Samsung Galaxy J7 Duo vs. Xiaomi MI Mix 3

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy J7 Duo and Xiaomi MI Mix 3. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Samsung Galaxy J7 Duo vs. Xiaomi MI Mix 3 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J7 Duo Xiaomi MI Mix 3
Product Type Smartphone Smartphone
Manufacturer Model Number SM-J720F -
Form Factor Touch Touch slider
Height 153.5 mm 157.89 mm Xiaomi MI Mix 3 has greater height than Samsung Galaxy J7 Duo.
Width 77.2 mm 74.69 mm Samsung Galaxy J7 Duo has greater width than Xiaomi MI Mix 3.
Depth 8.2 mm 8.46 mm Samsung Galaxy J7 Duo is narrower than Samsung Galaxy J7 Duo.
Weight 174 g 218 g Samsung Galaxy J7 Duo is lighter than Samsung Galaxy J7 Duo.
Body Colour Black Sapphire blue | Jade green
Waterproof (Water-resistant) - -
SAR Value 1.397 W/kg (body), 0.543 W/kg (head) 1.568 W/kg (body), 1.448 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
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy J7 Duo Xiaomi MI Mix 3
Display Type OLED display OLED display
Display Technology HD Super AMOLED AMOLED
Screen Size (Display Size) 5.5" 6.39" Xiaomi MI Mix 3 has larger screen size than Samsung Galaxy J7 Duo.
Screen Resolution (Display Resolution) 1280 x 720 pixels 2340 x 1080 pixels Xiaomi MI Mix 3 has better screen resolution than Samsung Galaxy J7 Duo.
Display Format HD Full HD+
Pixel Density - 403 ppi
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
PROCESSOR Samsung Galaxy J7 Duo Xiaomi MI Mix 3
Processor Type (CPU) - Qualcomm Snapdragon 845 AIE
Clock Speed 1.6 GHz 2.8 GHz Xiaomi MI Mix 3 has higher clock speed than Samsung Galaxy J7 Duo.
Processor Core Qty 8-core -
64-bit Architecture - Yes Xiaomi MI Mix 3 has 64-bit architecture.
Graphics System (GPU) - Qualcomm ADRENO 630
MEMORY Samsung Galaxy J7 Duo Xiaomi MI Mix 3
RAM 3 GB LPDDR4X SDRAM - 6 GB Xiaomi MI Mix 3 has more RAM than Samsung Galaxy J7 Duo.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Xiaomi MI Mix 3 has more internal memory than Samsung Galaxy J7 Duo.
User Memory 21.9 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB -
CAMERA Samsung Galaxy J7 Duo Xiaomi MI Mix 3
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 13 Megapixel 12 Megapixel Samsung Galaxy J7 Duo has better camera resolution than Xiaomi MI Mix 3.
Sensor Name - Sony Exmor RS IMX363 sensor
Lens Type - Wide-angle lens
Lens Aperture F/1.9 F/1.8 Xiaomi MI Mix 3 has better lens aperture than Samsung Galaxy J7 Duo.
Optical Image Stabiliser (OIS) - 4-axis OIS (Optical Image Stabilisation) Xiaomi MI Mix 3 has optical stabilisation.
Focus Adjustment Automatic Automatic
Special Effects - HDR
Camera Modes - Panorama, AI Beautify, Nightscape capture mode
Face Recognition (Face ID) - Face recognition Xiaomi MI Mix 3 has face detection.
Light Source LED flash LED light
Video Resolutions 1920 x 1080 (1080p) at 30 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) - 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) 5 Megapixel 12 Megapixel Xiaomi MI Mix 3 has better second camera resolution than Samsung Galaxy J7 Duo.
Sensor Name (2nd Camera) - Samsung S5K3M3+
Lens Aperture (2nd Camera) F/1.9 -
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 Samsung Galaxy J7 Duo.
Sensor Name (Front) - Sony Exmor RS IMX576 sensor
Lens Aperture (Front) F/1.9 -
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.
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 Samsung Galaxy J7 Duo Xiaomi MI Mix 3
Battery Capacity (Battery Size) 3000 mAh 3200 mAh Xiaomi MI Mix 3 has larger battery capacity than Samsung Galaxy J7 Duo.
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
Talk Time 1200 minutes -
Run Time Details Active online usage (WCDMA): up to 11 hrs
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (video): up to 17 hrs
Playback (audio): up to 66 hrs
Talk (WCDMA): up to 1200 min
-
CELLULAR Samsung Galaxy J7 Duo Xiaomi MI Mix 3
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 Google Android -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Samsung Galaxy J7 Duo Xiaomi MI Mix 3
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 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 9, Band 19
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1800, 1700, 850, 800, 900, 1700, 800
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, 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 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, 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 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, ANT+/ANT IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC - Yes Xiaomi MI Mix 3 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J7 Duo Xiaomi MI Mix 3
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP
FEATURES Samsung Galaxy J7 Duo Xiaomi MI Mix 3
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, proximity sensor Accelerometer, ambient light sensor, digital compass, gyro sensor, vibration sensor, ultrasonic distance sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader
Additional Phone Features - MIMO technology, MU-MIMO technology
OTHERS Samsung Galaxy J7 Duo Xiaomi MI Mix 3
Included Accessories Power adapter 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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