CAT S40 vs. Xiaomi MI A3

Phone Comparison, Reviews and Tests

In depth comparison and review of CAT S40 and Xiaomi MI A3. 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 A3 Comparison Chart
DESIGN AND DIMENSIONS CAT S40 Xiaomi MI A3
Product Type Smartphone Smartphone
Form Factor Touch - Rugged Touch
Height 144.9 mm 153.48 mm Xiaomi MI A3 has greater height than CAT S40.
Width 74.1 mm 71.85 mm CAT S40 has greater width than Xiaomi MI A3.
Depth 12.5 mm 8.475 mm Xiaomi MI A3 is narrower than CAT S40.
Weight 185 g 173.8 g Xiaomi MI A3 is lighter than CAT S40.
Body Colour Black Kind of grey
Body Material - Corning Gorilla Glass 5
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) 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 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
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY CAT S40 Xiaomi MI A3
Display Type LCD display OLED display
Display Technology IPS AMOLED
Screen Size (Display Size) 4.7" 6.088" Xiaomi MI A3 has larger screen size than CAT S40.
Screen Resolution (Display Resolution) 960 x 540 pixels 1560 x 720 pixels Xiaomi MI A3 has better screen resolution than CAT S40.
Display Format - HD+
Aspect Ratio - 19.5:9
Contrast Ratio - 60000:1
Display Features - 2.5D Glass, Dot Drop display
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR CAT S40 Xiaomi MI A3
Processor Type (CPU) Qualcomm Snapdragon 210 Qualcomm Snapdragon 665
Processor Number MSM8909 -
Clock Speed 1.1 GHz 2 GHz Xiaomi MI A3 has higher clock speed than CAT S40.
Processor Core Qty Quad-core 8-core Xiaomi MI A3 has higher processor core quantity than CAT S40.
Graphics System (GPU) - Qualcomm ADRENO 610
MEMORY CAT S40 Xiaomi MI A3
RAM 1 GB LPDDR4X SDRAM - 4 GB Xiaomi MI A3 has more RAM than CAT S40.
Internal Memory Size (Storage Capacity) 16 GB 64 GB Xiaomi MI A3 has more internal memory than CAT S40.
Supported Flash Memory Cards (Expandable Memory) microSDHC - up to 64 GB Up to 256 GB
CAMERA CAT S40 Xiaomi MI A3
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 8 Megapixel 48 Megapixel Xiaomi MI A3 has better camera resolution than CAT S40.
Sensor Size - 1/2"
Lens Aperture - F/1.79
Lens Construction - 6-element
Pixel Size - 1.6 μm
Focus Adjustment Automatic Automatic
Camera Modes - AI portrait mode
Light Source LED light Flash
Video Resolutions 1920 x 1080 (1080p) 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
Camera Features (Functions) - Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), 4-in-1 Super Pixel, AI scene detection, AI Triple camera, 27 different scenes
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 118 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Camera Functions (3rd Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 2 Megapixel 32 Megapixel Xiaomi MI A3 has better front camera resolution than CAT S40.
Lens Aperture (Front) - F/2.0
Lens Element Qty (Front) - 5-element
Field of View (Front) - 79 degree(s)
Pixel Size (Front) - 1.6 μm
Focus Adjustment - Focus free
Camera Modes (Front) - Selfie panorama, AI portrait mode, AI Beautify
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) - 4-in-1 Super Pixel technology, AI scene detection, 12 different scenes, AI Selfie, Palm shutter, AI face unlock
BATTERY AND CHARGING CAT S40 Xiaomi MI A3
Battery Capacity (Battery Size) 3000 mAh 4030 mAh Xiaomi MI A3 has larger battery capacity than CAT S40.
Fast Charging Technology - Qualcomm Quick Charge 3.0 Xiaomi MI A3 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 A3
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 5.1 (Lollipop) -
Intelligent Assistant - Google Assistant
Navigation GPS, A-GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS CAT S40 Xiaomi MI A3
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, 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
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 20, Band 28, Band 38, Band 40
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 800 DD, FDD 700 APT, TDD 2600, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n Infrared (IrDA), IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.0 Bluetooth 5.0
NFC Yes - CAT S40 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA CAT S40 Xiaomi MI A3
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, AAC +, OGG, eAAC+, MKA, MIDI WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB
Supported Digital Video Standards MPEG-4, H.264, H.263, VP8, VP9, H.265 MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4
FEATURES CAT S40 Xiaomi MI A3
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, gyro sensor, vibration sensor
Security Devices - Fingerprint reader (under display)
Additional Phone Features TTY compatible, E-911 compliant, Face Unlock, Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation AI face unlock
OTHERS CAT S40 Xiaomi MI A3
Included Accessories Power adapter Power adapter, SIM card removal tool, USB-C cable, soft case
Compliant Standards MIL-STD 810G, IP68 -
Max Operating Temperature 55 °C -
Min Operating Temperature -25 °C -
Other projects: