OnePlus 3 vs. Xiaomi MI Mix 3

Phone Comparison, Reviews and Tests

Detailed comparison and review of OnePlus 3 and Xiaomi MI Mix 3. 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.

Phone Specifications Comparison

OnePlus 3 vs. Xiaomi MI Mix 3 Comparison Chart
DESIGN AND DIMENSIONS OnePlus 3 Xiaomi MI Mix 3
Product Type Smartphone Smartphone
Form Factor Touch Touch slider
Height 152.7 mm 157.89 mm Xiaomi MI Mix 3 has greater height than OnePlus 3.
Width 74.7 mm 74.69 mm OnePlus 3 has greater width than Xiaomi MI Mix 3.
Depth 7.4 mm 8.46 mm OnePlus 3 is narrower than OnePlus 3.
Weight 158 g 218 g OnePlus 3 is lighter than OnePlus 3.
Body Colour - Sapphire blue | Jade green
Body Material Anodised aluminium -
Waterproof (Water-resistant) - -
SAR Value 0.645 W/kg (body), 0.995 W/kg (head) 1.568 W/kg (body), 1.448 W/kg (head)
Connector Type Headset jack - mini-phone 3.5mm
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 OnePlus 3 Xiaomi MI Mix 3
Display Type OLED display OLED display
Display Technology Optic AMOLED AMOLED
Screen Size (Display Size) 5.5" 6.39" Xiaomi MI Mix 3 has larger screen size than OnePlus 3.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2340 x 1080 pixels Xiaomi MI Mix 3 has better screen resolution than OnePlus 3.
Display Format Full HD Full HD+
Pixel Density 401 ppi 403 ppi Xiaomi MI Mix 3 has better pixel density than OnePlus 3.
Aspect Ratio - 19.5:9
Max Brightness - 600 cd/m²
Colour Depth 16.7 million colours -
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
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) -
PROCESSOR OnePlus 3 Xiaomi MI Mix 3
Processor Type (CPU) Qualcomm Snapdragon 820 Qualcomm Snapdragon 845 AIE
Processor Number MSM8996 -
Clock Speed 2.15 GHz 2.8 GHz Xiaomi MI Mix 3 has higher clock speed than OnePlus 3.
Processor Core Qty Quad-core -
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 530 Qualcomm ADRENO 630
MEMORY OnePlus 3 Xiaomi MI Mix 3
RAM 6 GB LPDDR4X SDRAM - 6 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Xiaomi MI Mix 3 has more internal memory than OnePlus 3.
CAMERA OnePlus 3 Xiaomi MI Mix 3
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 12 Megapixel OnePlus 3 has better camera resolution than Xiaomi MI Mix 3.
Sensor Name Sony Exmor RS IMX298 sensor Sony Exmor RS IMX363 sensor
Lens Type - Wide-angle lens
Lens Aperture F/2.0 F/1.8 Xiaomi MI Mix 3 has better lens aperture than OnePlus 3.
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) 4-axis OIS (Optical Image Stabilisation) Both phones have optical image stabilization.
Focus Adjustment Automatic Automatic
Special Effects HDR HDR
HDR Mode Auto HDR mode -
Camera Modes Panorama Panorama, AI Beautify, Nightscape capture mode
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
Light Source LED light LED light
Video Resolutions 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps 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
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), geotagging 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
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Sensor Name (2nd Camera) - Samsung S5K3M3+
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 8 Megapixel 24 Megapixel Xiaomi MI Mix 3 has better front camera resolution than OnePlus 3.
Sensor Name (Front) Sony Exmor R IMX179 sensor Sony Exmor RS IMX576 sensor
Lens Aperture (Front) F/2.0 -
Focus Adjustment Focus free -
Special Effects (Front) - Magic mirror
HDR Mode (Front) - Auto HDR mode
Camera Modes (Front) - Bokeh Mode, AI makeup
Face Recognition (Face ID) - Face recognition Xiaomi MI Mix 3 has face detection.
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
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) - 2 Megapixel
Sensor Name (2nd Front) - OC0A10
BATTERY AND CHARGING OnePlus 3 Xiaomi MI Mix 3
Battery Capacity (Battery Size) 3000 mAh 3200 mAh Xiaomi MI Mix 3 has larger battery capacity than OnePlus 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
Battery Technology Lithium Ion -
CELLULAR OnePlus 3 Xiaomi MI Mix 3
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 6.0.1) -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS OnePlus 3 Xiaomi MI Mix 3
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE, FDD-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, 1900 CDMA2000 1X
3G UMTS Band - Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 9, Band 19
3G UMTS Frequency - 2100, 1900, 1800, 1700, 850, 800, 900, 1700, 800
4G LTE Band Band 1, Band 2, Band 4, Band 5, Band 7, Band 12, Band 17, Band 30 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
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 700a, FDD 700b, FDD 2300 WCS 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
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 -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA OnePlus 3 Xiaomi MI Mix 3
Supported Digital Audio Standards WAV, WMA, MP3, FLAC, eAAC+ WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB
Supported Digital Video Standards XviD, MPEG-4, DivX, H.265 MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP
Sound Enhancements Dirac sound technologies -
FEATURES OnePlus 3 Xiaomi MI Mix 3
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, gyro sensor, vibration sensor, ultrasonic distance sensor
Security Devices Fingerprint reader Fingerprint reader
Additional Phone Features DLNA Certified, sharing media via DLNA MIMO technology, MU-MIMO technology
OTHERS OnePlus 3 Xiaomi MI Mix 3
Included Accessories Screen protection film, USB cable, power adapter, SIM card removal tool Protective cover, power adapter, SIM card removal tool, USB-C cable, USB-C to 3.5 jack audio cable, Xiaomi wireless charger
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