Detailed comparison and review of Xiaomi MI Mix 3 and OnePlus 7. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch slider | Touch | |
| Height | 157.89 mm | 157.7 mm | Xiaomi MI Mix 3 has greater height than OnePlus 7. |
| Width | 74.69 mm | 74.8 mm | OnePlus 7 has greater width than Xiaomi MI Mix 3. |
| Depth | 8.46 mm | 8.2 mm | OnePlus 7 is narrower than Xiaomi MI Mix 3. |
| Weight | 218 g | 182 g | OnePlus 7 is lighter than Xiaomi MI Mix 3. |
| Body Colour | Sapphire blue | Jade green | Mirror grey | |
| Body Material | - | 3D glass | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.568 W/kg (body), 1.448 W/kg (head) | - | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | AMOLED | Optic AMOLED | |
| Screen Size (Display Size) | 6.39" | 6.41" | OnePlus 7 has larger screen size than Xiaomi MI Mix 3. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 2340 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD+ | - | |
| Pixel Density | 403 ppi | 402 ppi | Xiaomi MI Mix 3 has better pixel density than OnePlus 7. |
| Aspect Ratio | 19.5:9 | 19.5:9 | |
| Max Brightness | 600 cd/m² | - | |
| Contrast Ratio | 60000:1 | - | |
| HDR | Yes | - | Xiaomi MI Mix 3 has HDR. |
| Display Enhancement Technology | Sunlight mode | - | |
| Display Features | Always-on display, Reading mode, Colour temperature adjustment, night mode | 2.5D Glass, Reading mode, night mode, DCI-P3 Wide colour gamut, Video Enhancer | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass (scratch resistant glass) |
| PROCESSOR | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 845 AIE | Snapdragon 855 | |
|---|---|---|---|
| Clock Speed | 2.8 GHz | 2.84 GHz | OnePlus 7 has higher clock speed than Xiaomi MI Mix 3. |
| Processor Core Qty | - | 8-core | |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 630 | Qualcomm ADRENO 640 |
| MEMORY | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | LPDDR4X SDRAM - 6 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 3.0 |
| CAMERA | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | OnePlus 7 has better camera resolution than Xiaomi MI Mix 3. |
| Sensor Name | Sony Exmor RS IMX363 sensor | Sony Exmor RS IMX586 sensor | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/1.7 | OnePlus 7 has better lens aperture than Xiaomi MI Mix 3. |
| Pixel Size | - | 0.8 μm | |
| Optical Image Stabiliser (OIS) | 4-axis OIS (Optical Image Stabilisation) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR | HDR | |
| Camera Modes | Panorama, AI Beautify, Nightscape capture mode | Panorama, Time-lapse mode, Pro mode, night mode, Portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi MI Mix 3 has face detection. |
| Light Source | LED light | Dual LED flash | |
| Video Resolutions | 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, Slo-mo video 1280 x 720 (720p) at 120 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1920 x 1080 (1080p) at 960 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps | |
| Camera Features (Functions) | Dual Pixel Phase Detect Auto-Focus (PDAF), AI scene and object detection, AI Dual camera, AI dynamic bokeh, AI studio lighting, AI Super Resolution, AI special effects | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), RAW image capture, AI scene detection, AI studio lighting |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 5 Megapixel | Xiaomi MI Mix 3 has better second camera resolution than OnePlus 7. |
|---|---|---|---|
| Sensor Name (2nd Camera) | Samsung S5K3M3+ | - | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Pixel Size (2nd Camera) | - | 1.12 μm |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 24 Megapixel | 16 Megapixel | Xiaomi MI Mix 3 has better front camera resolution than OnePlus 7. |
| Sensor Name (Front) | Sony Exmor RS IMX576 sensor | Sony Exmor RX IMX471 sensor | |
| Lens Aperture (Front) | - | F/2.0 | |
| Pixel Size (Front) | - | 1 μm | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Magic mirror | HDR, face retouch | |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Bokeh Mode, AI makeup | Time-lapse mode | |
| Face Recognition (Face ID) | Face recognition | Face recognition | Both phones have face detection. |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | AI portrait mode, Video Beautify, AI scene detection, AI dynamic bokeh, AI studio lighting, AI real-time video background blurring, AI eye light | Electronic Image Stabiliser (EIS) |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | 2 Megapixel | - | |
|---|---|---|---|
| Sensor Name (2nd Front) | OC0A10 | - |
| BATTERY AND CHARGING | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Battery Capacity (Battery Size) | 3200 mAh | 3700 mAh | OnePlus 7 has larger battery capacity than Xiaomi MI Mix 3. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0, Qualcomm Quick Charge 4.0+ | - | Xiaomi MI Mix 3 has fast charging technology. |
| Wireless Charging | Yes | - | Xiaomi MI Mix 3 can be charged wirelessly. |
| Wireless Charging Standards | Qi | - |
| CELLULAR | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | OxygenOS (based on Android Pie) | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, A-GPS, GLONASS, BeiDou, Galileo, SBAS |
| COMMUNICATIONS | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X | |
| 3G UMTS Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 9, Band 19 | Band 1, Band 2, Band 4, Band 5, Band 8, Band 9, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1800, 1700, 850, 800, 900, 1700, 800 | 2100, 1900, 1700, 850, 900, 1700, 800 | |
| 4G LTE Band | 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 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41, Band 66 | 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 28, Band 29, Band 32, Band 34, 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 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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 700 APT, FDD 700d, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 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 | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | WAV, WMA, AAC, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, IMY, EAC3, MID, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology |
| FEATURES | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| 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, digital compass, gyro sensor, vibration sensor, ultrasonic distance sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display), face recognition | |
| Additional Phone Features | MIMO technology, MU-MIMO technology | Face Unlock, Noise Cancellation Technology, MIMO technology, Fast Charging, AI Engine |
| OTHERS | Xiaomi MI Mix 3 | OnePlus 7 |
|---|
| Included Accessories | Protective cover, power adapter, SIM card removal tool, USB-C cable, USB-C to 3.5 jack audio cable, Xiaomi wireless charger | Power adapter, SIM card removal tool, sticker, USB-C cable, screen protector (pre-applied), protective case |
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