In depth comparison and review of OPPO R9 and Xiaomi MI Mix 2S. 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 R9 | Xiaomi MI Mix 2S |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 151.8 mm | 150.86 mm | OPPO R9 has greater height than Xiaomi MI Mix 2S. |
| Width | 74.3 mm | 74.9 mm | Xiaomi MI Mix 2S has greater width than OPPO R9. |
| Depth | 6.6 mm | 8.1 mm | OPPO R9 is narrower than OPPO R9. |
| Weight | 145 g | 189 g | OPPO R9 is lighter than OPPO R9. |
| Body Colour | Gold | Black | White | |
| Body Material | - | Ceramic | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.593 W/kg (body), 0.542 W/kg (head) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B 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 (SIM1 and SIM2/MicroSD slots) | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Display Type | - | LCD display | |
|---|---|---|---|
| Display Technology | - | IPS | |
| Screen Size (Display Size) | 5.5" | 5.99" | Xiaomi MI Mix 2S has larger screen size than OPPO R9. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2160 x 1080 pixels | Xiaomi MI Mix 2S has better screen resolution than OPPO R9. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 401 ppi | 403 ppi | Xiaomi MI Mix 2S has better pixel density than OPPO R9. |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| HDR | - | Yes | Xiaomi MI Mix 2S has HDR. |
| Display Enhancement Technology | - | Sunlight mode | |
| Display Features | - | Night Display, Eye protection mode, Colour temperature adjustment | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
| PROCESSOR | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Processor Type (CPU) | MediaTek Helio P10 | Qualcomm Snapdragon 845 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.8 GHz | Xiaomi MI Mix 2S has higher clock speed than OPPO R9. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | Xiaomi MI Mix 2S has 64-bit architecture. |
| Graphics System (GPU) | Mali T860 MP2 | Qualcomm ADRENO 630 |
| MEMORY | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 6 GB | Xiaomi MI Mix 2S has more RAM than OPPO R9. |
|---|---|---|---|
| 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 128 GB | - |
| CAMERA | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | OPPO R9 has better camera resolution than Xiaomi MI Mix 2S. |
| Sensor Name | - | Sony Exmor RS IMX363 sensor | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.2 | F/1.8 | Xiaomi MI Mix 2S has better lens aperture than OPPO R9. |
| Optical Image Stabiliser (OIS) | - | 4-axis OIS (Optical Image Stabilisation) | Xiaomi MI Mix 2S has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Burst mode, Panorama, AI Beautify, Portrait mode with background blurring | |
| Face Recognition (Face ID) | Face detection | Face recognition | Both phones have face detection. |
| Light Source | LED light | LED light | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps | |
| Camera Features (Functions) | - | Dual Pixel Autofocus technology, AI Dual camera, AI scene detection, AI dynamic bokeh, AI Super Resolution, low-light enhancement technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 12 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Telephoto lens | |
| Lens Aperture (2nd Camera) | - | F/2.4 |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 16 Megapixel | 5 Megapixel | OPPO R9 has better front camera resolution than Xiaomi MI Mix 2S. |
| Lens Aperture (Front) | F/2.0 | - | |
| Special Effects (Front) | - | Mirror, HDR | |
| Camera Modes (Front) | - | AI Beautify | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi MI Mix 2S has face detection. |
| Camera Features (Front) | - | Real-time AI bokeh |
| BATTERY AND CHARGING | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Battery Capacity (Battery Size) | 2850 mAh | 3400 mAh | Xiaomi MI Mix 2S has larger battery capacity than OPPO R9. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 3.0 | Xiaomi MI Mix 2S has fast charging technology. |
| Wireless Charging | - | Yes | Xiaomi MI Mix 2S can be charged wirelessly. |
| Wireless Charging Standards | - | Qi | |
| Battery Technology | Lithium polymer | - |
| CELLULAR | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | ColorOS 3.0 (based on Android 5.1) | - | |
| Payment Technology | - | Android Pay | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | |
| 3G UMTS Band | - | Band 1, Band 2, Band 3, Band 5, Band 6, Band 8, Band 9, Band 19 | |
| 3G UMTS Frequency | - | 2100, 1900, 1800, 850, 800, 900, 1700, 800 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 38, Band 39, 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 18, Band 19, Band 20, Band 25, Band 26, Band 27, Band 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, 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 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 800 SMR, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| NFC | - | Yes | Xiaomi MI Mix 2S has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Supported Digital Audio Standards | WAV, MP3, FLAC, eAAC+ | WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, H.264 | MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP |
| FEATURES | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, digital compass, barometer, gyro sensor, hall sensor, vibration sensor, ultrasonic distance sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader | |
| Additional Phone Features | Active noise-cancellation | MIMO technology, MU-MIMO technology |
| OTHERS | OPPO R9 | Xiaomi MI Mix 2S |
|---|
| Included Accessories | Power adapter | Headset, protective cover, power adapter, SIM card removal tool, USB-C cable, USB-C to 3.5 jack audio cable |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
