In depth comparison and review of Xiaomi Redmi Note 9 and Sony XPERIA 5 II. 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 | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | XQ-AS52 | |
| Form Factor | Touch | Touch | |
| Height | 162.3 mm | 158 mm | Xiaomi Redmi Note 9 has greater height than Sony XPERIA 5 II. |
| Width | 77.2 mm | 68 mm | Xiaomi Redmi Note 9 has greater width than Sony XPERIA 5 II. |
| Depth | 8.9 mm | 8 mm | Sony XPERIA 5 II is narrower than Xiaomi Redmi Note 9. |
| Weight | 199 g | 163 g | Sony XPERIA 5 II is lighter than Xiaomi Redmi Note 9. |
| Body Colour | Forest green | Black | Blue | |
| Body Material | - | Corning Gorilla Glass 6 | |
| Protection | Splashproof | Dustproof, splashproof | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP68, IP65 | |
| SAR Value | 2.262 W/kg (limb), 1.138 W/kg (body), 0.795 W/kg (head) | 1.2 W/kg (body), 0.28 W/kg (head), 2.45 W/kg (limb) | |
| 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 | Sony XPERIA 5 II |
|---|
| Display Type | - | OLED display | |
|---|---|---|---|
| Display Technology | - | OLED | |
| Screen Size (Display Size) | 6.53" | 6.1" | Xiaomi Redmi Note 9 has larger screen size than Sony XPERIA 5 II. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 2520 x 1080 pixels | Sony XPERIA 5 II has better screen resolution than Xiaomi Redmi Note 9. |
| Display Format | Full HD+ | Full HD+ | |
| Aspect Ratio | 19.5:9 | 21:9 | |
| Max Brightness | 450 cd/m² | - | |
| Contrast Ratio | 1500:1 | - | |
| HDR | - | Yes | Sony XPERIA 5 II has HDR. |
| Display Enhancement Technology | - | Motion Blur Reduction 240Hz | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 240 Hz | |
| Display Features | Reading mode 2.0, Dot Display, Full Screen gestures | DCI-P3 Wide colour gamut, CinemaWide display, Creator mode powered by CineAlta, X1 for mobile image processing engine | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass 6 (scratch resistant glass) |
| PROCESSOR | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| Processor Type (CPU) | MediaTek Helio G85 | Qualcomm Snapdragon 865 5G | |
|---|---|---|---|
| Clock Speed | 2 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | ARM G52 MC2 | - |
| MEMORY | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| RAM | 3 GB | 8 GB | Sony XPERIA 5 II has more RAM than Xiaomi Redmi Note 9. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Sony XPERIA 5 II has more internal memory than Xiaomi Redmi Note 9. |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 12 Megapixel | Xiaomi Redmi Note 9 has better camera resolution than Sony XPERIA 5 II. |
| Sensor Size | 1/2" | 1/1.7" | Xiaomi Redmi Note 9 has better camera sensor size than Sony XPERIA 5 II. |
| Sensor Type | - | Exmor RS CMOS | |
| Lens Aperture | F/1.79 | F/1.7 | Sony XPERIA 5 II has better lens aperture than Xiaomi Redmi Note 9. |
| Lens Construction | 6-element | - | |
| Field of View (FoV) | 79.4 degree(s) | 82 degree(s) | Sony XPERIA 5 II has larger lens field of view than Xiaomi Redmi Note 9. |
| Pixel Size | 0.8 μm | - | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Sony XPERIA 5 II has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 24 mm | |
| Special Effects | HDR, Kaleidoscope | HDR, Bokeh effect | |
| HDR Mode | - | HDR Movie mode | |
| Camera Modes | Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits | SteadyShot | |
| 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 | 3840 x 2160 (4K) | |
| 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 | Carl Zeiss optic, Hybrid Auto focus, Electronic Image Stabiliser (EIS), Stereo Recording, Cinema Pro powered by CineAlta, Look colour management pre-sets, BIONZ X for mobile, RAW noise reduction, Eye AF, up to 10fps AF/AE, 3D Creator |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 12 Megapixel | Sony XPERIA 5 II has better second camera resolution than Xiaomi Redmi Note 9. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/4" | 1/3.4" | Xiaomi Redmi Note 9 has better second camera sensor size than Sony XPERIA 5 II. |
| 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) | 34 degree(s) | Xiaomi Redmi Note 9 has larger second camera lens field of view than Sony XPERIA 5 II. |
| Pixel Size (2nd Camera) | 1.2 μm | - | |
| Minimum Focal Length (2nd Camera) | - | 70 mm | |
| Camera Features (2nd Camera) | 5-piece lens | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 12 Megapixel | Sony XPERIA 5 II has higher resolution third camera than Xiaomi Redmi Note 9. |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/2.55" | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.2 | Sony XPERIA 5 II has better third camera lens aperture than Xiaomi Redmi Note 9. |
| Field of View (3rd Camera) | - | 124 degree(s) | |
| Pixel Size (3rd Camera) | 1.75 μm | - | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Sony XPERIA 5 II has optical stabilisation of the third camera. |
| Minimum Focal Length (3rd Camera) | - | 16 mm | |
| 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) | 13 Megapixel | 8 Megapixel | Xiaomi Redmi Note 9 has better front camera resolution than Sony XPERIA 5 II. |
| Sensor Size (Front) | 1/3.06" | 1/4.0" | Sony XPERIA 5 II has better front camera sensor size than Xiaomi Redmi Note 9. |
| Lens Aperture (Front) | F/2.25 | F/2.0 | Sony XPERIA 5 II has better front lens aperture than Xiaomi Redmi Note 9. |
| Lens Element Qty (Front) | 5-element | - | |
| Field of View (Front) | 74 degree(s) | 84 degree(s) | Sony XPERIA 5 II has larger front lens field of view than Xiaomi Redmi Note 9. |
| Pixel Size (Front) | 1.12 μm | - | |
| Special Effects (Front) | HDR | HDR, Portrait selfie effects | |
| Camera Modes (Front) | Panoramic selfies, AI portrait mode, AI Beautify | SteadyShot | |
| Face Recognition (Face ID) | Face recognition | Smile shutter | Both phones have face detection. |
| Light Source (Front) | Display flash | Display flash | |
| Camera Features (Front) | Palm shutter, AI silhouette detection | Hand Shutter, 3D Creator |
| BATTERY AND CHARGING | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| Battery Capacity (Battery Size) | 5020 mAh | 4000 mAh | Xiaomi Redmi Note 9 has larger battery capacity than Sony XPERIA 5 II. |
|---|---|---|---|
| Fast Charging Technology | - | Adaptive Fast Charging | Sony XPERIA 5 II 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 | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Sony XPERIA 5 II has more advanced generation mobile network. |
| Operating System | - | Android 10 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| Data Transmission | VoLTE, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 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 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 20, Band 28, Band 38, Band 40, Band 41 | 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 48, Band 66 | |
| 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 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, TDD 3600, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n8, n28, n78 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 900, FDD 700APT, TDD TD 3500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | - | Yes | Sony XPERIA 5 II has NFC reader for mobile payments. |
| MEDIA | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) | WMA, AAC, PCM, MP3, FLAC, AAC-LC, LPCM, AAC +, eAAC+, MIDI, apt-X, DSD, LDAC, ALAC, OPUS, AMR-WB, AMR-NB, Vorbis, apt-X HD, AAC-ELD, DSEE HX | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, M4V, MP4 | MPEG-4, H.264, H.263, VP8, VP9, H.265 | |
| Sound Enhancements | - | Digital Sound Enhancement Engine (DSEE HX), Dolby Atmos sound technology, Hi-Res audio, Cinematic Dolby Atmos sound, Qualcomm aptX HD audio | |
| Audio Amplifier | Smart PA | - |
| FEATURES | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| 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, gyro sensor, infrared (IR) sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, barometer, magnetometer, gyro sensor, hall sensor, geomagnetic sensor, RGBC-IR sensor, Significant motion detector, rotation vector sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader | |
| Additional Phone Features | Infrared remote control, HyperEngine technology | Multitasking, PS4 Remote Play, Battery Care, Smart Stamina, STAMINA Mode, Dynamic vibration system, Xperia Adaptive Charging, Game Enhancer |
| OTHERS | Xiaomi Redmi Note 9 | Sony XPERIA 5 II |
|---|
| Included Accessories | Protective cover, power adapter, SIM card removal tool, USB-C cable | Power adapter | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland Low Blue Light Certification | IP68, IP65, USB Power Delivery |
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