Side by side comparison and review of Xiaomi Redmi Note 7 and Xiaomi Redmi Note 9S. 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.
DESIGN AND DIMENSIONS | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Product Type | Smartphone | Smartphone | |
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Form Factor | Touch | Touch | |
Height | 159.21 mm | 165.75 mm | Xiaomi Redmi Note 9S has greater height than Xiaomi Redmi Note 7. |
Width | 75.21 mm | 76.68 mm | Xiaomi Redmi Note 9S has greater width than Xiaomi Redmi Note 7. |
Depth | 8.1 mm | 8.8 mm | Xiaomi Redmi Note 7 is narrower than Xiaomi Redmi Note 7. |
Weight | 186 g | 209 g | Xiaomi Redmi Note 7 is lighter than Xiaomi Redmi Note 7. |
Body Colour | Space black | Neptune blue | Aurora blue | |
Body Material | - | Curved 3D glass, Gorilla glass 5 | |
Protection | - | Dustproof, splashproof | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 1.274 W/kg (body), 0.591 W/kg (head), 2.885 W/kg (limb) | 0.98 W/kg (body), 0.72 W/kg (head), 2.35 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 |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM | |
SIM Card Configuration Details | Nano SIM + nano SIM/microSD | Nano SIM + nano SIM/microSD |
DISPLAY | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Display Type | LCD display | LCD display | |
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Screen Size (Display Size) | 6.3" | 6.67" | Xiaomi Redmi Note 9S has larger screen size than Xiaomi Redmi Note 7. |
Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 2400 x 1080 pixels | Xiaomi Redmi Note 9S has better screen resolution than Xiaomi Redmi Note 7. |
Display Format | Full HD+ | Full HD+ | |
Pixel Density | 409 ppi | - | |
Aspect Ratio | 19:9 | - | |
Max Brightness | 500 cd/m² | - | |
Contrast Ratio | 1500:1 | 1500:1 | Both phones have the same display contrast ratio. |
HDR | - | Yes | Xiaomi Redmi Note 9S has HDR. |
Display Enhancement Technology | Sunlight mode | - | |
Display Features | Night Display, Reading mode, Colour temperature adjustment, Dot Drop display | Reading mode 2.0, Dot Display | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass 5 (scratch resistant glass) |
PROCESSOR | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Processor Type (CPU) | Qualcomm Snapdragon 660 AIE | Qualcomm Snapdragon 720G | |
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Clock Speed | 2.2 GHz | 2.3 GHz | Xiaomi Redmi Note 9S has higher clock speed than Xiaomi Redmi Note 7. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 512 | Qualcomm ADRENO 618 |
MEMORY | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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RAM | LPDDR4X SDRAM - 3 GB | 4 GB | Xiaomi Redmi Note 9S has more RAM than Xiaomi Redmi Note 7. |
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Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | Xiaomi Redmi Note 9S has more internal memory than Xiaomi Redmi Note 7. |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 512 GB |
CAMERA | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 4 | |
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Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
Sensor Size | - | 1/2" | |
Lens Aperture | F/1.8 | F/1.79 | Xiaomi Redmi Note 9S has better lens aperture than Xiaomi Redmi Note 7. |
Lens Construction | - | 6-element | |
Field of View (FoV) | - | 79 degree(s) | |
Pixel Size | 1.6 μm | 0.8 μm | Xiaomi Redmi Note 7 has larger camera pixel size than Xiaomi Redmi Note 9S. |
Focus Adjustment | Automatic | Automatic | |
Special Effects | HDR, low light enhancement | HDR, Kaleidoscope | |
HDR Mode | Auto HDR mode | - | |
Camera Modes | Burst mode, Panorama, AI portrait mode | Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits | |
Face Recognition (Face ID) | Face recognition | Face recognition | Both phones have face detection. |
Light Source | LED flash | Dual LED 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 120 fps | 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 | |
Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), EIS video stabilisation, AI Dual camera, 4-in-1 Super Pixel, AI scene detection, 27 different scenes, AI portrait mode with background blurring | 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 |
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Sensor Resolution (2nd Camera) | 5 Megapixel | 8 Megapixel | Xiaomi Redmi Note 9S has better second camera resolution than Xiaomi Redmi Note 7. |
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Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
Lens Aperture (2nd Camera) | - | F/2.2 | |
Field of View (2nd Camera) | - | 119 degree(s) | |
Pixel Size (2nd Camera) | - | 1.12 μm |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 5 Megapixel | |
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Lens Aperture (3rd Camera) | - | F/2.4 | |
Pixel Size (3rd Camera) | - | 1.12 μm | |
Camera Functions (3rd Camera) | - | Macro camera | |
Camera Features (3rd Camera) | - | AF (2cm-10cm) |
FOURTH CAMERA |
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Sensor Resolution (4th Camera) | - | 2 Megapixel | |
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Lens Aperture (4th Camera) | - | F/2.4 | |
Pixel Size (4th Camera) | - | 1.75 μm | |
Camera Functions (4th Camera) | - | Depth camera |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 13 Megapixel | 16 Megapixel | Xiaomi Redmi Note 9S has better front camera resolution than Xiaomi Redmi Note 7. |
Lens Aperture (Front) | - | F/2.48 | |
Pixel Size (Front) | - | 1 μm | |
Special Effects (Front) | HDR | HDR | |
Camera Modes (Front) | AI portrait mode, AI Beautify | Panoramic selfies, AI portrait mode, AI Beautify, Slo-mo Selfie | |
Face Recognition (Face ID) | Face recognition | Face recognition | Both phones have face detection. |
Light Source (Front) | - | Display flash | |
Camera Features (Front) | Self-timer, AI background bluring, AI scene detection, 12 different scenes | AI scene detection, Palm shutter, AI silhouette detection |
BATTERY AND CHARGING | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Battery Capacity (Battery Size) | 4000 mAh | 5020 mAh | Xiaomi Redmi Note 9S has larger battery capacity than Xiaomi Redmi Note 7. |
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Fast Charging Technology | Qualcomm Quick Charge 4.0 | - | Xiaomi Redmi Note 7 has fast charging technology. |
Standby Time | 251 hours | - | |
Talk Time | 1380 minutes | 1980 minutes | Xiaomi Redmi Note 9S has longer battery life when making calls than Xiaomi Redmi Note 7. |
Run Time Details | Talk: up to 1380 min Standby: up to 251 hrs Playback (video): up to 13 hrs Gaming: up to 7 hrs |
Talk: up to 1980 min Gaming: up to 13 hrs Playback (Music): up to 147 hrs Navigation: up to 16 hrs |
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Battery Technology | - | Lithium Ion |
CELLULAR | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 9.0 Pie | - | |
User Interface | MIUI 10 | MIUI 10 | |
Payment Technology | - | Google Pay | |
Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
COMMUNICATIONS | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | |
3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 900 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 | |
4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | 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 | |
Wireless Interface | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio), MP4 | |
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Supported Digital Video Standards | MKV, XviD, MPEG-4, H.264, M4V, ASP | MKV, XviD, M4V, MP4 | |
Audio Amplifier | - | Smart PA |
FEATURES | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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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 | |
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Sensors | Accelerometer, ambient light sensor, digital compass, gyro sensor, distance sensor, vibration sensor | Accelerometer, digital compass, gyro sensor, distance sensor, infrared (IR) sensor, In-screen ambient light sensor | |
Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
Security Technology | - | A.I. face recognition | |
Additional Phone Features | Infrared remote control, Dual microphones | Infrared remote control, AI face unlock, Qualcomm 5th generation AI Engine, Z-axis linear vibration motor |
OTHERS | Xiaomi Redmi Note 7 | Xiaomi Redmi Note 9S |
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Included Accessories | USB cable, power adapter, SIM card removal tool, transparent soft case | Protective cover, SIM card removal tool, USB-C cable, 18W charger | |
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Compliant Standards | - | TUV Rheinland |