CAT S40 vs. Xiaomi MI 8

Phone Comparison, Reviews and Tests

In depth comparison and review of CAT S40 and Xiaomi MI 8. 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

CAT S40 vs. Xiaomi MI 8 Comparison Chart
DESIGN AND DIMENSIONS CAT S40 Xiaomi MI 8
Product Type Smartphone Smartphone
Form Factor Touch - Rugged Touch
Height 144.9 mm 154.9 mm Xiaomi MI 8 has greater height than CAT S40.
Width 74.1 mm 74.8 mm Xiaomi MI 8 has greater width than CAT S40.
Depth 12.5 mm 7.6 mm Xiaomi MI 8 is narrower than CAT S40.
Weight 185 g 175 g Xiaomi MI 8 is lighter than CAT S40.
Body Colour Black Black | Blue
Body Material - Glass, 7000 Series aluminium
Protection Shockproof, dustproof, waterproof -
Waterproof (Water-resistant) Yes - CAT S40 is waterproof.
IP rating IP68 -
SAR Value 0.429 W/kg (body), 0.609 W/kg (head) 1.662 W/kg (body), 0.701 W/kg (head)
Integrated Components FM radio -
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) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY CAT S40 Xiaomi MI 8
Display Type LCD display OLED display
Display Technology IPS AMOLED
Screen Size (Display Size) 4.7" 6.21" Xiaomi MI 8 has larger screen size than CAT S40.
Screen Resolution (Display Resolution) 960 x 540 pixels 2248 x 1080 pixels Xiaomi MI 8 has better screen resolution than CAT S40.
Display Format - Full HD+
Pixel Density - 402 ppi
Aspect Ratio - 18.7:9
Max Brightness - 600 cd/m²
Contrast Ratio - 60000:1
Display Enhancement Technology - Sunlight mode
Display Features - Always-on display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) -
PROCESSOR CAT S40 Xiaomi MI 8
Processor Type (CPU) Qualcomm Snapdragon 210 Qualcomm Snapdragon 845
Processor Number MSM8909 -
Clock Speed 1.1 GHz 2.8 GHz Xiaomi MI 8 has higher clock speed than CAT S40.
Processor Core Qty Quad-core 8-core Xiaomi MI 8 has higher processor core quantity than CAT S40.
64-bit Architecture - Yes Xiaomi MI 8 has 64-bit architecture.
Graphics System (GPU) - Qualcomm ADRENO 630
MEMORY CAT S40 Xiaomi MI 8
RAM 1 GB LPDDR4X SDRAM - 6 GB Xiaomi MI 8 has more RAM than CAT S40.
Internal Memory Size (Storage Capacity) 16 GB 64 GB Xiaomi MI 8 has more internal memory than CAT S40.
Supported Flash Memory Cards (Expandable Memory) microSDHC - up to 64 GB -
CAMERA CAT S40 Xiaomi MI 8
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 8 Megapixel 12 Megapixel Xiaomi MI 8 has better camera resolution than CAT S40.
Sensor Name - Sony Exmor RS IMX363 sensor
Lens Type - Wide-angle lens
Lens Aperture - F/1.8
Optical Image Stabiliser (OIS) - 4-axis OIS (Optical Image Stabilisation) Xiaomi MI 8 has optical stabilisation.
Focus Adjustment Automatic Automatic
Special Effects - HDR
Camera Modes - Burst mode, Panorama, portrait mode, AR Emoji, AI Beautify
Face Recognition (Face ID) - Face recognition Xiaomi MI 8 has face detection.
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps
Camera Features (Functions) - Dual Pixel Autofocus technology, AI Dual camera, AI scene detection, AI Beautify, AI dynamic bokeh, AI studio lighting, AI short video editing, AI high-res photos
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Telephoto lens
Lens Aperture (2nd Camera) - F/2.4
Camera Features (2nd Camera) - Portrait lens
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 2 Megapixel 20 Megapixel Xiaomi MI 8 has better front camera resolution than CAT S40.
Special Effects (Front) - Mirror
Camera Modes (Front) - AR Emoji, AI portrait mode
Face Recognition (Face ID) - Face recognition Xiaomi MI 8 has face detection.
Camera Features (Front) - Self-timer, AI detection of 10 different scenes, 3D Beautify
SECOND FRONT CAMERA
Camera Features (2nd Front) - Flood Illuminator, Dot Projector
BATTERY AND CHARGING CAT S40 Xiaomi MI 8
Battery Capacity (Battery Size) 3000 mAh 3400 mAh Xiaomi MI 8 has larger battery capacity than CAT S40.
Fast Charging Technology - Qualcomm Quick Charge 4.0+ Xiaomi MI 8 has fast charging technology.
Standby Time 936 hours -
Talk Time 1080 minutes -
Run Time Details Talk: up to 1080 min
Standby: up to 936 hrs
-
Battery Technology Lithium Ion -
CELLULAR CAT S40 Xiaomi MI 8
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 Android 5.1 (Lollipop) Android 8.1 Oreo
User Interface - MIUI 9.5
Payment Technology - Android Pay
Navigation GPS, A-GPS, GLONASS GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS CAT S40 Xiaomi MI 8
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, 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 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 7, Band 8, Band 20 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 34, Band 38, Band 39, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA CAT S40 Xiaomi MI 8
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, AAC +, OGG, eAAC+, MKA, MIDI 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 MPEG-4, H.264, H.263, VP8, VP9, H.265 MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP
FEATURES CAT S40 Xiaomi MI 8
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, ambient light sensor, proximity sensor, digital compass Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, hall sensor, Time of Flight (ToF), infrared (IR) sensor
Security Devices - Face recognition, fingerprint reader
Security Technology - IR face unlock
Additional Phone Features TTY compatible, E-911 compliant, Face Unlock, Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation Face Unlock, MU-MIMO technology
OTHERS CAT S40 Xiaomi MI 8
Included Accessories Power adapter Power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, Mi 8 Protective cover
Compliant Standards MIL-STD 810G, IP68 -
Max Operating Temperature 55 °C -
Min Operating Temperature -25 °C -
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