Detailed comparison and review of Xiaomi Redmi Note 9S and OPPO Reno7. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2363 | |
| Form Factor | Touch | Touch | |
| Height | 165.75 mm | 159.9 mm | Xiaomi Redmi Note 9S has greater height than OPPO Reno7. |
| Width | 76.68 mm | 73.2 mm | Xiaomi Redmi Note 9S has greater width than OPPO Reno7. |
| Depth | 8.8 mm | 7.54 mm | OPPO Reno7 is narrower than Xiaomi Redmi Note 9S. |
| Weight | 209 g | 175 g | OPPO Reno7 is lighter than Xiaomi Redmi Note 9S. |
| Body Colour | Aurora blue | Sunset orange | Cosmic black | |
| Body Material | Curved 3D glass, Gorilla glass 5 | Fibreglass leather | |
| Protection | Dustproof, splashproof | Splashproof | |
| Waterproof (Water-resistant) | - | - | OPPO Reno7 is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 0.98 W/kg (body), 0.72 W/kg (head), 2.35 W/kg (limb) | 1.03 W/kg (body), 0.8 W/kg (head), 2.36 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 Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM, nanoUIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | - | AMOLED | |
| Screen Size (Display Size) | 6.67" | 6.43" | Xiaomi Redmi Note 9S has larger screen size than OPPO Reno7. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2400 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD+ | - | |
| Pixel Density | - | 409 ppi | |
| Max Brightness | - | 600 cd/m² | |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 1500:1 | - | |
| HDR | Yes | Yes | Both phones have HDR. |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | Reading mode 2.0, Dot Display | Eye Care, sRGB support, 97% NTSC, High brightness mode, Vivid mode, 95% DCI-P3, adaptive sleep | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 720G | Qualcomm Snapdragon 680 | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 2.4 GHz | OPPO Reno7 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 610 |
| MEMORY | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 8 GB + up to 5 GB virtual extension | OPPO Reno7 has more RAM than Xiaomi Redmi Note 9S. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | OPPO Reno7 has more internal memory than Xiaomi Redmi Note 9S. |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
| CAMERA | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 64 Megapixel | OPPO Reno7 has better camera resolution than Xiaomi Redmi Note 9S. |
| Sensor Size | 1/2" | - | |
| Lens Aperture | F/1.79 | F/1.7 | OPPO Reno7 has better lens aperture than Xiaomi Redmi Note 9S. |
| Lens Construction | 6-element | 6-element | |
| Field of View (FoV) | 79 degree(s) | 79 degree(s) | Both phones have the same lens field of view. |
| Pixel Size | 0.8 μm | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR, Kaleidoscope | Stickers | |
| Camera Modes | Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits | Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, Portrait, Extra HD, 108MP mode, Text scanner, Bokeh Flare Portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 9S has face detection. |
| Light Source | Dual LED flash | Flash | |
| Still Image Resolutions | 8000 x 6000 | - | |
| 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, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 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 | EIS video stabilisation, Google Lens, multi-frame photo capture, open-loop motor |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 2 Megapixel | Xiaomi Redmi Note 9S has better second camera resolution than OPPO Reno7. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Microlens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/3.3 | Xiaomi Redmi Note 9S has better second camera lens aperture than Xiaomi Redmi Note 9S. |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | 119 degree(s) | 65 degree(s) | Xiaomi Redmi Note 9S has larger second camera lens field of view than OPPO Reno7. |
| Pixel Size (2nd Camera) | 1.12 μm | - | |
| Camera Modes (2nd Camera) | - | Microscope | |
| Camera Features (2nd Camera) | - | IR lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 2 Megapixel | Xiaomi Redmi Note 9S has higher resolution third camera than OPPO Reno7. |
|---|---|---|---|
| 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) | - | 3-element | |
| Field of View (3rd Camera) | - | 89 degree(s) | |
| Pixel Size (3rd Camera) | 1.12 μm | - | |
| Camera Functions (3rd Camera) | Macro camera | Depth camera | |
| Camera Features (3rd Camera) | AF (2cm-10cm) | Monochrome, IR lens |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
| 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 | 32 Megapixel | OPPO Reno7 has better front camera resolution than Xiaomi Redmi Note 9S. |
| Sensor Name (Front) | - | Sony IMX709 sensor | |
| Lens Aperture (Front) | F/2.48 | F/2.4 | OPPO Reno7 has better front lens aperture than Xiaomi Redmi Note 9S. |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 85 degree(s) | |
| Pixel Size (Front) | 1 μm | - | |
| Special Effects (Front) | HDR | HDR, Stickers | |
| Camera Modes (Front) | Panoramic selfies, AI portrait mode, AI Beautify, Slo-mo Selfie | Panorama, Time-lapse mode, night mode, Portrait, Bokeh Flare Portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 9S has face detection. |
| Light Source (Front) | Display flash | - | |
| 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 | Video stabilisation |
| BATTERY AND CHARGING | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Battery Capacity (Battery Size) | 5020 mAh | 4500 mAh | Xiaomi Redmi Note 9S has larger battery capacity than OPPO Reno7. |
|---|---|---|---|
| Fast Charging Technology | - | SuperVOOC Flash Charge technology | OPPO Reno7 has fast charging technology. |
| Talk Time | 1980 minutes | - | |
| Run Time Details | Talk: up to 1980 min Gaming: up to 13 hrs Playback (Music): up to 147 hrs Navigation: up to 16 hrs |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | ColorOS 12.1 (based on Android 12) | |
| 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 Reno7 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | FDD-LTE, TD-LTE | |
|---|---|---|---|
| 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 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 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 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 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 1800+, 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 5.0 | Bluetooth 5.1 LE | |
| Bluetooth Profiles | - | SBC | |
| NFC | - | Yes | OPPO Reno7 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio), MP4 | AAC, apt-X, LDAC, SBC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, M4V, MP4 | - | |
| Audio Amplifier | Smart PA | - |
| FEATURES | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Phone Functions | 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, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor, optical sensor, gyroscope | |
| Security Devices | Face recognition, fingerprint reader (side) | Fingerprint reader (under display), face recognition | |
| Security Technology | A.I. face recognition | Face Unlock | |
| Additional Phone Features | Infrared remote control, AI face unlock, Qualcomm 5th generation AI Engine, Z-axis linear vibration motor | Air Gesture, Fast Charging, OTG Reverse Charge, Game focus mode |
| OTHERS | Xiaomi Redmi Note 9S | OPPO Reno7 |
|---|
| Included Accessories | Protective cover, SIM card removal tool, USB-C cable, 18W charger | USB cable, power adapter, SIM card removal tool, protective case | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland | IPX4, SGS Eye Care Display Certification |
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