Xiaomi MI 8 Pro vs. OnePlus 9 Pro

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi MI 8 Pro and OnePlus 9 Pro. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Xiaomi MI 8 Pro vs. OnePlus 9 Pro Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI 8 Pro OnePlus 9 Pro
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 154.9 mm 163.2 mm OnePlus 9 Pro has greater height than Xiaomi MI 8 Pro.
Width 74.8 mm 73.6 mm Xiaomi MI 8 Pro has greater width than OnePlus 9 Pro.
Depth 7.6 mm 8.7 mm Xiaomi MI 8 Pro is narrower than Xiaomi MI 8 Pro.
Weight 177 g 197 g Xiaomi MI 8 Pro is lighter than Xiaomi MI 8 Pro.
Body Colour Transparent titanium Morning mist | Stellar black
Waterproof (Water-resistant) - -
SAR Value 1.531 W/kg (body), 0.969 W/kg (head) 2.77 W/kg (limb), 1.26 W/kg (body), 0.99 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi MI 8 Pro OnePlus 9 Pro
Display Type OLED display OLED display
Display Technology AMOLED Fluid Amoled
Screen Size (Display Size) 6.21" 6.7" OnePlus 9 Pro has larger screen size than Xiaomi MI 8 Pro.
Screen Resolution (Display Resolution) 2248 x 1080 pixels 3216 x 1440 pixels OnePlus 9 Pro has better screen resolution than Xiaomi MI 8 Pro.
Display Format Full HD+ -
Pixel Density 402 ppi 525 ppi OnePlus 9 Pro has better pixel density than Xiaomi MI 8 Pro.
Aspect Ratio 18.7:9 20.1:9
Max Brightness 600 cd/m² -
Colour Depth - 1.07 billion colours
Contrast Ratio 60000:1 -
HDR Yes - Xiaomi MI 8 Pro has HDR.
Display Enhancement Technology Sunlight mode -
Display Refresh Rate - 120 Hz
Display Features Always-on display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut Reading mode, night mode, Wide colour display (P3), Vibrant Color Effect Pro, Motion Graphics Smoothing, sRGB support, Hyper Touch, Adaptive Display, Fluid Display 2.0
Display Protection (Screen Protector) - Corning Gorilla Glass (scratch resistant glass)
PROCESSOR Xiaomi MI 8 Pro OnePlus 9 Pro
Processor Type (CPU) Qualcomm Snapdragon 845 AIE Qualcomm Snapdragon 888
Clock Speed 2.8 GHz -
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi MI 8 Pro has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 630 Qualcomm ADRENO 660
MEMORY Xiaomi MI 8 Pro OnePlus 9 Pro
RAM LPDDR4X SDRAM - 8 GB LPDDR5 SDRAM - 8 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
Memory Interface - UFS 3.1 2-lane
CAMERA Xiaomi MI 8 Pro OnePlus 9 Pro
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 12 Megapixel 48 Megapixel OnePlus 9 Pro has better camera resolution than Xiaomi MI 8 Pro.
Sensor Size - 1/1.43"
Sensor Name - Sony Exmor RS IMX789 sensor
Lens Type Wide-angle lens -
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Lens Construction - 7-element
Pixel Size - 1.12 μm
Optical Image Stabiliser (OIS) 4-axis OIS (Optical Image Stabilisation) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
Special Effects HDR HDR
Camera Modes Burst mode, Panorama, low-light shots, portrait mode, AI Beautify, Portrait mode with background blurring Panorama, Time-lapse mode, Pro mode, HYPERLAPSE, Nightscape capture mode, Portrait, Filter mode, Super Macro, Macro mode, Portrait video, UltraShot HDR, Tracking Shot, Smart Scene Recognition, Tilt-shift mode, Focus Peaking, Cat/Dog Face Focus, Super Stable, Video Nightscape
Face Recognition (Face ID) Face recognition - Xiaomi MI 8 Pro has face detection.
Light Source LED flash Dual LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 30fps, 3840 x 2160 (4K) at 120 fps
Camera Features (Functions) Dual Pixel Autofocus technology, AI Dual camera, AI scene detection, AI Beautify, AI studio lighting, AI short video editing, AI high-res photos, AI Dynamic Continuous Auto Focus (CAF), RAW image capture, All Pixel OmniDirectional PDAF, Hasselblad Camera, Natural Color Calibration
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 50 Megapixel OnePlus 9 Pro has better second camera resolution than Xiaomi MI 8 Pro.
Sensor Size (2nd Camera) - 1/1.56"
Sensor Name (2nd Camera) - Sony Exmor RS IMX766 sensor
Lens Type (2nd Camera) Telephoto lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.2 OnePlus 9 Pro has better second camera lens aperture than Xiaomi MI 8 Pro.
Lens Element Qty (2nd Camera) - 7-element
Camera Features (2nd Camera) Portrait lens Freeform Lens
THIRD CAMERA
Sensor Resolution (3rd Camera) - 8 Megapixel
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) - 1 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) OnePlus 9 Pro has optical stabilisation of the third camera.
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Element Qty (4th Camera) - 3-element
Camera Functions (4th Camera) - Monochrome
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 20 Megapixel 16 Megapixel Xiaomi MI 8 Pro has better front camera resolution than OnePlus 9 Pro.
Sensor Name (Front) - Sony Exmor RX IMX471 sensor
Lens Aperture (Front) - F/2.4
Pixel Size (Front) - 1 μm
Focus Adjustment - Focus free
Special Effects (Front) Mirror HDR, face retouch
Camera Modes (Front) AI portrait mode, 3D beauty mode Time-lapse mode
Face Recognition (Face ID) Face recognition - Xiaomi MI 8 Pro has face detection.
Light Source (Front) - Display flash
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps
Camera Features (Front) Self-timer, 3D Beautify Electronic Image Stabiliser (EIS)
BATTERY AND CHARGING Xiaomi MI 8 Pro OnePlus 9 Pro
Battery Capacity (Battery Size) 3000 mAh 4500 mAh OnePlus 9 Pro has larger battery capacity than Xiaomi MI 8 Pro.
Fast Charging Technology Qualcomm Quick Charge 4.0+ Warp Charge 65T technology Both phones have fast charging technology.
Wireless Charging - Yes OnePlus 9 Pro can be charged wirelessly.
Wireless Charging Standards - Qi, Warp Charge 50 Wireless
CELLULAR Xiaomi MI 8 Pro OnePlus 9 Pro
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OnePlus 9 Pro has more advanced generation mobile network.
Operating System - OxygenOS (based on Android 11)
Payment Technology Android Pay -
Navigation GPS, GLONASS, BeiDou, Galileo, QZSS GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI 8 Pro OnePlus 9 Pro
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE LTE Advanced, FDD-LTE, TDD-LTE, 5G NR FR1
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8, Band 9, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900, 1700, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 34, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 5.0 Bluetooth 5.2
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Modem - Snapdragon X60 5G
Messaging Services SMS, MMS -
MEDIA Xiaomi MI 8 Pro OnePlus 9 Pro
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, apt-X HD WAV, WMA, AAC, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, apt-X, LDAC, IMY, EAC3, MID, AMR-WB, AMR-NB, apt-X HD, EAC3-JOC, AC-4
Supported Digital Video Standards MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES Xiaomi MI 8 Pro OnePlus 9 Pro
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, hall sensor, Time of Flight (ToF), infrared (IR) sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, RGB sensor, flicker sensor, sensor core
Security Devices Fingerprint reader (under display), face recognition Fingerprint reader (under display), face recognition
Security Technology IR face unlock -
Additional Phone Features Face Unlock, MU-MIMO technology Face Unlock, Noise Cancellation Technology, MIMO technology, Alert Slider, dual stereo speakers
OTHERS Xiaomi MI 8 Pro OnePlus 9 Pro
Included Accessories Power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, soft protective case, 18W QC3.0 charger SIM card removal tool, sticker, screen protector, protective case, Warp Charge 65 power adapter, Warp Type-C cable
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