Xiaomi MI 9 vs. Realme 9i

Phone Comparison, Reviews and Tests

Detailed comparison and review of Xiaomi MI 9 and Realme 9i. 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.

Phone Specifications Comparison

Xiaomi MI 9 vs. Realme 9i Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI 9 Realme 9i
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 157.5 mm 164.4 mm Realme 9i has greater height than Xiaomi MI 9.
Width 74.67 mm 75.7 mm Realme 9i has greater width than Xiaomi MI 9.
Depth 7.61 mm 8.4 mm Xiaomi MI 9 is narrower than Xiaomi MI 9.
Weight 173 g 190 g Xiaomi MI 9 is lighter than Xiaomi MI 9.
Body Colour Ocean blue | Piano black Prism black | Prism blue
Body Material Curved glass -
Waterproof (Water-resistant) - -
SAR Value 1.301 W/kg (body), 1.389 W/kg (head) 1.02 W/kg (body), 2.072 W/kg (limb), 0.788 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi MI 9 Realme 9i
Display Type OLED display -
Display Technology AMOLED -
Screen Size (Display Size) 6.39" 6.6" Realme 9i has larger screen size than Xiaomi MI 9.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2412 x 1080 pixels Realme 9i has better screen resolution than Xiaomi MI 9.
Display Format Full HD+ Full HD+
Pixel Density 403 ppi 401 ppi Xiaomi MI 9 has better pixel density than Realme 9i.
Max Brightness 600 cd/m² 480 cd/m² Xiaomi MI 9 has better display brightness than Realme 9i.
Contrast Ratio 60000:1 -
HDR Yes - Xiaomi MI 9 has HDR.
HDR Technology HDR10 -
Display Enhancement Technology Sunshine mode 2.0 Ultra-Smooth
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 180 Hz
Display Features Always-on display, Reading mode, Colour temperature adjustment, night mode, Wide Colour Gamut (WCG) 5-level fresh rates
Display Protection (Screen Protector) Fingerprint-resistant coating, Corning Gorilla Glass 6 (scratch resistant glass), oil protective coating Dragontrail PRO (scratch resistant glass)
PROCESSOR Xiaomi MI 9 Realme 9i
Processor Type (CPU) Qualcomm Snapdragon 855 Qualcomm Snapdragon 680
Clock Speed 2.84 GHz 2.4 GHz Xiaomi MI 9 has higher clock speed than Realme 9i.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi MI 9 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 640 Qualcomm ADRENO 610
MEMORY Xiaomi MI 9 Realme 9i
RAM LPDDR4X SDRAM - 6 GB LPDDR4X SDRAM - 4 GB + up to 11 GB virtual extension Xiaomi MI 9 has more RAM than Realme 9i.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Realme 9i has more internal memory than Xiaomi MI 9.
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi MI 9 Realme 9i
MAIN CAMERA
Number of Main Cameras 3 3
Sensor Resolution 48 Megapixel 50 Megapixel Realme 9i has better camera resolution than Xiaomi MI 9.
Sensor Name Sony Exmor RS IMX586 sensor -
Lens Type Ultra wide-angle lens -
Lens Aperture F/1.75 F/1.8 Xiaomi MI 9 has better lens aperture than Xiaomi MI 9.
Lens Construction - 5-element
Pixel Size 0.8 μm -
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Optical Zoom 2x -
Digital Zoom 10x -
Special Effects HDR HDR
Camera Modes Burst mode, Panorama, portrait mode, AI Beautify, Smart ultra-wide angle mode, Ultra nightscape mode, Photo timer, Level display, Custom watermark, Full body portrait mode, Moon mode 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 MI 9 has face detection.
Light Source Dual flash 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 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1920 x 1080 (1080p) at 960 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, 1280 x 720 (720p) at 120 fps
Camera Features (Functions) Sapphire crystal lens cover, Phase Detect Auto-Focus (PDAF), Dynamic photos, video stabilisation, Contrast Auto-Focus, AI scene detection, AI studio lighting, Video Beautify, AI Triple camera, 960 fps Smart audio pairing, AI lens flare, AI high resolution photos, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, Group photo face correction, Portrait mode background blurring, Motion tracking, Quick motion Phase Detect Auto-Focus (PDAF), AI Triple camera
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 2 Megapixel Xiaomi MI 9 has better second camera resolution than Realme 9i.
Lens Type (2nd Camera) Telephoto lens -
Lens Aperture (2nd Camera) F/2.2 F/2.4 Xiaomi MI 9 has better second camera lens aperture than Xiaomi MI 9.
Pixel Size (2nd Camera) 1 μm -
Camera Functions (2nd Camera) - Macro camera
Camera Features (2nd Camera) Macro photography 4cm macro photography
THIRD CAMERA
Sensor Resolution (3rd Camera) 16 Megapixel 2 Megapixel Xiaomi MI 9 has higher resolution third camera than Realme 9i.
Lens Type (3rd Camera) Ultra wide-angle lens -
Lens Aperture (3rd Camera) F/2.2 F/2.4 Xiaomi MI 9 has better third camera lens aperture than Xiaomi MI 9.
Pixel Size (3rd Camera) 1 μm -
Camera Functions (3rd Camera) - B&W lens
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 20 Megapixel 16 Megapixel Xiaomi MI 9 has better front camera resolution than Realme 9i.
Lens Aperture (Front) F/2.0 F/2.1 Xiaomi MI 9 has better front lens aperture than Xiaomi MI 9.
Lens Element Qty (Front) - 5-element
Pixel Size (Front) 0.9 μm -
Special Effects (Front) HDR, Magic mirror HDR
Camera Modes (Front) AI portrait mode, AI Beautify, AI makeup Panorama, Time-lapse mode, night mode, portrait mode, AI Beauty
Face Recognition (Face ID) Face recognition - Xiaomi MI 9 has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Self-timer, age recognition, Video Beautify, AI scene detection, AI studio lighting, Eye light, AI feature adjustment, AI lens flare -
BATTERY AND CHARGING Xiaomi MI 9 Realme 9i
Battery Capacity (Battery Size) 3300 mAh 5000 mAh Realme 9i has larger battery capacity than Xiaomi MI 9.
Fast Charging Technology Qualcomm Quick Charge 4.0+ Dart Charge Both phones have fast charging technology.
Wireless Charging Standards WPC, Qi -
Standby Time - 995 hours
Talk Time - 2904 minutes
Run Time Details - Standby: up to 995 hrs
Talk: up to 2904 min
WhatsApp: up to 20.7 hrs
Playback (Music): up to 116.3 hrs
CELLULAR Xiaomi MI 9 Realme 9i
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System - Android 11
User Interface MIUI 10 Realme UI 2.0
Intelligent Assistant Google Assistant -
Payment Technology Android Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI 9 Realme 9i
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band - 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 12, Band 20, Band 28, Band 38, Band 39, 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 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 1900, 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 Wi-Fi
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
WLAN Security WPA3 -
Messaging Services SMS, MMS -
MEDIA Xiaomi MI 9 Realme 9i
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, apt-X, LDAC, apt-X HD -
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, VP8, VP9 -
Sound Enhancements Qualcomm TrueWireless Stereo Plus -
FEATURES Xiaomi MI 9 Realme 9i
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, digital compass, gyro sensor, ultrasonic proximity sensor, linear rotation vector sensor Accelerometer, proximity sensor, magnetometer, light sensor
Security Devices Fingerprint reader (under display) Fingerprint reader (side)
Additional Phone Features Infrared remote control, MIMO technology, MU-MIMO technology, MI Turbo, GAME Turbo Dual microphones, Fast Charging, Super power saving mode, dual stereo speakers
OTHERS Xiaomi MI 9 Realme 9i
Included Accessories Protective cover, SIM card removal tool, USB-C cable, USB-C audio adapter, 18W QC3.0 charger Screen protection film, SIM card removal tool, USB-C cable, protective case, 33W charger
Compliant Standards TUV Rheinland Certified Safe Fast-Charge System -
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