In depth comparison and review of Xiaomi MI Mix and OPPO A9 2020. 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 MI Mix | OPPO A9 2020 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH1941 | |
| Form Factor | Touch | Touch | |
| Height | 158.8 mm | 163.6 mm | OPPO A9 2020 has greater height than Xiaomi MI Mix. |
| Width | 81.9 mm | 75.6 mm | Xiaomi MI Mix has greater width than OPPO A9 2020. |
| Depth | 7.9 mm | 9.1 mm | Xiaomi MI Mix is narrower than Xiaomi MI Mix. |
| Weight | 209 g | 195 g | OPPO A9 2020 is lighter than Xiaomi MI Mix. |
| Body Colour | Black | Marine green | Space purple | |
| Body Material | Ceramic | 3D glass | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 0.976 W/kg (body), 0.847 W/kg (head), 2.118 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Handset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | TFT | |
| Screen Size (Display Size) | 6.4" | 6.5" | OPPO A9 2020 has larger screen size than Xiaomi MI Mix. |
| Screen Resolution (Display Resolution) | 2040 x 1080 pixels | 1600 x 720 pixels | Xiaomi MI Mix has better screen resolution than OPPO A9 2020. |
| Pixel Density | 362 ppi | 269 ppi | Xiaomi MI Mix has better pixel density than OPPO A9 2020. |
| Max Brightness | 500 cd/m² | 480 cd/m² | Xiaomi MI Mix has better display brightness than OPPO A9 2020. |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | 1300:1 | 1500:1 | OPPO A9 2020 has better display contrast ratio than Xiaomi MI Mix. |
| Display Enhancement Technology | - | Blue light filter | |
| Display Features | - | In-Cell Display Technology, Sunlight screen |
| PROCESSOR | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 821 | Qualcomm Snapdragon 665 | |
|---|---|---|---|
| Clock Speed | 2.35 GHz | - | |
| 64-bit Architecture | Yes | - | Xiaomi MI Mix has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 530 | Qualcomm ADRENO 610 |
| MEMORY | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 4 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
| Memory Interface | - | UFS 2.1 | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 48 Megapixel | OPPO A9 2020 has better camera resolution than Xiaomi MI Mix. |
| Sensor Size | - | 1/2.25" | |
| Sensor Type | - | CMOS | |
| Lens Aperture | F/2.0 | F/1.8 | OPPO A9 2020 has better lens aperture than Xiaomi MI Mix. |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, Panorama, low-light shots | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Portrait, Night, Ultra Night Mode 2.0 | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi MI Mix has face detection. |
| Light Source | Dual flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Colour Correlated Temperature (CCT) flash | Electronic Image Stabiliser (EIS) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/4.0" | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.25 | |
| Field of View (2nd Camera) | - | 119 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Pixel Size (3rd Camera) | - | 1.75 μm |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (4th Camera) | - | 1/5" | |
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Pixel Size (4th Camera) | - | 1.75 μm |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 16 Megapixel | OPPO A9 2020 has better front camera resolution than Xiaomi MI Mix. |
| Sensor Size (Front) | - | 1/3.1" | |
| Lens Aperture (Front) | - | F/2.0 | |
| Pixel Size (Front) | - | 1 μm | |
| Special Effects (Front) | Smart beauty | - | |
| Camera Modes (Front) | Real time beauty mode | AI Beauty | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi MI Mix has face detection. |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Self-timer | - |
| BATTERY AND CHARGING | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| Battery Capacity (Battery Size) | 4400 mAh | 5000 mAh | OPPO A9 2020 has larger battery capacity than Xiaomi MI Mix. |
|---|---|---|---|
| Standby Time | 256 hours | 450 hours | OPPO A9 2020 has longer standby time than Xiaomi MI Mix. |
| Talk Time | - | 2700 minutes | |
| Run Time Details | Standby: up to 256 hrs | Standby: up to 450 hrs Talk: up to 2700 min |
| CELLULAR | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| 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 6.0 (Marshmallow) | ColorOS 6.0.1 (based on Android 9) | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 6, Band 8, Band 19 | |
| 3G UMTS Frequency | - | 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 38, Band 39, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP, HID | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | - | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265 | - | |
| Sound Enhancements | - | Dolby Atmos sound technology, Hi-Res audio |
| FEATURES | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, barometer, gyro sensor, hall sensor, ultrasonic distance sensor | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, geomagnetic sensor | |
| Security Devices | Fingerprint reader | Face recognition | |
| Additional Phone Features | MU-MIMO technology, Cantilever piezoelectric ceramic acoustic system | Multitasking, Game Boost 2.0 |
| OTHERS | Xiaomi MI Mix | OPPO A9 2020 |
|---|
| Included Accessories | Power adapter, leather case, SIM card removal tool, USB-C cable | Headphones, power adapter, SIM card removal tool, cover, USB-C cable, screen protector (pre-applied) |
|---|
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