In depth comparison and review of OPPO A9 2020 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 | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
Product Type | Smartphone | Smartphone | |
---|---|---|---|
Manufacturer Model Number | CPH1941 | - | |
Form Factor | Touch | Touch | |
Height | 163.6 mm | 162.3 mm | OPPO A9 2020 has greater height than Xiaomi Redmi Note 9. |
Width | 75.6 mm | 77.2 mm | Xiaomi Redmi Note 9 has greater width than OPPO A9 2020. |
Depth | 9.1 mm | 8.9 mm | Xiaomi Redmi Note 9 is narrower than OPPO A9 2020. |
Weight | 195 g | 199 g | OPPO A9 2020 is lighter than OPPO A9 2020. |
Body Colour | Marine green | Space purple | Forest green | |
Body Material | 3D glass | - | |
Protection | - | Splashproof | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 0.976 W/kg (body), 0.847 W/kg (head), 2.118 W/kg (limb) | 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 Handset jack - mini-phone 3.5mm |
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 |
DISPLAY | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
Display Type | LCD display | - | |
---|---|---|---|
Display Technology | TFT | - | |
Screen Size (Display Size) | 6.5" | 6.53" | Xiaomi Redmi Note 9 has larger screen size than OPPO A9 2020. |
Screen Resolution (Display Resolution) | 1600 x 720 pixels | 2340 x 1080 pixels | Xiaomi Redmi Note 9 has better screen resolution than OPPO A9 2020. |
Display Format | - | Full HD+ | |
Pixel Density | 269 ppi | - | |
Aspect Ratio | - | 19.5:9 | |
Max Brightness | 480 cd/m² | 450 cd/m² | OPPO A9 2020 has better display brightness than Xiaomi Redmi Note 9. |
Colour Depth | 16.7 million colours | - | |
Contrast Ratio | 1500:1 | 1500:1 | Both phones have the same display contrast ratio. |
Display Enhancement Technology | Blue light filter | - | |
Display Features | In-Cell Display Technology, Sunlight screen | Reading mode 2.0, Dot Display, Full Screen gestures | |
Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
PROCESSOR | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
Processor Type (CPU) | Qualcomm Snapdragon 665 | MediaTek Helio G85 | |
---|---|---|---|
Clock Speed | - | 2 GHz | |
Processor Core Qty | - | 8-core | |
Graphics System (GPU) | Qualcomm ADRENO 610 | ARM G52 MC2 |
MEMORY | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
RAM | LPDDR4X SDRAM - 4 GB | 3 GB | OPPO A9 2020 has more RAM than Xiaomi Redmi Note 9. |
---|---|---|---|
Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | OPPO A9 2020 has more internal memory than Xiaomi Redmi Note 9. |
Memory Interface | UFS 2.1 | - | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSD |
CAMERA | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
MAIN CAMERA |
---|
Number of Main Cameras | 4 | 4 | |
---|---|---|---|
Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
Sensor Size | 1/2.25" | 1/2" | OPPO A9 2020 has better camera sensor size than Xiaomi Redmi Note 9. |
Sensor Type | CMOS | - | |
Lens Aperture | F/1.8 | F/1.79 | Xiaomi Redmi Note 9 has better lens aperture than OPPO A9 2020. |
Lens Construction | - | 6-element | |
Field of View (FoV) | - | 79.4 degree(s) | |
Pixel Size | 0.8 μm | 0.8 μm | Both phones have the same camera pixel size. |
Focus Adjustment | Automatic | Automatic | |
Special Effects | - | HDR, Kaleidoscope | |
Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Portrait, Night, Ultra Night Mode 2.0 | 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 flash | Flash | |
Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 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) | Electronic Image Stabiliser (EIS) | 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 | 8 Megapixel | Both phones have the same second camera resolution. |
---|---|---|---|
Sensor Size (2nd Camera) | 1/4.0" | 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/2.25 | F/2.2 | Xiaomi Redmi Note 9 has better second camera lens aperture than OPPO A9 2020. |
Lens Element Qty (2nd Camera) | - | 5-element | |
Field of View (2nd Camera) | 119 degree(s) | 118 degree(s) | OPPO A9 2020 has larger second camera lens field of view than Xiaomi Redmi Note 9. |
Pixel Size (2nd Camera) | 1.12 μm | 1.2 μm | Xiaomi Redmi Note 9 has larger second camera pixel size than OPPO A9 2020. |
Camera Features (2nd Camera) | - | 5-piece lens |
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. |
Pixel Size (3rd Camera) | 1.75 μm | 1.75 μm | Both phones have the same third camera pixel size. |
Camera Functions (3rd Camera) | - | Macro camera | |
Camera Features (3rd Camera) | - | AF (2cm-10cm) |
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 | |
Pixel Size (4th Camera) | 1.75 μm | 1.75 μm | Both phones have the same pixel size of the fourth camera. |
Camera Functions (4th Camera) | - | Depth camera |
FRONT CAMERA |
---|
Number of Front Cameras | 1 | 1 | |
---|---|---|---|
Sensor Resolution (Front) | 16 Megapixel | 13 Megapixel | OPPO A9 2020 has better front camera resolution than Xiaomi Redmi Note 9. |
Sensor Size (Front) | 1/3.1" | 1/3.06" | OPPO A9 2020 has better front camera sensor size than Xiaomi Redmi Note 9. |
Lens Aperture (Front) | F/2.0 | F/2.25 | OPPO A9 2020 has better front lens aperture than OPPO A9 2020. |
Lens Element Qty (Front) | - | 5-element | |
Field of View (Front) | - | 74 degree(s) | |
Pixel Size (Front) | 1 μm | 1.12 μm | Xiaomi Redmi Note 9 has larger front camera pixel size than OPPO A9 2020. |
Special Effects (Front) | - | HDR | |
Camera Modes (Front) | AI Beauty | 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 | |
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 |
BATTERY AND CHARGING | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
Battery Capacity (Battery Size) | 5000 mAh | 5020 mAh | Xiaomi Redmi Note 9 has larger battery capacity than OPPO A9 2020. |
---|---|---|---|
Standby Time | 450 hours | - | |
Talk Time | 2700 minutes | 1980 minutes | OPPO A9 2020 has longer battery life when making calls than Xiaomi Redmi Note 9. |
Run Time Details | Standby: up to 450 hrs Talk: up to 2700 min |
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 | OPPO A9 2020 | 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 | ColorOS 6.0.1 (based on Android 9) | - | |
Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
COMMUNICATIONS | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-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 6, Band 8, Band 19 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 800, 900, 800 | 2100, 1900, 1700, 850, 900 | |
4G LTE Band | 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 | 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 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, 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 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 | |
NFC | Yes | - | OPPO A9 2020 has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | - |
MEDIA | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
Supported Digital Audio Standards | - | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) | |
---|---|---|---|
Supported Digital Video Standards | - | MKV, XviD, M4V, MP4 | |
Sound Enhancements | Dolby Atmos sound technology, Hi-Res audio | - | |
Audio Amplifier | - | Smart PA |
FEATURES | OPPO A9 2020 | 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, gyro sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, infrared (IR) sensor | |
Security Devices | Face recognition | Face recognition, fingerprint reader | |
Additional Phone Features | Multitasking, Game Boost 2.0 | Infrared remote control, HyperEngine technology |
OTHERS | OPPO A9 2020 | Xiaomi Redmi Note 9 |
---|
Included Accessories | Headphones, power adapter, SIM card removal tool, cover, USB-C cable, screen protector (pre-applied) | Protective cover, power adapter, SIM card removal tool, USB-C cable | |
---|---|---|---|
Compliant Standards | - | TUV Rheinland Low Blue Light Certification |