In depth comparison and review of Sony XPERIA XZ2 Compact and Xiaomi Redmi Note 9. 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.
| DESIGN AND DIMENSIONS | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | H8324 | - | |
| Form Factor | Touch | Touch | |
| Height | 135 mm | 162.3 mm | Xiaomi Redmi Note 9 has greater height than Sony XPERIA XZ2 Compact. |
| Width | 65 mm | 77.2 mm | Xiaomi Redmi Note 9 has greater width than Sony XPERIA XZ2 Compact. |
| Depth | 12.1 mm | 8.9 mm | Xiaomi Redmi Note 9 is narrower than Sony XPERIA XZ2 Compact. |
| Weight | 168 g | 199 g | Sony XPERIA XZ2 Compact is lighter than Sony XPERIA XZ2 Compact. |
| Body Colour | Black | Forest green | |
| Body Material | Plastic, aluminium, glass | - | |
| Protection | Dustproof, water-resistant | Splashproof | |
| Waterproof (Water-resistant) | Yes | - | Sony XPERIA XZ2 Compact is waterproof. |
| IP rating | IP68, IP65 | - | |
| SAR Value | 1.05 W/kg (body), 0.77 W/kg (head) | 2.262 W/kg (limb), 1.138 W/kg (body), 0.795 W/kg (head) | |
| Integrated Components | - | Ultra-linear speaker | |
| 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 | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | Nano SIM + nano SIM/microSD |
| DISPLAY | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | TRILUMINOS | - | |
| Screen Size (Display Size) | 5" | 6.53" | Xiaomi Redmi Note 9 has larger screen size than Sony XPERIA XZ2 Compact. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 2340 x 1080 pixels | Xiaomi Redmi Note 9 has better screen resolution than Sony XPERIA XZ2 Compact. |
| Display Format | - | Full HD+ | |
| Pixel Density | 483 ppi | - | |
| Aspect Ratio | 18:9 | 19.5:9 | |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| HDR | Yes | - | Sony XPERIA XZ2 Compact has HDR. |
| Display Enhancement Technology | Dynamic Contrast Enhancement | - | |
| Display Features | - | Reading mode 2.0, Dot Display, Full Screen gestures | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 845 | MediaTek Helio G85 | |
|---|---|---|---|
| Clock Speed | - | 2 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Sony XPERIA XZ2 Compact has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 630 | ARM G52 MC2 |
| MEMORY | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| RAM | 4 GB | 3 GB | Sony XPERIA XZ2 Compact has more RAM than Xiaomi Redmi Note 9. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 64 GB | Both phones have the same internal memory capacity. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 400 GB | microSD |
| CAMERA | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 19 Megapixel | 48 Megapixel | Xiaomi Redmi Note 9 has better camera resolution than Sony XPERIA XZ2 Compact. |
| Sensor Size | 1/2.3" | 1/2" | Sony XPERIA XZ2 Compact has better camera sensor size than Xiaomi Redmi Note 9. |
| Sensor Name | Sony Exmor RS sensor | - | |
| Lens Aperture | F/2.0 | F/1.79 | Xiaomi Redmi Note 9 has better lens aperture than Sony XPERIA XZ2 Compact. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | - | 79.4 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 25 mm | - | |
| Digital Zoom | 8x | - | |
| Special Effects | HDR | HDR, Kaleidoscope | |
| Camera Modes | AR Effect mode, SteadyShot, Intelligent Active Mode, low-light shots | 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 | Xiaomi Redmi Note 9 has face detection. |
| Light Source | LED light | Flash | |
| Video Resolutions | 3840 x 2160 (4K), Super slow motion video 1280 x 720 (720p) at 960 fps, Super slow motion video 1920 x 1080 (1080p) 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) | Quick Launch, G lens, BIONZ image processing engine, Quick Capture, Triple image sensing technology, Predictive Hybrid Autofocus, Predictive Capture, Motion Eye camera, Anti-distortion shutter, Stereo Recording, Autofocus burst, Predictive Capture (motion / smile) | 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 |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/4" | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | - | 118 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.2 μm | |
| Camera Features (2nd Camera) | - | 5-piece lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Camera Functions (3rd Camera) | - | Macro camera | |
| 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) | 5 Megapixel | 13 Megapixel | Xiaomi Redmi Note 9 has better front camera resolution than Sony XPERIA XZ2 Compact. |
| Sensor Size (Front) | 1/5" | 1/3.06" | Sony XPERIA XZ2 Compact has better front camera sensor size than Xiaomi Redmi Note 9. |
| Sensor Name (Front) | Sony Exmor R sensor | - | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.2 | F/2.25 | Sony XPERIA XZ2 Compact has better front lens aperture than Sony XPERIA XZ2 Compact. |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 74 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Automatic | - | |
| Min Focal Length (Front) | 23 mm | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | SteadyShot, Intelligent Active Mode, low-light shots | Panoramic selfies, AI portrait mode, AI Beautify | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi Note 9 has face detection. |
| Light Source (Front) | - | Display flash | |
| Camera Features (Front) | - | Palm shutter, AI silhouette detection |
| BATTERY AND CHARGING | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Battery Capacity (Battery Size) | 2870 mAh | 5020 mAh | Xiaomi Redmi Note 9 has larger battery capacity than Sony XPERIA XZ2 Compact. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | Sony XPERIA XZ2 Compact has fast charging technology. |
| Talk Time | - | 1980 minutes | |
| Run Time Details | - | Talk: up to 1980 min Gaming: up to 16 hrs Playback (Music): up to 147 hrs Navigation: up to 16 hrs |
|
| Battery Technology | - | Lithium polymer |
| CELLULAR | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 8.0 Oreo | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, QZSS | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 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 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 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | - | Sony XPERIA XZ2 Compact has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Supported Digital Audio Standards | FLAC, LPCM, DSD, LDAC, ALAC, apt-X HD, DSEE HX | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, XviD, M4V, MP4 | |
| Sound Enhancements | S-Force Front surround, Clear Audio+ | - | |
| Audio Amplifier | - | Smart PA |
| FEATURES | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| 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 | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, colour spectrum sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, infrared (IR) sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader | |
| Additional Phone Features | X-Reality engine, PS4 Remote Play, Qnovo Adaptive Charging, Battery Care, Smart Stamina, STAMINA Mode, Automatic Headphone Optimisation (AHO), 3D Creator, VirtualPhones technology | Infrared remote control, HyperEngine technology | |
| Android Enterprise Recommended | Yes | - |
| OTHERS | Sony XPERIA XZ2 Compact | Xiaomi Redmi Note 9 |
|---|
| Included Accessories | Power adapter, USB-C to 3.5 jack adapter | Protective cover, power adapter, SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | IP68, IP65 | TUV Rheinland Low Blue Light Certification | |
| Max Depth of Water Resistance | 1.5 m | - |
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