Xiaomi MI Mix 3 5G vs. Samsung Galaxy A90 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Mix 3 5G and Samsung Galaxy A90 5G. 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.

Phone Specifications Comparison

Xiaomi MI Mix 3 5G vs. Samsung Galaxy A90 5G Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A908B
Form Factor Touch slider Touch
Height 157.89 mm 164.8 mm Samsung Galaxy A90 5G has greater height than Xiaomi MI Mix 3 5G.
Width 74.69 mm 76.4 mm Samsung Galaxy A90 5G has greater width than Xiaomi MI Mix 3 5G.
Depth 8.46 mm 8.4 mm Samsung Galaxy A90 5G is narrower than Xiaomi MI Mix 3 5G.
Weight 225 g 206 g Samsung Galaxy A90 5G is lighter than Xiaomi MI Mix 3 5G.
Body Colour Sapphire blue | Onyx black White | Black
Waterproof (Water-resistant) - -
SAR Value 1.577 W/kg (body), 1.557 W/kg (head) 1.547 W/kg (body), 0.377 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
SIM Card Qty Single-SIM Single-SIM
DISPLAY Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Display Type OLED display OLED display
Display Technology AMOLED Super AMOLED
Screen Size (Display Size) 6.39" 6.7" Samsung Galaxy A90 5G has larger screen size than Xiaomi MI Mix 3 5G.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2400 x 1080 pixels Samsung Galaxy A90 5G has better screen resolution than Xiaomi MI Mix 3 5G.
Display Format Full 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 5G has HDR.
Display Enhancement Technology Sunlight mode -
Display Features Always-on display, Reading mode, Colour temperature adjustment, night mode Edge-to-Edge screen, Infinity U Display
PROCESSOR Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Processor Type (CPU) Qualcomm Snapdragon 855 -
Clock Speed 2.84 GHz 2.8 GHz Xiaomi MI Mix 3 5G has higher clock speed than Samsung Galaxy A90 5G.
Processor Core Qty - 8-core
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 640 -
MEMORY Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
RAM LPDDR4X SDRAM - 6 GB 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.
User Memory - 106.4 GB
Memory Interface UFS 2.1 -
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSDXC - up to 512 GB
CAMERA Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 48 Megapixel Samsung Galaxy A90 5G has better camera resolution than Xiaomi MI Mix 3 5G.
Sensor Name Sony Exmor RS IMX363 sensor -
Lens Type Wide-angle lens -
Lens Aperture F/1.8 F/2.0 Xiaomi MI Mix 3 5G has better lens aperture than Xiaomi MI Mix 3 5G.
Pixel Size 1.4 μm -
Optical Image Stabiliser (OIS) 4-axis OIS (Optical Image Stabilisation) - Xiaomi MI Mix 3 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Digital Zoom - 8x
Special Effects HDR -
Camera Modes Panorama, Nightscape capture mode, Personalized AI Beautify -
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 3 5G has face detection.
Light Source Flash 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 Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) AI scene and object detection, Dual Pixel Autofocus technology, AI Dual camera, 4-in-1 Super Pixel, AI scene detection, AI dynamic bokeh, AI studio lighting, AI Super Resolution, low-light enhancement technology, AI special effects Live Focus, Super steady
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 5 Megapixel Xiaomi MI Mix 3 5G has better second camera resolution than Samsung Galaxy A90 5G.
Sensor Name (2nd Camera) Samsung S5K3M3+ -
Lens Aperture (2nd Camera) - F/2.2
Pixel Size (2nd Camera) 1 μm -
Camera Functions (2nd Camera) - Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) - 8 Megapixel
Lens Type (3rd Camera) - Ultra wide-angle lens
Lens Aperture (3rd Camera) - F/2.2
Field of View (3rd Camera) - 123 degree(s)
FRONT CAMERA
Number of Front Cameras 2 1
Sensor Resolution (Front) 24 Megapixel 32 Megapixel Samsung Galaxy A90 5G has better front camera resolution than Xiaomi MI Mix 3 5G.
Sensor Name (Front) Sony Exmor RS IMX576 sensor -
Lens Aperture (Front) - F/2.0
Pixel Size (Front) 1.8 μm -
Focus Adjustment - Focus free
Special Effects (Front) Magic mirror -
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Bokeh Mode, AI Beautify, AI makeup Selfie focus
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 3 5G has face detection.
Camera Features (Front) AI portrait mode, 4-in-1 Super Pixel technology, 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 -
Pixel Size (2nd Front) 1.75 μm -
BATTERY AND CHARGING Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Battery Capacity (Battery Size) 3800 mAh 4500 mAh Samsung Galaxy A90 5G has larger battery capacity than Xiaomi MI Mix 3 5G.
Fast Charging Technology Qualcomm Quick Charge 4.0+ Samsung Super Fast Charging Both phones have fast charging technology.
Talk Time - 3240 minutes
Run Time Details - Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (wireless video): up to 25 hrs
Playback (wireless audio): up to 101 hrs
Talk (LTE): up to 3240 min
CELLULAR Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 5G Both phones have the same mobile network generation.
Operating System - Google Android
Intelligent Assistant - Bixby
Navigation GPS, GLONASS, BeiDou, Galileo, QZSS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 34, 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 20, Band 26, Band 28, Band 38, 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 800 DD, FDD 700 APT, TDD 2000, 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 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band N78 N78
5G NR Frequency TDD TD 3500 TDD TD 3500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, apt-X HD WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
FEATURES Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
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, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader (under display)
Additional Phone Features MIMO technology, MU-MIMO technology MIMO technology, Samsung KNOX, Samsung DeX support, Bixby Vision, Bixby Routines
OTHERS Xiaomi MI Mix 3 5G Samsung Galaxy A90 5G
Included Accessories Protective cover, power adapter, SIM card removal tool, USB-C cable, USB-C to 3.5 jack audio cable Power adapter
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