Detailed comparison and review of Xiaomi MI 9 and Sony XPERIA 1 IV. 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 MI 9 | Sony XPERIA 1 IV |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 157.5 mm | 165 mm | Sony XPERIA 1 IV has greater height than Xiaomi MI 9. |
| Width | 74.67 mm | 71 mm | Xiaomi MI 9 has greater width than Sony XPERIA 1 IV. |
| Depth | 7.61 mm | 8.2 mm | Xiaomi MI 9 is narrower than Xiaomi MI 9. |
| Weight | 173 g | 187 g | Xiaomi MI 9 is lighter than Xiaomi MI 9. |
| Body Colour | Ocean blue | Piano black | Black | Purple | |
| Body Material | Curved glass | Corning Gorilla Glass Victus | |
| Protection | - | Dustproof, water-resistant | |
| Waterproof (Water-resistant) | - | Yes | Sony XPERIA 1 IV is waterproof. |
| IP rating | - | IPX8, IPX5, IP6X | |
| SAR Value | 1.301 W/kg (body), 1.389 W/kg (head) | 0.92 W/kg (body), 0.88 W/kg (head), 1.56 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | AMOLED | OLED | |
| Screen Size (Display Size) | 6.39" | 6.5" | Sony XPERIA 1 IV has larger screen size than Xiaomi MI 9. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 3840 x 1644 pixels | Sony XPERIA 1 IV has better screen resolution than Xiaomi MI 9. |
| Display Format | Full HD+ | 4K | |
| Pixel Density | 403 ppi | - | |
| Aspect Ratio | - | 21:9 | |
| Max Brightness | 600 cd/m² | - | |
| Contrast Ratio | 60000:1 | 1000000:1 | Sony XPERIA 1 IV has better display contrast ratio than Xiaomi MI 9. |
| HDR | Yes | Yes | Both phones have HDR. |
| HDR Technology | HDR10 | - | |
| Display Enhancement Technology | Sunshine mode 2.0 | Motion Blur Reduction 240Hz | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 240 Hz | |
| Display Features | Always-on display, Reading mode, Colour temperature adjustment, night mode, Wide Colour Gamut (WCG) | Creator mode powered by CineAlta, X1 for mobile image processing engine, Dark mode, BT.2020, 10 bit tonal gradation, Illuminant D65 White point, 100% DCI-P3 | |
| Display Protection (Screen Protector) | Fingerprint-resistant coating, Corning Gorilla Glass 6 (scratch resistant glass), oil protective coating | Corning Gorilla Glass Victus (scratch resistant glass) |
| PROCESSOR | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 855 | Qualcomm Snapdragon 8 Gen 1 | |
|---|---|---|---|
| Clock Speed | 2.84 GHz | 3 GHz | Sony XPERIA 1 IV has higher clock speed than Xiaomi MI 9. |
| Processor Core Qty | 8-core | - | |
| 64-bit Architecture | Yes | - | Xiaomi MI 9 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | Qualcomm ADRENO |
| MEMORY | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 12 GB | Sony XPERIA 1 IV has more RAM than Xiaomi MI 9. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | Sony XPERIA 1 IV has more internal memory than Xiaomi MI 9. |
| Memory Interface | - | UFS | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 12 Megapixel | Xiaomi MI 9 has better camera resolution than Sony XPERIA 1 IV. |
| Sensor Size | - | 1/1.7" | |
| Sensor Type | - | Exmor RS CMOS | |
| Sensor Name | Sony Exmor RS IMX586 sensor | - | |
| Lens Type | Ultra wide-angle lens | - | |
| Lens Aperture | F/1.75 | F/1.7 | Sony XPERIA 1 IV has better lens aperture than Xiaomi MI 9. |
| Field of View (FoV) | - | 82 degree(s) | |
| Pixel Size | 0.8 μm | - | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Sony XPERIA 1 IV has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Minimum Focal Length (Focal Distance) | - | 24 mm | |
| 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 | Burst mode, SteadyShot, Intelligent Active Mode, Vlog mode, Videography Pro, VENICE CS, Soft Monochrome | |
| 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 | 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, 3840 x 2160 (4K) at 24 fps, 3840 x 2160 (4K) at 25 fps, 3840 x 2160 (4K) 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 | Object tracking, Stereo Recording, EIS video stabilisation, BIONZ X for mobile, up to 20 fps AF/AE, up to 60 times per second continuous AF / AE calculation, Real-time Eye AF for humans and animals, Cinematography Pro powered by CineAlta, Intelligent wind filter, 5-Axis Stabilisation, 4K HDR video recording, Real-Time Tracking, Optical SteadyShot with FlawlessEye, ZEISS Optics, AI subject detection |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 12 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/3.5" | |
| Sensor Type (2nd Camera) | - | Exmor RS CMOS | |
| Lens Type (2nd Camera) | Telephoto lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.3 - f/2.8 | Xiaomi MI 9 has better second camera lens aperture than Xiaomi MI 9. |
| Field of View (2nd Camera) | - | 28 degree(s) | |
| Pixel Size (2nd Camera) | 1 μm | - | |
| Camera Features (2nd Camera) | Macro photography | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 16 Megapixel | 12 Megapixel | Xiaomi MI 9 has higher resolution third camera than Sony XPERIA 1 IV. |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/2.5" | |
| Sensor Name (3rd Camera) | - | Sony Exmor RS sensor | |
| Lens Type (3rd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | F/2.2 | Both phones have the same lens aperture of the third camera. |
| Field of View (3rd Camera) | - | 124 degree(s) | |
| Pixel Size (3rd Camera) | 1 μm | - | |
| Minimum Focal Length (3rd Camera) | - | 16 mm |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 12 Megapixel | Xiaomi MI 9 has better front camera resolution than Sony XPERIA 1 IV. |
| Sensor Size (Front) | - | 1/2.9" | |
| Sensor Name (Front) | - | Sony Exmor RS sensor | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Field of View (Front) | - | 83 degree(s) | |
| Pixel Size (Front) | 0.9 μm | - | |
| Special Effects (Front) | HDR, Magic mirror | HDR | |
| Camera Modes (Front) | AI portrait mode, AI Beautify, AI makeup | SteadyShot, Intelligent Active Mode, Selfie portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi MI 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) | Self-timer, age recognition, Video Beautify, AI scene detection, AI studio lighting, Eye light, AI feature adjustment, AI lens flare | Hand Shutter |
| BATTERY AND CHARGING | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| Battery Capacity (Battery Size) | 3300 mAh | 5000 mAh | Sony XPERIA 1 IV has larger battery capacity than Xiaomi MI 9. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0+ | Xperia-Adaptive Charging, Power Delivery | Both phones have fast charging technology. |
| Wireless Charging | - | Yes | Sony XPERIA 1 IV can be charged wirelessly. |
| Wireless Charging Standards | WPC, Qi | Qi |
| CELLULAR | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Sony XPERIA 1 IV has more advanced generation mobile network. |
| Operating System | - | Android 12 | |
| User Interface | MIUI 10 | - | |
| Intelligent Assistant | Google Assistant | - | |
| Payment Technology | Android Pay | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | LTE, 5G NR FR1 | |
|---|---|---|---|
| 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 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 46, Band 66 | |
| 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 LE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| WLAN Security | WPA3 | - | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, apt-X, LDAC, apt-X HD | PCM, MP3, FLAC, AAC-LC, AAC +, eAAC+, MIDI, DSD, LDAC, ALAC, OPUS, AMR-WB, AMR-NB, Vorbis, AAC-ELD, Dolby Atmos, Dolby-AC4, 360 Reality Audio Music Format | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, VP8, VP9 | MPEG-4, H.264, H.263, VP8, VP9, H.265, AV1 | |
| Sound Enhancements | Qualcomm TrueWireless Stereo Plus | Dolby Atmos sound technology, Hi-Res audio, DSEE Ultimate, Hi-Res audio wireless, Qualcomm aptX Adaptive, 360 Reality Audio Certified, 360 Reality Audio Upmix, Music Pro, PS Remote Play |
| FEATURES | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| 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 | - | |
| Security Devices | Fingerprint reader (under display) | Fingerprint reader | |
| Additional Phone Features | Infrared remote control, MIMO technology, MU-MIMO technology, MI Turbo, GAME Turbo | TTY compatible, Text-to-Speech (text recognition), multitasking, Battery Care, STAMINA Mode, TalkBack, Dynamic vibration system, Game Enhancer, DUALSHOCK 4 control compatibility, Google Cast, Qualcomm Snapdragon Elite Gaming, Battery Share function, DualSense control compatibility, full-stage stereo speakers |
| OTHERS | Xiaomi MI 9 | Sony XPERIA 1 IV |
|---|
| Included Accessories | Protective cover, SIM card removal tool, USB-C cable, USB-C audio adapter, 18W QC3.0 charger | - | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland Certified Safe Fast-Charge System | IPX5, HAC (Hearing Aid Compatible), IPX8, IP6X, ITU-R BT.2020, USB Power Delivery |
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