In depth comparison and review of CAT S61 and Microsoft Surface Duo. 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.
DESIGN AND DIMENSIONS | CAT S61 | Microsoft Surface Duo |
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Product Type | Smartphone | Smartphone | |
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Form Factor | Touch - Rugged | Folder - dual screen | |
Height | 163 mm | 145.2 mm | CAT S61 has greater height than Microsoft Surface Duo. |
Width | 78 mm | 93.3 mm | Microsoft Surface Duo has greater width than CAT S61. |
Depth | 13 mm | 9.9 mm | Microsoft Surface Duo is narrower than CAT S61. |
Weight | 250 g | 250 g | Both phones are the same weight. |
Dimensions Details | - | Unfolded - 186.9 mm x 4.8 mm x 145.2 mm | |
Body Colour | - | Glacier | |
Body Material | Aluminium reinforced die-cast frame | - | |
Protection | Dustproof, waterproof, sandproof, thermal protection, dirtproof, drop-proof, vibration-resistant, salt mist protection, pressure resistant | - | |
Waterproof (Water-resistant) | Yes | - | CAT S61 is waterproof. |
IP rating | IP68, IP69 | - | |
SAR Value | 1.594 W/kg (body), 0.416 W/kg (head) | 0.726 W/kg (head), 1.478 W/kg (body) | |
Integrated Components | FM radio | - | |
Connector Type | USB Type-C - 24 pin USB-C 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 S61 | Microsoft Surface Duo |
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Display Type | LCD display | OLED display | |
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Display Technology | IPS | AMOLED | |
Foldable Display | - | Yes | |
Display Design | - | Both directions folding | |
Screen Size (Display Size) | 5.2" | 5.6" | Microsoft Surface Duo has larger screen size than CAT S61. |
Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1800 x 1350 pixels | Microsoft Surface Duo has better screen resolution than CAT S61. |
Display Format | Full HD | - | |
Pixel Density | - | 401 ppi | |
Aspect Ratio | - | 4:3 | |
Display Enhancement Technology | Super Bright Display | - | |
Display Features | - | PixelSense Fusion Displays | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass (scratch resistant glass) |
SECOND DISPLAY |
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Second Display Type | - | OLED display - colour | |
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Second Display Screen Size | - | 5.6" | |
Second Display Resolution | - | 1800 x 1350 pixels |
UNFOLDED DISPLAY |
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Unfolded Display Screen Size | - | 8.1 in | |
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Unfolded Display Resolution | - | 2700 x 1800 pixels |
PROCESSOR | CAT S61 | Microsoft Surface Duo |
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Processor Type (CPU) | Qualcomm Snapdragon 630 | Qualcomm Snapdragon 855 | |
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Clock Speed | 2.2 GHz | - | |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | Yes | - | CAT S61 has 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 508 | - |
MEMORY | CAT S61 | Microsoft Surface Duo |
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RAM | 4 GB | 6 GB | Microsoft Surface Duo has more RAM than CAT S61. |
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Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Microsoft Surface Duo has more internal memory than CAT S61. |
Memory Interface | - | UFS 3.0 | |
Supported Flash Memory Cards (Expandable Memory) | microSD | - |
CAMERA | CAT S61 | Microsoft Surface Duo |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 0 | |
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Sensor Resolution | 16 Megapixel | - | |
Focus Adjustment | Automatic | - | |
Light Source | Dual LED flash | - | |
Video Resolutions | 3840 x 2160 (4K) at 30 fps | - | |
Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | - |
SECOND CAMERA |
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Sensor Name (2nd Camera) | FLIR Lepton | - | |
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Camera Features (2nd Camera) | FLIR Thermal Camera, FLIR MSX image resolution, Live Streaming of thermal images | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 11 Megapixel | Microsoft Surface Duo has better front camera resolution than CAT S61. |
Lens Aperture (Front) | - | F/2.0 | |
Field of View (Front) | - | 84 degree(s) | |
Pixel Size (Front) | - | 1 μm | |
Focus Adjustment | Focus free | - | |
Special Effects (Front) | - | HDR | |
Camera Modes (Front) | - | Burst mode, Panorama, low-light shots, Portrait mode with adjustable depth control | |
Light Source (Front) | - | High CRI LED flash | |
Video Resolutions (Front) | - | 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 (Front) | - | Phase Detect Auto-Focus (PDAF), FOV optimised with AI (for front and rear), dynamic range scene detection, Super-resolution zoom, super zoom up to 7x, gyro-based digital video stabilisation |
BATTERY AND CHARGING | CAT S61 | Microsoft Surface Duo |
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Battery Capacity (Battery Size) | 4500 mAh | 3577 mAh | CAT S61 has larger battery capacity than Microsoft Surface Duo. |
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Fast Charging Technology | Qualcomm Quick Charge 4.0 | - | CAT S61 has fast charging technology. |
Standby Time | - | 240 hours | |
Talk Time | 2100 minutes | 1620 minutes | CAT S61 has longer battery life when making calls than Microsoft Surface Duo. |
Run Time Details | Talk (3G): up to 2100 min Standby: up to 888 hrs |
Standby: up to 240 hrs Talk: up to 1620 min Playback (local video): up to 15.5 hrs |
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Battery Technology | Lithium Ion | - |
CELLULAR | CAT S61 | Microsoft Surface Duo |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 8.0 Oreo | Android 10 | |
Intelligent Assistant | - | Google Assistant | |
Payment Technology | Android Pay | - | |
Navigation | GPS, GLONASS, Galileo, QZSS, SBAS, iZat | GPS, GLONASS, BeiDou, Galileo, QZSS |
COMMUNICATIONS | CAT S61 | Microsoft Surface Duo |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi | GPRS, FDD-LTE, TDD-LTE, LAA | |
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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 5, Band 8 | |
3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 19, Band 20, Band 26, Band 28, 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 14, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 46, Band 66 | |
4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, 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 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 5150, FDD 1700 - 2110 AWS-3 | |
Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11ac | |
Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
NFC | Yes | - | CAT S61 has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | - |
MEDIA | CAT S61 | Microsoft Surface Duo |
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Supported Digital Audio Standards | - | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTTTL, RTX, OTA, MID | |
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Supported Digital Video Standards | - | MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | |
Sound Enhancements | - | Qualcomm aptX audio |
FEATURES | CAT S61 | Microsoft Surface Duo |
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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 | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, laser distance sensor, Indoor Air Quality Sensor (humidity & temperature) | Proximity sensor, hall sensor, dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor | |
Security Devices | - | Fingerprint reader (side) | |
Additional Phone Features | Notification LED, Wet Touchscreen Operation, Glove Touchscreen Operation, MSX technology, laser assisted distance measurement | MIMO technology, Fast Charging, dual microphones with noise suppression and echo cancellation, Full Duplex communication, 360° hinge, stylus support, two apps side-by-side |
OTHERS | CAT S61 | Microsoft Surface Duo |
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Included Accessories | Power adapter | SIM card removal tool, USB-C headphones, 18W charger, Surface Duo Bumper (Glacier) | |
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Compliant Standards | MIL-STD 810G, IP68, IP69 | - | |
Max Depth of Water Resistance | 3 m | - | |
Max Height of Shock Resistance | 1.8 m | - | |
Max Operating Temperature | 55 °C | - | |
Min Operating Temperature | -25 °C | - |