Xiaomi MI Mix 3 5G vs. CAT S42

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Mix 3 5G and CAT S42. 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. CAT S42 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Mix 3 5G CAT S42
Product Type Smartphone Smartphone
Form Factor Touch slider Touch - Rugged
Height 157.89 mm 161.3 mm CAT S42 has greater height than Xiaomi MI Mix 3 5G.
Width 74.69 mm 77.2 mm CAT S42 has greater width than Xiaomi MI Mix 3 5G.
Depth 8.46 mm 12.7 mm Xiaomi MI Mix 3 5G is narrower than Xiaomi MI Mix 3 5G.
Weight 225 g 220 g CAT S42 is lighter than Xiaomi MI Mix 3 5G.
Body Colour Sapphire blue | Onyx black -
Protection - Shockproof, dustproof, splashproof, waterproof, sandproof, dirtproof, drop-proof
Waterproof (Water-resistant) - Yes CAT S42 is waterproof.
IP rating - IP68, IP69
SAR Value 1.577 W/kg (body), 1.557 W/kg (head) 0.947 W/kg (head), 1.206 W/kg (body), 2.029 W/kg (limb)
Integrated Components - FM radio
Connector Type USB Type-C - 24 pin USB-C USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) - Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Xiaomi MI Mix 3 5G CAT S42
Display Type OLED display LCD display
Display Technology AMOLED IPS
Screen Size (Display Size) 6.39" 5.5" Xiaomi MI Mix 3 5G has larger screen size than CAT S42.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 1440 x 720 pixels Xiaomi MI Mix 3 5G has better screen resolution than CAT S42.
Display Format Full HD+ HD+
Pixel Density 403 ppi -
Aspect Ratio 19.5:9 18:9
Max Brightness 600 cd/m² -
Contrast Ratio 60000:1 -
HDR Yes - Xiaomi MI Mix 3 5G has HDR.
Display Enhancement Technology Sunlight mode Super Bright Display
Display Features Always-on display, Reading mode, Colour temperature adjustment, night mode -
Display Protection (Screen Protector) - Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR Xiaomi MI Mix 3 5G CAT S42
Processor Type (CPU) Qualcomm Snapdragon 855 MediaTek Helio A20
Clock Speed 2.84 GHz -
Processor Core Qty - Quad-core
64-bit Architecture Yes - Xiaomi MI Mix 3 5G has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 640 -
MEMORY Xiaomi MI Mix 3 5G CAT S42
RAM LPDDR4X SDRAM - 6 GB 3 GB Xiaomi MI Mix 3 5G has more RAM than CAT S42.
Internal Memory Size (Storage Capacity) 128 GB 32 GB Xiaomi MI Mix 3 5G has more internal memory than CAT S42.
Memory Interface UFS 2.1 -
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSDXC - up to 128 GB
CAMERA Xiaomi MI Mix 3 5G CAT S42
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 12 Megapixel 13 Megapixel CAT S42 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
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 -
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 Phase Detect Auto-Focus (PDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel -
Sensor Name (2nd Camera) Samsung S5K3M3+ -
Pixel Size (2nd Camera) 1 μm -
FRONT CAMERA
Number of Front Cameras 2 1
Sensor Resolution (Front) 24 Megapixel 5 Megapixel Xiaomi MI Mix 3 5G has better front camera resolution than CAT S42.
Sensor Name (Front) Sony Exmor RS IMX576 sensor -
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 -
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 CAT S42
Battery Capacity (Battery Size) 3800 mAh 4200 mAh CAT S42 has larger battery capacity than Xiaomi MI Mix 3 5G.
Fast Charging Technology Qualcomm Quick Charge 4.0+ - Xiaomi MI Mix 3 5G has fast charging technology.
Battery Technology - Lithium Ion
CELLULAR Xiaomi MI Mix 3 5G CAT S42
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 4G Xiaomi MI Mix 3 5G has more advanced generation mobile network.
Operating System - Android 10
Payment Technology - Android Pay
Navigation GPS, GLONASS, BeiDou, Galileo, QZSS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Xiaomi MI Mix 3 5G CAT S42
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE
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 20, Band 28
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 800 DD, FDD 700 APT
5G NR Band N78 -
5G NR Frequency TDD TD 3500 -
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 5G CAT S42
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 -
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP -
FEATURES Xiaomi MI Mix 3 5G CAT S42
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
Security Devices Face recognition, fingerprint reader -
Additional Phone Features MIMO technology, MU-MIMO technology Wet Touchscreen Operation, Glove Touchscreen Operation
OTHERS Xiaomi MI Mix 3 5G CAT S42
Included Accessories Protective cover, power adapter, SIM card removal tool, USB-C cable, USB-C to 3.5 jack audio cable Power adapter
Compliant Standards - MIL-STD 810G, IP68, IP69
Max Depth of Water Resistance - 1.5 m
Max Height of Shock Resistance - 1.8 m
Max Operating Temperature - 55 °C
Min Operating Temperature - -25 °C
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