In depth comparison and review of OPPO R7s and Xiaomi MI 8. 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 R7s | Xiaomi MI 8 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 151.8 mm | 154.9 mm | Xiaomi MI 8 has greater height than OPPO R7s. |
| Width | 75.4 mm | 74.8 mm | OPPO R7s has greater width than Xiaomi MI 8. |
| Depth | 7 mm | 7.6 mm | OPPO R7s is narrower than OPPO R7s. |
| Weight | 155 g | 175 g | OPPO R7s is lighter than OPPO R7s. |
| Body Colour | Rose gold | Black | Blue | |
| Body Material | - | Glass, 7000 Series aluminium | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.066 W/kg (body), 0.799 W/kg (head) | 1.662 W/kg (body), 0.701 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) | Micro SIM, nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Micro SIM + nano SIM/microSD | - |
| DISPLAY | OPPO R7s | Xiaomi MI 8 |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | AMOLED | AMOLED | |
| Screen Size (Display Size) | 5.5" | 6.21" | Xiaomi MI 8 has larger screen size than OPPO R7s. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2248 x 1080 pixels | Xiaomi MI 8 has better screen resolution than OPPO R7s. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 401 ppi | 402 ppi | Xiaomi MI 8 has better pixel density than OPPO R7s. |
| Aspect Ratio | - | 18.7:9 | |
| Max Brightness | - | 600 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 60000:1 | |
| Display Enhancement Technology | - | Sunlight mode | |
| Display Features | - | Always-on display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | OPPO R7s | Xiaomi MI 8 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 845 | |
|---|---|---|---|
| Clock Speed | 1.5 GHz | 2.8 GHz | Xiaomi MI 8 has higher clock speed than OPPO R7s. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | Xiaomi MI 8 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | Qualcomm ADRENO 630 |
| MEMORY | OPPO R7s | Xiaomi MI 8 |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 6 GB | Xiaomi MI 8 has more RAM than OPPO R7s. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | Xiaomi MI 8 has more internal memory than OPPO R7s. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | - |
| CAMERA | OPPO R7s | Xiaomi MI 8 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | OPPO R7s has better camera resolution than Xiaomi MI 8. |
| Sensor Name | - | Sony Exmor RS IMX363 sensor | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.2 | F/1.8 | Xiaomi MI 8 has better lens aperture than OPPO R7s. |
| Optical Image Stabiliser (OIS) | - | 4-axis OIS (Optical Image Stabilisation) | Xiaomi MI 8 has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Burst mode, Panorama, portrait mode, AR Emoji, AI Beautify | |
| Face Recognition (Face ID) | Face detection | Face recognition | Both phones have face detection. |
| Light Source | LED light | LED flash | |
| 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) | Phase Detect Auto-Focus (PDAF) | Dual Pixel Autofocus technology, AI Dual camera, AI scene detection, AI Beautify, AI dynamic bokeh, AI studio lighting, AI short video editing, AI high-res photos |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 12 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Telephoto lens | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Camera Features (2nd Camera) | - | Portrait lens |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 20 Megapixel | Xiaomi MI 8 has better front camera resolution than OPPO R7s. |
| Lens Aperture (Front) | F/2.4 | - | |
| Special Effects (Front) | - | Mirror | |
| Camera Modes (Front) | - | AR Emoji, AI portrait mode | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi MI 8 has face detection. |
| Camera Features (Front) | - | Self-timer, AI detection of 10 different scenes, 3D Beautify |
| SECOND FRONT CAMERA |
|---|
| Camera Features (2nd Front) | - | Flood Illuminator, Dot Projector |
|---|
| BATTERY AND CHARGING | OPPO R7s | Xiaomi MI 8 |
|---|
| Battery Capacity (Battery Size) | 3070 mAh | 3400 mAh | Xiaomi MI 8 has larger battery capacity than OPPO R7s. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 4.0+ | Xiaomi MI 8 has fast charging technology. |
| Battery Technology | Lithium polymer | - |
| CELLULAR | OPPO R7s | Xiaomi MI 8 |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | ColorOS 2.1 (based on Android 5.1) | Android 8.1 Oreo | |
| User Interface | - | MIUI 9.5 | |
| Payment Technology | - | Android Pay | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | OPPO R7s | Xiaomi MI 8 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 4, Band 7, Band 17 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 34, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1700 - 2110 AWS, FDD 2600, FDD 700b | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, TDD 2000, 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 4.0 | Bluetooth 5.0 | |
| NFC | - | Yes | Xiaomi MI 8 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | OPPO R7s | Xiaomi MI 8 |
|---|
| 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 R7s | Xiaomi MI 8 |
|---|
| 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 | Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, hall sensor, Time of Flight (ToF), infrared (IR) sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Security Technology | - | IR face unlock | |
| Additional Phone Features | Noise Cancellation Technology | Face Unlock, MU-MIMO technology |
| OTHERS | OPPO R7s | Xiaomi MI 8 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, Mi 8 Protective cover |
|---|
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