In depth comparison and review of Xiaomi Redmi Note 9 and OPPO Find X3 LITE. 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 | OPPO Find X3 LITE |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2145 | |
| Form Factor | Touch | Touch | |
| Height | 162.3 mm | 159.1 mm | Xiaomi Redmi Note 9 has greater height than OPPO Find X3 LITE. |
| Width | 77.2 mm | 73.4 mm | Xiaomi Redmi Note 9 has greater width than OPPO Find X3 LITE. |
| Depth | 8.9 mm | 7.9 mm | OPPO Find X3 LITE is narrower than Xiaomi Redmi Note 9. |
| Weight | 199 g | 172 g | OPPO Find X3 LITE is lighter than Xiaomi Redmi Note 9. |
| Body Colour | Forest green | Astral blue | |
| Body Material | - | Metal, multi-layer polymer with sandblasted coating | |
| Protection | Splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP5X | |
| SAR Value | 2.262 W/kg (limb), 1.138 W/kg (body), 0.795 W/kg (head) | 0.991 W/kg (head), 1.276 W/kg (body), 2.721 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 | OPPO Find X3 LITE |
|---|
| Display Type | - | OLED display | |
|---|---|---|---|
| Display Technology | - | AMOLED | |
| Screen Size (Display Size) | 6.53" | 6.43" | Xiaomi Redmi Note 9 has larger screen size than OPPO Find X3 LITE. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 2400 x 1080 pixels | OPPO Find X3 LITE has better screen resolution than Xiaomi Redmi Note 9. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | - | 410 ppi | |
| Aspect Ratio | 19.5:9 | 20:9 | |
| Max Brightness | 450 cd/m² | 750 cd/m² | OPPO Find X3 LITE has better display brightness than Xiaomi Redmi Note 9. |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 1500:1 | 1000000:1 | OPPO Find X3 LITE has better display contrast ratio than Xiaomi Redmi Note 9. |
| Display Refresh Rate | - | 90 Hz | |
| Display Features | Reading mode 2.0, Dot Display, Full Screen gestures | Night mode, DCI-P3 Wide colour gamut, AOD(Always On Display), Dark mode, 180Hz sampling rate | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass 3+ (scratch resistant glass) |
| PROCESSOR | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| Processor Type (CPU) | MediaTek Helio G85 | Qualcomm Snapdragon 765 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.4 GHz | OPPO Find X3 LITE 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 620 |
| MEMORY | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| RAM | 3 GB | LPDDR4X SDRAM - 8 GB | OPPO Find X3 LITE has more RAM than Xiaomi Redmi Note 9. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | OPPO Find X3 LITE has more internal memory than Xiaomi Redmi Note 9. |
| Memory Interface | - | UFS 2.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | - |
| CAMERA | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 64 Megapixel | OPPO Find X3 LITE has better camera resolution than Xiaomi Redmi Note 9. |
| Sensor Size | 1/2" | 1/2.43" | OPPO Find X3 LITE has better camera sensor size than Xiaomi Redmi Note 9. |
| Sensor Name | - | Omnivision OV64B sensor | |
| Lens Aperture | F/1.79 | F/1.7 | OPPO Find X3 LITE has better lens aperture than Xiaomi Redmi Note 9. |
| Lens Construction | 6-element | 6-element | |
| Field of View (FoV) | 79.4 degree(s) | 80 degree(s) | OPPO Find X3 LITE has larger lens field of view than Xiaomi Redmi Note 9. |
| Pixel Size | 0.8 μm | 0.7 μm | Xiaomi Redmi Note 9 has larger camera pixel size than OPPO Find X3 LITE. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 25 mm | |
| Special Effects | HDR, Kaleidoscope | HDR, Live HDR, Bokeh effect, Stickers | |
| Camera Modes | Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits | Burst mode, Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, portrait mode, AI Beauty, Text, Filter mode, Macro mode, Dual-View Video, Ultra Night Video, Extra HD, AI Highlight Video | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 9 has face detection. |
| Light Source | Flash | LED flash | |
| Still Image Resolutions | - | 9248 x 6936, 4624 x 3468, 4624 x 2080, 3468 x 3468, 4624 x 2608 | |
| 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, 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, 1280 x 720 (720p) at 60 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 | Electronic Image Stabiliser (EIS), Phase Detect Auto-Focus (PDAF)+Contrast Focus, 4-in-1 Pixel technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 8 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/4" | 1/4" | Both phones have the same sensor size of the second camera. |
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Lens Element Qty (2nd Camera) | 5-element | 5-element | |
| Field of View (2nd Camera) | 118 degree(s) | 119 degree(s) | OPPO Find X3 LITE has larger second camera lens field of view than Xiaomi Redmi Note 9. |
| Pixel Size (2nd Camera) | 1.2 μm | 1.12 μm | Xiaomi Redmi Note 9 has larger second camera pixel size than OPPO Find X3 LITE. |
| Minimum Focal Length (2nd Camera) | - | 16 mm | |
| Camera Features (2nd Camera) | 5-piece lens | Electronic Image Stabiliser (EIS) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | - | 89 degree(s) | |
| Pixel Size (3rd Camera) | 1.75 μm | 1.75 μm | Both phones have the same third camera pixel size. |
| Minimum Focal Length (3rd Camera) | - | 22 mm | |
| Camera Functions (3rd Camera) | Macro camera | Macro camera | |
| Camera Features (3rd Camera) | AF (2cm-10cm) | 4cm macro photography |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same resolution of the fourth camera. |
|---|---|---|---|
| Sensor Size (4th Camera) | 1/5" | 1/5" | Both phones have the same sensor size of the fourth camera. |
| Lens Aperture (4th Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the fourth camera. |
| Lens Element Qty (4th Camera) | 3-element | 3-element | |
| Field of View (4th Camera) | - | 89 degree(s) | |
| Pixel Size (4th Camera) | 1.75 μm | 1.75 μm | Both phones have the same pixel size of the fourth camera. |
| Minimum Focal Length (4th Camera) | - | 22 mm | |
| Camera Functions (4th Camera) | Depth camera | Potrait camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 32 Megapixel | OPPO Find X3 LITE has better front camera resolution than Xiaomi Redmi Note 9. |
| Sensor Size (Front) | 1/3.06" | 1/2.74" | Xiaomi Redmi Note 9 has better front camera sensor size than OPPO Find X3 LITE. |
| Sensor Name (Front) | - | Sony Exmor RS IMX615 sensor | |
| Lens Aperture (Front) | F/2.25 | F/2.4 | Xiaomi Redmi Note 9 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) | 85 degree(s) | OPPO Find X3 LITE has larger front lens field of view than Xiaomi Redmi Note 9. |
| Pixel Size (Front) | 1.12 μm | 0.8 μm | Xiaomi Redmi Note 9 has larger front camera pixel size than OPPO Find X3 LITE. |
| Min Focal Length (Front) | - | 23 mm | |
| Special Effects (Front) | HDR | Stickers | |
| Camera Modes (Front) | Panoramic selfies, AI portrait mode, AI Beautify | Panorama, Time-lapse mode, night mode, Portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 9 has face detection. |
| Light Source (Front) | Display flash | - | |
| Still Image Resolutions (Front) | - | 6592 x 5120 | |
| 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 | Electronic Image Stabiliser (EIS) |
| BATTERY AND CHARGING | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| Battery Capacity (Battery Size) | 5020 mAh | 4300 mAh | Xiaomi Redmi Note 9 has larger battery capacity than OPPO Find X3 LITE. |
|---|---|---|---|
| Fast Charging Technology | - | VOOC Flash Charge technology 3.0, SuperVOOC 2.0 Flash Charge | OPPO Find X3 LITE has fast charging technology. |
| Recharge Time (Charging Time) | - | 37 min | |
| Standby Time | - | 240.7 hours | |
| Talk Time | 1980 minutes | 846 minutes | Xiaomi Redmi Note 9 has longer battery life when making calls than OPPO Find X3 LITE. |
| 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 240.7 hrs Playback (video): up to 13.9 hrs Talk (3G): up to 846 min |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OPPO Find X3 LITE has more advanced generation mobile network. |
| Operating System | - | ColorOS 11.1 (based on Android 11) | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| Data Transmission | VoLTE, FDD-LTE, TDD-LTE | VoLTE, FDD-LTE, TDD-LTE, VoWiFi, 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 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, 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 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n28, n38, n41, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, 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 | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | - | Yes | OPPO Find X3 LITE has NFC reader for mobile payments. |
| MEDIA | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), LDAC, MID, SBC, LHDC | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, M4V, MP4 | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.265, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology, Qualcomm aptX audio, Qualcomm TrueWireless Stereo Plus, Qualcomm aptX HD audio | |
| Audio Amplifier | Smart PA | - |
| FEATURES | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| 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, magnetometer, gyro sensor, gravity sensor | |
| Security Devices | Face recognition, fingerprint reader | - | |
| Additional Phone Features | Infrared remote control, HyperEngine technology | Gesture Controls, Dual noise reduction microphones, Low blue light mode, Super linear speaker, gamer mode |
| OTHERS | Xiaomi Redmi Note 9 | OPPO Find X3 LITE |
|---|
| Included Accessories | Protective cover, power adapter, SIM card removal tool, USB-C cable | Headset, protective cover, SIM card removal tool, USB-C cable, protective film, SuperVOOC 65W power adapter | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland Low Blue Light Certification | SGS, IP5X |
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