OPPO R9s Plus vs. Xiaomi Redmi Note 9

Phone Comparison, Reviews and Tests

In depth comparison and review of OPPO R9s Plus and Xiaomi Redmi Note 9. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

OPPO R9s Plus vs. Xiaomi Redmi Note 9 Comparison Chart
DESIGN AND DIMENSIONS OPPO R9s Plus Xiaomi Redmi Note 9
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 163.63 mm 162.3 mm OPPO R9s Plus has greater height than Xiaomi Redmi Note 9.
Width 80.8 mm 77.2 mm OPPO R9s Plus has greater width than Xiaomi Redmi Note 9.
Depth 7.35 mm 8.9 mm OPPO R9s Plus is narrower than OPPO R9s Plus.
Weight 185 g 199 g OPPO R9s Plus is lighter than OPPO R9s Plus.
Body Colour Black Forest green
Protection - Splashproof
Waterproof (Water-resistant) - -
SAR Value - 2.262 W/kg (limb), 1.138 W/kg (body), 0.795 W/kg (head)
Integrated Components - Ultra-linear speaker
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM (SIM1 and SIM2/MicroSD slots) Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY OPPO R9s Plus Xiaomi Redmi Note 9
Display Type LCD display -
Display Technology IPS -
Screen Size (Display Size) 6" 6.53" Xiaomi Redmi Note 9 has larger screen size than OPPO R9s Plus.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2340 x 1080 pixels Xiaomi Redmi Note 9 has better screen resolution than OPPO R9s Plus.
Display Format Full HD Full HD+
Aspect Ratio - 19.5:9
Max Brightness - 450 cd/m²
Contrast Ratio - 1500:1
Display Features - Reading mode 2.0, Dot Display, Full Screen gestures
Display Protection (Screen Protector) 2.5D Arc Glass, Corning Gorilla Glass 5 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR OPPO R9s Plus Xiaomi Redmi Note 9
Processor Type (CPU) Qualcomm Snapdragon 653 MediaTek Helio G85
Clock Speed 1.95 GHz 2 GHz Xiaomi Redmi Note 9 has higher clock speed than OPPO R9s Plus.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - OPPO R9s Plus has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 510 ARM G52 MC2
MEMORY OPPO R9s Plus Xiaomi Redmi Note 9
RAM 6 GB 3 GB OPPO R9s Plus has more RAM than Xiaomi Redmi Note 9.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSD
CAMERA OPPO R9s Plus Xiaomi Redmi Note 9
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 16 Megapixel 48 Megapixel Xiaomi Redmi Note 9 has better camera resolution than OPPO R9s Plus.
Sensor Size 1/2.8" 1/2" OPPO R9s Plus has better camera sensor size than Xiaomi Redmi Note 9.
Sensor Name Sony Exmor RS IMX398 sensor -
Lens Aperture F/1.7 F/1.79 OPPO R9s Plus has better lens aperture than OPPO R9s Plus.
Lens Construction - 6-element
Field of View (FoV) - 79.4 degree(s)
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Special Effects HDR HDR, Kaleidoscope
Camera Modes Panorama, tap to focus Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
Light Source LED light Flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 3840 x 2160 (4K) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Optical Image Stabiliser plus (OIS+), geotagging 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
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Sensor Size (2nd Camera) - 1/4"
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Lens Element Qty (2nd Camera) - 5-element
Field of View (2nd Camera) - 118 degree(s)
Pixel Size (2nd Camera) - 1.2 μm
Camera Features (2nd Camera) - 5-piece lens
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) - 1.75 μm
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) - AF (2cm-10cm)
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Sensor Size (4th Camera) - 1/5"
Lens Aperture (4th Camera) - F/2.4
Lens Element Qty (4th Camera) - 3-element
Pixel Size (4th Camera) - 1.75 μm
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 13 Megapixel OPPO R9s Plus has better front camera resolution than Xiaomi Redmi Note 9.
Sensor Size (Front) 1/3" 1/3.06" Xiaomi Redmi Note 9 has better front camera sensor size than OPPO R9s Plus.
Lens Aperture (Front) F/2.0 F/2.25 OPPO R9s Plus has better front lens aperture than OPPO R9s Plus.
Lens Element Qty (Front) - 5-element
Field of View (Front) - 74 degree(s)
Pixel Size (Front) - 1.12 μm
Special Effects (Front) Beautify 4.0 HDR
Camera Modes (Front) - Panoramic selfies, AI portrait mode, AI Beautify
Face Recognition (Face ID) - Face recognition Xiaomi Redmi Note 9 has face detection.
Light Source (Front) - Display flash
Camera Features (Front) Self-timer Palm shutter, AI silhouette detection
BATTERY AND CHARGING OPPO R9s Plus Xiaomi Redmi Note 9
Battery Capacity (Battery Size) 4000 mAh 5020 mAh Xiaomi Redmi Note 9 has larger battery capacity than OPPO R9s Plus.
Talk Time - 1980 minutes
Run Time Details - Talk: up to 1980 min
Gaming: up to 16 hrs
Playback (Music): up to 147 hrs
Navigation: up to 16 hrs
Battery Technology - Lithium polymer
CELLULAR OPPO R9s Plus Xiaomi Redmi Note 9
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System ColorOS 3.0 (based on Android 6.0.1) -
Navigation GPS, A-GPS GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS OPPO R9s Plus Xiaomi Redmi Note 9
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1900 GSM, 2100 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, 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 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.1 Bluetooth 5.0
Bluetooth Profiles A2DP -
NFC Yes - OPPO R9s Plus has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA OPPO R9s Plus Xiaomi Redmi Note 9
Supported Digital Audio Standards WAV, MP3, FLAC, eAAC+ WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio)
Supported Digital Video Standards MPEG-4, H.264 MKV, XviD, M4V, MP4
Audio Amplifier - Smart PA
FEATURES OPPO R9s Plus Xiaomi Redmi Note 9
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, infrared (IR) sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features - Infrared remote control, HyperEngine technology
OTHERS OPPO R9s Plus Xiaomi Redmi Note 9
Included Accessories Power adapter Protective cover, power adapter, SIM card removal tool, USB-C cable
Compliant Standards - TUV Rheinland Low Blue Light Certification
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