CAT® S31
The Cat® S31 is built to survive. Its high quality rugged materials mean you can drop it, dirty it or dunk it in water with confidence.
It’s packed with features that help in harsh or outdoor environments including a screen optimised for use in direct sunlight or when wet and a battery that lasts. Don’t let your phone hold you back, choose a survival expert: the Cat S31.






POWERFUL BATTERY
Powerful 4,000 mAh battery
CAMERA
8MP rear camera 2 MP front camera With LED flash, autofocus with PDAF
WATERPROOF
to 1.2m for 35 minutes
Display
Super bright 4.7” HD super bright display protected with Corning® Gorilla® Glass 3. Optimised for outdoor use with auto wet finger and glove support*
RUGGED
IP68: Dust proof and drop proof to 1.8M MIL-SPEC 810G: Vibration, sand, salt fog and pressure resistant
TECHNICAL SPECIFICATIONS
DISPLAY
4.7” HD 720, wet finger/glove on working technology*, Super Bright Display
DISPLAY COVER
Corning® Gorilla® Glass 3
MEMORY
16GB ROM
2 GB RAM
(Expandable via microSD™ card)
PROCESSOR
Qualcomm MSM8909 Quad core
PLATFORM (OS)
Google Android™ Nougat
MULTIMEDIA
Audio: FM Radio, music player,
Video Recording: 720p at 30fps
Video Playback: 1080p at 60fps
DATA SPEED†
Maximum Downlink Data Rate: 150Mbps
Maximum Uplink Data Rate: 50Mbps
HARD KEY
Side: Power key, volume (up/down), programmable key,
Front: Home, back, recent app
SENSORS
Proximity Sensor
Ambient Light Sensor
Accelerometer
E-compass
Location
DIMENSIONS & WEIGHT
146 x 74 x 13mm
200g
OTHER
Apps: AVG, Office Suite, File Commander, App Tool Box

NETWORK
4G Bands:
EU Version:
1, 2, 3, 5, 7, 8, 20;
APAC Version:
1, 2, 3, 4, 5, 7, 8, 28;
US Version:
2, 3, 4, 5, 7, 12, 17
3G Bands:
EU Version:
B1 (2100), 2 (1900), 5 (850), 8 (900)
US / APAC Version:
B1 (2100), 2 (1900), 4 (AWS), 5 (850), 8 (900)
2G Bands:
GSM/GPRS/EDGE Quad-Band 850/900/1800/1900
CONNECTIVITY
Audio Jack: 3.5mm
Bluetooth®: 4.1
Wi-Fi®: 802.11 b/g/n (2.4GHz)
USB: micro-USB 2.0, USB-OTG
SIM Type: Nano, dual SIM optional
GPS: GLONASS, GPS, aGPS, Beidou (variant dependant)
† Network bands in regions may be different, depending on the mobile operator and your location.
Upload and download speeds also depend on the mobile operator.
Available storage is less due to phone software. Battery times (talk time, standby time, and more) are
subject to network and phone usage and tested on 3G. Note: Specifications are subject to change
without prior notice.
*We cannot guarantee that all gloves will work with this feature.