/a11015
Video editingn/a7568
Data manipulationn/a9531
NanoReview Scoren/a12250

Memory

RAM
RAM Size - 8 GB
- 12 GB
- 8 GB
- 12 GB
Memory Type LPDDR5 LPDDR5
Memory Frequency 2750 MHz 2750 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 256 GB
- 512 GB
Storage TypeUFS 3.1UFS 3.1
Memory CardNoNo

Software

OS Android 12 (Upgradeable to Android 14) Android 11 (Upgradeable to Android 14)
OS Size n/a 31 GB
UI Skin OxygenOS 14 HyperOS 1.0

Battery

Volume 4500 mAh 5000 mAh
Max Charging Power 65 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No Yes (67 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (50% in 15 min) Yes (90% in 30 min)
Full Charge Time 0:38 h 0:37 h
Battery Life Test
Battery Life
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
17:59
Web Browsingn/a06:28 h
Video Playbackn/a11:22 h
Gamesn/a04:38 h
Standby Moden/a90 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8700x5800 pixels 8700x5800 pixels
Zoom Digital Optical, 5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No Up to 24FPS
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 480 fps (720p) 1920 fps (1080p)
Wide-angle lens 123 ° 128 °
Lenses count Standard: 50 MP
Ultra-wide: 16 MP
Macro: 2 MP
Standard: 50 MP
Telephoto: 48 MP
Ultra-wide: 48 MP
Features - Bokeh effect
- Pro mode
- RAW support
- Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/2.0
Focal length24 mm24 mm
SensorSony IMX766Samsung GN2
Sensor size1/1.561/1.12
Pixel size1 μm1.4 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a48 MP
Aperturen/af/4.1
Focal lengthn/a120 mm
Sensorn/aSony IMX586
Sensor sizen/a1/2
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix16 MP48 MP
Aperturef/2.2f/2.2
Focal length14 mm12 mm
SensorSony IMX481Sony IMX586
Sensor size1/3.091/2
Pixel size1 μm0.8 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
139
Video quality
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
138
Overall camera score
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
141
Bokehn/a75
Previewn/a72
Zoomn/a142

Front camera

Matrix 16 MP 20 MP
Photo resolution 4920x3264 pixels 5380x3620 pixels
Aperture f/2.0 f/2.3
Focal length n/a 27 mm
Sensor CMOS Samsung S5K3T2
Sensor size 1/3.06 1/3.4
Pixel size 1 μm 0.8 μm
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
117
Video quality
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
139

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 5.2
Bluetooth features LE, A2DP LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G Bandsn/aGSM850 900 1800 MHz
3G Bandsn/aWCDMAB1 / B2 / B4 / B5 / B8 / B19
LTE Bands*n/aLTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28/B32/B38/B40/B41/B42/B66)
LTE category2024
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No
Speaker Test
Max Volume
OnePlus 9RT
n/a
Xiaomi Mi 11 Ultra
89.5 dB

Other

Class Flagship Flagship
Announced October, 2021 yr March, 2021 yr
Release Date October, 2021 yr April, 2021 yr
Launch Price ($) 515 1299
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 65 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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