CAT S42 vs. Microsoft Surface Duo 2

Phone Comparison, Reviews and Tests

In depth comparison and review of CAT S42 and Microsoft Surface Duo 2. 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 S42 vs. Microsoft Surface Duo 2 Comparison Chart
DESIGN AND DIMENSIONS CAT S42 Microsoft Surface Duo 2
Product Type Smartphone Smartphone
Form Factor Touch - Rugged Folder - dual screen
Height 161.3 mm 145.2 mm CAT S42 has greater height than Microsoft Surface Duo 2.
Width 77.2 mm 92.1 mm Microsoft Surface Duo 2 has greater width than CAT S42.
Depth 12.7 mm 11 mm Microsoft Surface Duo 2 is narrower than CAT S42.
Weight 220 g 284 g CAT S42 is lighter than CAT S42.
Dimensions Details - Unfolded - 184.5 mm x 5.5 mm x 145.2 mm
Body Colour - Glacier | Obsidian
Body Material - Corning Gorilla Glass
Protection Shockproof, dustproof, splashproof, waterproof, sandproof, dirtproof, drop-proof -
Waterproof (Water-resistant) Yes - CAT S42 is waterproof.
IP rating IP68, IP69 -
Repairability Index - 3.9 (out of 10)
SAR Value 0.947 W/kg (head), 1.206 W/kg (body), 2.029 W/kg (limb) 0.726 W/kg (head), 1.478 W/kg (body)
Integrated Components FM radio -
Connector Type USB
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY CAT S42 Microsoft Surface Duo 2
Display Type LCD display OLED display
Display Technology IPS AMOLED
Foldable Display - Yes
Display Design - Both directions folding
Screen Size (Display Size) 5.5" 5.8" Microsoft Surface Duo 2 has larger screen size than CAT S42.
Screen Resolution (Display Resolution) 1440 x 720 pixels 1344 x 1892 pixels Microsoft Surface Duo 2 has better screen resolution than CAT S42.
Display Format HD+ -
Pixel Density - 401 ppi
Aspect Ratio 18:9 13:9
Max Brightness - 800 cd/m²
HDR - Yes Microsoft Surface Duo 2 has HDR.
Display Enhancement Technology Super Bright Display -
Display Refresh Rate - 90 Hz
Display Features - DCI-P3 Wide colour gamut, 100% sRGB, Dual PixelSense Fusion Displays
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Corning Gorilla Glass Victus (scratch resistant glass)
SECOND DISPLAY
Second Display Type - OLED display - colour
Second Display Screen Size - 5.8"
Second Display Resolution - 1344 x 1892 pixels
UNFOLDED DISPLAY
Unfolded Display Screen Size - 8.3 in
Unfolded Display Resolution - 2688 x 1892 pixels
PROCESSOR CAT S42 Microsoft Surface Duo 2
Processor Type (CPU) MediaTek Helio A20 Qualcomm Snapdragon 888 5G
Processor Core Qty Quad-core 8-core Microsoft Surface Duo 2 has higher processor core quantity than CAT S42.
MEMORY CAT S42 Microsoft Surface Duo 2
RAM 3 GB LPDDR5 SDRAM - 8 GB Microsoft Surface Duo 2 has more RAM than CAT S42.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Microsoft Surface Duo 2 has more internal memory than CAT S42.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB -
CAMERA CAT S42 Microsoft Surface Duo 2
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 13 Megapixel 12 Megapixel CAT S42 has better camera resolution than Microsoft Surface Duo 2.
Lens Aperture F/2.0 F/1.7 Microsoft Surface Duo 2 has better lens aperture than CAT S42.
Pixel Size - 1.4 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Microsoft Surface Duo 2 has optical stabilisation.
Focus Adjustment Automatic -
Digital Zoom - 10x
Special Effects - HDR
Camera Modes - Night mode, Auto mode, low-light shots, Panorama mode with wide dynamic range, slow motion video at 120 or 240fps
Light Source LED flash Dual LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF) Dual Pixel Phase Detect Auto-Focus (PDAF), Smooth Zoom, HEVC (High Efficiency Video coding), HDR video recording, multi-frame photo capture, dynamic range scene detection
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Telephoto lens
Lens Aperture (2nd Camera) - F/2.4
Pixel Size (2nd Camera) - 1 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Microsoft Surface Duo 2 has optical stabilisation of the second camera.
Optical Zoom - 2x
Camera Features (2nd Camera) - Phase Detect Auto-Focus (PDAF)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 16 Megapixel
Lens Type (3rd Camera) - Ultra wide-angle lens
Lens Aperture (3rd Camera) - F/2.2
Field of View (3rd Camera) - 110 degree(s)
Pixel Size (3rd Camera) - 1 μm
Camera Features (3rd Camera) - Field of view, distortion correction
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 12 Megapixel Microsoft Surface Duo 2 has better front camera resolution than CAT S42.
Lens Aperture (Front) - F/2.0
Pixel Size (Front) - 1 μm
Focus Adjustment Focus free -
BATTERY AND CHARGING CAT S42 Microsoft Surface Duo 2
Battery Capacity (Battery Size) 4200 mAh 4449 mAh Microsoft Surface Duo 2 has larger battery capacity than CAT S42.
Talk Time - 1680 minutes
Run Time Details - Talk: up to 1680 min
Playback (local video): up to 15.5 hrs
Battery Technology Lithium Ion -
CELLULAR CAT S42 Microsoft Surface Duo 2
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Microsoft Surface Duo 2 has more advanced generation mobile network.
Operating System Android 10 Android 11
Intelligent Assistant - Google Assistant
Payment Technology Android Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS CAT S42 Microsoft Surface Duo 2
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE GPRS, FDD-LTE, TDD-LTE, Gigabit LTE, LAA, 5G NR FR1
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 Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 14, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, Band 48, Band 66, Band 71
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 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700 PS, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600
5G NR Band - N1, n2, n3, n5, n7, n20, n28, n38, n41, n66, n71, n77, n78, n79, n25
5G NR Frequency - FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, TDD TD 4500, FDD 1900
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11ax
Bluetooth Bluetooth 5.0 Bluetooth 5.1
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA CAT S42 Microsoft Surface Duo 2
Supported Digital Audio Standards - WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTX, OTA, MID, TWS, RTTL
Supported Digital Video Standards - MKV, FLV, AVI, MOV, MPEG-4, WMV, ASF, 3GP, H.264, TS, M2TS, WebM, HEVC, 3G2, HEIF, H.265 HEVC, HEIC
Sound Enhancements - Qualcomm aptX HD audio, Qualcomm aptX Classic
FEATURES CAT S42 Microsoft Surface Duo 2
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, proximity sensor, digital compass Hall sensor, Time of Flight (ToF), dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor, dual proximity sensor
Security Devices - Fingerprint reader (side)
Additional Phone Features Wet Touchscreen Operation, Glove Touchscreen Operation MIMO technology, Fast Charging, dual battery, Full Duplex communication, dual microphones with AI-based noise suppression and acoustic echo cancellation
OTHERS CAT S42 Microsoft Surface Duo 2
Included Accessories Power adapter SIM card removal tool, USB-C headset, Surface Duo 2 USB-C cable
Compliant Standards MIL-STD 810G, IP68, IP69 HEARING AID M4/T3
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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