Xiaomi Redmi Note 9S vs. OPPO Find X3 PRO

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi Redmi Note 9S and OPPO Find X3 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 Redmi Note 9S vs. OPPO Find X3 PRO Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 9S OPPO Find X3 PRO
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2173
Form Factor Touch Touch
Height 165.75 mm 163.6 mm Xiaomi Redmi Note 9S has greater height than OPPO Find X3 PRO.
Width 76.68 mm 74 mm Xiaomi Redmi Note 9S has greater width than OPPO Find X3 PRO.
Depth 8.8 mm 8.26 mm OPPO Find X3 PRO is narrower than Xiaomi Redmi Note 9S.
Weight 209 g 193 g OPPO Find X3 PRO is lighter than Xiaomi Redmi Note 9S.
Body Colour Aurora blue Gloss black
Body Material Curved 3D glass, Gorilla glass 5 Aluminium alloy, polymer, Corning Gorilla Glass 5
Protection Dustproof, splashproof Dustproof, water-resistant
Waterproof (Water-resistant) - Yes OPPO Find X3 PRO is waterproof.
IP rating - IP68
SAR Value 0.98 W/kg (body), 0.72 W/kg (head), 2.35 W/kg (limb) 1.318 W/kg (body), 0.892 W/kg (head), 2.707 W/kg (limb)
Integrated Components Ultra-linear speakers -
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Xiaomi Redmi Note 9S OPPO Find X3 PRO
Display Type LCD display OLED display
Display Technology - AMOLED (LTPO)
Screen Size (Display Size) 6.67" 6.7" OPPO Find X3 PRO has larger screen size than Xiaomi Redmi Note 9S.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 3216 x 1440 pixels OPPO Find X3 PRO has better screen resolution than Xiaomi Redmi Note 9S.
Display Format Full HD+ QHD+
Pixel Density - 525 ppi
Aspect Ratio - 20.1:9
Max Brightness - 1200 cd/m²
Colour Depth - 1.07 billion colours
Contrast Ratio 1500:1 5000000:1 OPPO Find X3 PRO has better display contrast ratio than Xiaomi Redmi Note 9S.
HDR Yes Yes Both phones have HDR.
HDR Technology - HDR10+
Display Enhancement Technology - SDR-to-HDR colour enhancement, resolution enhancer
Display Refresh Rate - 120 Hz
Display Features Reading mode 2.0, Dot Display Night mode, AOD(Always On Display), Dark mode, O1 Ultra Vision Engine, DisplayMate A+, 240Hz sampling rate, 12000000:1 (max HDR) contrast ratio, O-Sync Display Hyper Response Engine, 8192-Level Natural Brightness
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR Xiaomi Redmi Note 9S OPPO Find X3 PRO
Processor Type (CPU) Qualcomm Snapdragon 720G Qualcomm Snapdragon 888
Clock Speed 2.3 GHz 2.84 GHz OPPO Find X3 PRO has higher clock speed than Xiaomi Redmi Note 9S.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi Redmi Note 9S has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 618 Qualcomm ADRENO 660
MEMORY Xiaomi Redmi Note 9S OPPO Find X3 PRO
RAM 4 GB LPDDR5 SDRAM - 12 GB OPPO Find X3 PRO has more RAM than Xiaomi Redmi Note 9S.
Internal Memory Size (Storage Capacity) 64 GB 256 GB OPPO Find X3 PRO has more internal memory than Xiaomi Redmi Note 9S.
Memory Interface - UFS 3.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB -
CAMERA Xiaomi Redmi Note 9S OPPO Find X3 PRO
MAIN CAMERA
Number of Main Cameras 4 4
Sensor Resolution 48 Megapixel 50 Megapixel OPPO Find X3 PRO has better camera resolution than Xiaomi Redmi Note 9S.
Sensor Size 1/2" 1/1.56" Xiaomi Redmi Note 9S has better camera sensor size than OPPO Find X3 PRO.
Sensor Name - Sony Exmor RS IMX766 sensor
Lens Aperture F/1.79 F/1.8 Xiaomi Redmi Note 9S has better lens aperture than Xiaomi Redmi Note 9S.
Lens Construction 6-element 6-element
Field of View (FoV) 79 degree(s) -
Pixel Size 0.8 μm 1 μm OPPO Find X3 PRO has larger camera pixel size than Xiaomi Redmi Note 9S.
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) OPPO Find X3 PRO has optical stabilisation.
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) - 24 mm
Special Effects HDR, Kaleidoscope HDR, Live HDR, Bokeh effect, Stickers
Camera Modes Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits Burst mode, Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, portrait mode, AI Beauty, Text, Cinema mode, Filter mode, Macro mode, Dual-View Video, Ultra Night Video, AI Highlight Video, passport photo, RAW+ mode, Colour Vision Enhancement
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9S has face detection.
Light Source Dual LED flash LED flash
Still Image Resolutions 8000 x 6000 4096 x 3072, 4096 x 2304, 3072 x 3072, 8192 x 6144, 4096 x 1834
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 960 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps
Camera Features (Functions) 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Ultra wide-angle edge distortion correction, Steady handheld night photography, full screen frame, AI watermark Electronic Image Stabiliser (EIS), 3D audio recording, omnidirectional autofocus, 2x2 On-Chip Lens (OCL), (DOL-HDR) Digital Overlap High Dynamic Range, 10-bit 4K HDR video, LOG video (Rec. 2020)
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 50 Megapixel OPPO Find X3 PRO has better second camera resolution than Xiaomi Redmi Note 9S.
Sensor Size (2nd Camera) - 1/1.56"
Sensor Name (2nd Camera) - Sony Exmor RS IMX766 sensor
Lens Type (2nd Camera) Ultra wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Lens Element Qty (2nd Camera) - 7-element
Field of View (2nd Camera) 119 degree(s) 110 degree(s) Xiaomi Redmi Note 9S has larger second camera lens field of view than OPPO Find X3 PRO.
Pixel Size (2nd Camera) 1.12 μm 1 μm Xiaomi Redmi Note 9S has larger second camera pixel size than OPPO Find X3 PRO.
Minimum Focal Length (2nd Camera) - 15 mm
Camera Features (2nd Camera) - Electronic Image Stabiliser (EIS), omnidirectional autofocus, 2x2 On-Chip Lens (OCL), 4cm macro photography
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel 13 Megapixel OPPO Find X3 PRO has higher resolution third camera than Xiaomi Redmi Note 9S.
Sensor Size (3rd Camera) - 1/3.4"
Sensor Name (3rd Camera) - Samsung S5K3M5
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Lens Element Qty (3rd Camera) - 5-element
Pixel Size (3rd Camera) 1.12 μm 1 μm Xiaomi Redmi Note 9S has larger third camera pixel size than OPPO Find X3 PRO.
Minimum Focal Length (3rd Camera) - 52 mm
Optical Zoom - 2x
Digital Zoom - 20x
Hybrid Zoom - 5x
Camera Functions (3rd Camera) Macro camera -
Camera Features (3rd Camera) AF (2cm-10cm) Electronic Image Stabiliser (EIS)
FOURTH CAMERA
Sensor Resolution (4th Camera) 2 Megapixel 3 Megapixel OPPO Find X3 PRO has higher resolution fourth camera than Xiaomi Redmi Note 9S.
Sensor Size (4th Camera) - 1/5"
Lens Type (4th Camera) - Microlens
Lens Aperture (4th Camera) F/2.4 F/3.0 Xiaomi Redmi Note 9S has better fourth camera lens aperture than Xiaomi Redmi Note 9S.
Lens Element Qty (4th Camera) - 4-element
Pixel Size (4th Camera) 1.75 μm 1.12 μm Xiaomi Redmi Note 9S has larger fourth camera pixel size than OPPO Find X3 PRO.
Minimum Focal Length (4th Camera) - 15 mm
Camera Functions (4th Camera) Depth camera -
Camera Features (4th Camera) - Magnification x60
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 32 Megapixel OPPO Find X3 PRO has better front camera resolution than Xiaomi Redmi Note 9S.
Sensor Size (Front) - 1/2.74"
Sensor Name (Front) - Sony Exmor RS IMX615 sensor
Lens Aperture (Front) F/2.48 F/2.4 OPPO Find X3 PRO has better front lens aperture than Xiaomi Redmi Note 9S.
Lens Element Qty (Front) - 5-element
Field of View (Front) - 81 degree(s)
Pixel Size (Front) 1 μm 0.8 μm Xiaomi Redmi Note 9S has larger front camera pixel size than OPPO Find X3 PRO.
Min Focal Length (Front) - 25 mm
Special Effects (Front) HDR Stickers
Camera Modes (Front) Panoramic selfies, AI portrait mode, AI Beautify, Slo-mo Selfie Panorama, Time-lapse mode, night mode, Portrait
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9S has face detection.
Light Source (Front) Display flash -
Still Image Resolutions (Front) - 6560 x 4928
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) AI scene detection, Palm shutter, AI silhouette detection Electronic Image Stabiliser (EIS)
BATTERY AND CHARGING Xiaomi Redmi Note 9S OPPO Find X3 PRO
Battery Capacity (Battery Size) 5020 mAh 4500 mAh Xiaomi Redmi Note 9S has larger battery capacity than OPPO Find X3 PRO.
Fast Charging Technology - VOOC Flash Charge technology 3.0, SuperVOOC 2.0 Flash Charge OPPO Find X3 PRO has fast charging technology.
Recharge Time (Charging Time) - 35 min
Wireless Charging - Yes OPPO Find X3 PRO can be charged wirelessly.
Wireless Charging Standards - Qi, AirVOOC
Standby Time - 398.7 hours
Talk Time 1980 minutes 1488 minutes Xiaomi Redmi Note 9S has longer battery life when making calls than OPPO Find X3 PRO.
Run Time Details Talk: up to 1980 min
Gaming: up to 13 hrs
Playback (Music): up to 147 hrs
Navigation: up to 16 hrs
Standby: up to 398.7 hrs
Playback (video): up to 14.3 hrs
Talk (3G): up to 1488 min
Playback (audio (via speakers)): up to 36.9 hrs
Battery Technology Lithium Ion -
CELLULAR Xiaomi Redmi Note 9S OPPO Find X3 PRO
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OPPO Find X3 PRO has more advanced generation mobile network.
Operating System - ColorOS 11.2 (based on Android 11)
User Interface MIUI 10 -
Payment Technology Google Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi Redmi Note 9S OPPO Find X3 PRO
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE VoLTE, FDD-LTE, TDD-LTE, VoWiFi, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1900 GSM, 2100 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 800, 900, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 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 42, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300 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, TDD 3500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n79, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD TD 4500, 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 OPPO Find X3 PRO has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi Redmi Note 9S OPPO Find X3 PRO
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio), MP4 WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), LDAC, MID, SBC, LHDC
Supported Digital Video Standards MKV, XviD, M4V, MP4 MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.265, MP4
Sound Enhancements - Dolby Atmos sound technology, Qualcomm aptX audio, Qualcomm TrueWireless Stereo Plus, Qualcomm aptX HD audio
Audio Amplifier Smart PA -
FEATURES Xiaomi Redmi Note 9S OPPO Find X3 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, digital compass, gyro sensor, distance sensor, infrared (IR) sensor, In-screen ambient light sensor Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, magnetometer, gyro sensor, gravity sensor, colour temperature sensor
Security Devices Face recognition, fingerprint reader (side) Fingerprint reader (under display), face recognition
Security Technology A.I. face recognition -
Additional Phone Features Infrared remote control, AI face unlock, Qualcomm 5th generation AI Engine, Z-axis linear vibration motor MIMO technology, MU-MIMO technology, Google Lens, Haptic vibration motor, dual stereo speakers, steam chamber + graphite cooling, triple noise reduction microphones
OTHERS Xiaomi Redmi Note 9S OPPO Find X3 PRO
Included Accessories Protective cover, SIM card removal tool, USB-C cable, 18W charger Headset, protective cover, SIM card removal tool, USB-C cable, protective film, SuperVOOC 65W power adapter
Compliant Standards TUV Rheinland IP68
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