Xiaomi Redmi Note 9 vs. Realme 9i

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi Redmi Note 9 and Realme 9i. 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

Xiaomi Redmi Note 9 vs. Realme 9i Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 9 Realme 9i
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 162.3 mm 164.4 mm Realme 9i has greater height than Xiaomi Redmi Note 9.
Width 77.2 mm 75.7 mm Xiaomi Redmi Note 9 has greater width than Realme 9i.
Depth 8.9 mm 8.4 mm Realme 9i is narrower than Xiaomi Redmi Note 9.
Weight 199 g 190 g Realme 9i is lighter than Xiaomi Redmi Note 9.
Body Colour Forest green Prism black | Prism blue
Protection Splashproof -
Waterproof (Water-resistant) - -
SAR Value 2.262 W/kg (limb), 1.138 W/kg (body), 0.795 W/kg (head) 1.02 W/kg (body), 2.072 W/kg (limb), 0.788 W/kg (head)
Integrated Components Ultra-linear speaker -
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
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Xiaomi Redmi Note 9 Realme 9i
Screen Size (Display Size) 6.53" 6.6" Realme 9i has larger screen size than Xiaomi Redmi Note 9.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2412 x 1080 pixels Realme 9i has better screen resolution than Xiaomi Redmi Note 9.
Display Format Full HD+ Full HD+
Pixel Density - 401 ppi
Aspect Ratio 19.5:9 -
Max Brightness 450 cd/m² 480 cd/m² Realme 9i has better display brightness than Xiaomi Redmi Note 9.
Contrast Ratio 1500:1 -
Display Enhancement Technology - Ultra-Smooth
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 180 Hz
Display Features Reading mode 2.0, Dot Display, Full Screen gestures 5-level fresh rates
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Dragontrail PRO (scratch resistant glass)
PROCESSOR Xiaomi Redmi Note 9 Realme 9i
Processor Type (CPU) MediaTek Helio G85 Qualcomm Snapdragon 680
Clock Speed 2 GHz 2.4 GHz Realme 9i has higher clock speed than Xiaomi Redmi Note 9.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) ARM G52 MC2 Qualcomm ADRENO 610
MEMORY Xiaomi Redmi Note 9 Realme 9i
RAM 3 GB LPDDR4X SDRAM - 4 GB + up to 11 GB virtual extension Realme 9i has more RAM than Xiaomi Redmi Note 9.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Realme 9i has more internal memory than Xiaomi Redmi Note 9.
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) microSD microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi Redmi Note 9 Realme 9i
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 48 Megapixel 50 Megapixel Realme 9i has better camera resolution than Xiaomi Redmi Note 9.
Sensor Size 1/2" -
Lens Aperture F/1.79 F/1.8 Xiaomi Redmi Note 9 has better lens aperture than Xiaomi Redmi Note 9.
Lens Construction 6-element 5-element
Field of View (FoV) 79.4 degree(s) -
Pixel Size 0.8 μm -
Focus Adjustment Automatic Automatic
Special Effects HDR, Kaleidoscope HDR
Camera Modes Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits Panorama, Slow motion mode, night mode, Expert Mode, portrait mode, Timelapse video, Ultra Macro Mode, 50MP mode, Super Text, Digital Zoom mode
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9 has face detection.
Light Source Flash 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 120 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 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 Phase Detect Auto-Focus (PDAF), AI Triple camera
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 2 Megapixel Xiaomi Redmi Note 9 has better second camera resolution than Realme 9i.
Sensor Size (2nd Camera) 1/4" -
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 F/2.4 Xiaomi Redmi Note 9 has better second camera lens aperture than Xiaomi Redmi Note 9.
Lens Element Qty (2nd Camera) 5-element -
Field of View (2nd Camera) 118 degree(s) -
Pixel Size (2nd Camera) 1.2 μm -
Camera Functions (2nd Camera) - Macro camera
Camera Features (2nd Camera) 5-piece lens 4cm macro photography
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel 2 Megapixel Both phones have the same third camera resolution.
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Pixel Size (3rd Camera) 1.75 μm -
Camera Functions (3rd Camera) Macro camera B&W lens
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) 13 Megapixel 16 Megapixel Realme 9i has better front camera resolution than Xiaomi Redmi Note 9.
Sensor Size (Front) 1/3.06" -
Lens Aperture (Front) F/2.25 F/2.1 Realme 9i has better front lens aperture than Xiaomi Redmi Note 9.
Lens Element Qty (Front) 5-element 5-element
Field of View (Front) 74 degree(s) -
Pixel Size (Front) 1.12 μm -
Special Effects (Front) HDR HDR
Camera Modes (Front) Panoramic selfies, AI portrait mode, AI Beautify Panorama, Time-lapse mode, night mode, portrait mode, AI Beauty
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9 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) Palm shutter, AI silhouette detection -
BATTERY AND CHARGING Xiaomi Redmi Note 9 Realme 9i
Battery Capacity (Battery Size) 5020 mAh 5000 mAh Xiaomi Redmi Note 9 has larger battery capacity than Realme 9i.
Fast Charging Technology - Dart Charge Realme 9i has fast charging technology.
Standby Time - 995 hours
Talk Time 1980 minutes 2904 minutes Realme 9i has longer battery life when making calls than Xiaomi Redmi Note 9.
Run Time Details Talk: up to 1980 min
Gaming: up to 16 hrs
Playback (Music): up to 147 hrs
Navigation: up to 16 hrs
Standby: up to 995 hrs
Talk: up to 2904 min
WhatsApp: up to 20.7 hrs
Playback (Music): up to 116.3 hrs
Battery Technology Lithium polymer -
CELLULAR Xiaomi Redmi Note 9 Realme 9i
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System - Android 11
User Interface - Realme UI 2.0
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi Redmi Note 9 Realme 9i
Data Transmission VoLTE, FDD-LTE, TDD-LTE FDD-LTE, TDD-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 41 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, TDD 2500 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 Wi-Fi
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC - Yes Realme 9i has NFC reader for mobile payments.
MEDIA Xiaomi Redmi Note 9 Realme 9i
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) -
Supported Digital Video Standards MKV, XviD, M4V, MP4 -
Audio Amplifier Smart PA -
FEATURES Xiaomi Redmi Note 9 Realme 9i
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, infrared (IR) sensor Accelerometer, proximity sensor, magnetometer, light sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader (side)
Additional Phone Features Infrared remote control, HyperEngine technology Dual microphones, Fast Charging, Super power saving mode, dual stereo speakers
OTHERS Xiaomi Redmi Note 9 Realme 9i
Included Accessories Protective cover, power adapter, SIM card removal tool, USB-C cable Screen protection film, SIM card removal tool, USB-C cable, protective case, 33W charger
Compliant Standards TUV Rheinland Low Blue Light Certification -
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