Cat S31 Dual SIM Black

Online: In stock: Delivery in 1-2 business days
Product image of the Cat S31 Dual SIM Black
Product image of the Cat S31 Dual SIM Black
Product image of the Cat S31 Dual SIM Black
Product image of the Cat S31 Dual SIM Black

Customers are happy with:

  • 8 megapixel camera, 1080p video quality
  • 4.7 inch LCD screen
  • 16 GB storage space (Expandable with Micro-SD)
  • Water and dust resistant (IP68)
SIM-lock free

All our phones are SIM-lock free and compatible with all providers.

SIM Free retail price

€ 169.00

In stock: delivery in 1-2 business days

Don’t worry - you can return your order for free within 31 days

Incl. VAT | Free shipping
Shipping fees
  • Shipping to France costs € 0,00

Everything about the Cat S31 Dual SIM Black

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Specifications Cat S31 Dual SIM Black

146 x 74.4 x 12.6 mm

200 gram

4.7 inch

1280x720 pixels

2048 MB RAM

Quad-core processor



Version at release: 7

8 megapixels

1080p video

16 GB memory

Expandable with Micro-SD

Pros & cons Cat S31 Dual SIM Black

  • Because of the large battery, this device will easily last an entire day
  • Thanks to the sturdy casing, this device can take a hit
  • This device is quite dust and water resistant
  • Geef ziektes geen kans: Deze telefoon is bestand tegen schoonmaakmiddelen en water, zodat je hem probleemloos kunt ontsmetten
  • s device is not as easy to handle as other phones because it's quite bulky

Reviews from our customers

Average scores of the Cat S31:

44 verified reviews
4 stars
Very good
  • Camera: 7.8
  • Screen: 8.3
  • Speed: 7.3
  • Battery life: 8.6
  • Value for money: 8.8

All reviews

Description of the Cat S31

Cat S31

The Cat S31 is a so-called ruggedized smartphone, which means that it is not only dust and water resistant, but it can also handle wear and tear. For this reason, the phone has been given a military certification. This makes the phone perfect for anyone working on rough terrains, or those who love the outdoors. The screen has an HD resolution of 1280x720 pixels, 2GB of RAM and 16GB of expandable storage. You can take pictures with the 8-megapixel camera and the device runs on Android, which means that it supports smartphone features.

Dust and water-resistant: IP68

The device has been given an IP68 certification, which means that the phone is fully dust and waterproof. This way, you won't have to worry about the Cat S31 when you're in tough circumstances. The phone won't drown in a puddle and you can safely make calls in the rain.

Can handle wear and tear

Aside from an IP68 certification, this phone has also been given military certifications, which means that the phone can handle wear and tear. This makes it the perfect outdoor smartphone for rough terrains. This is also a great phone for anyone working on building sites.

Programmable button

If you have an app that you access daily, you can pair this app with the programmable button so you can access the app in no time. Simply hit the button to open the app. This saves you a lot of time navigating through the menus trying to access the app. This is great for business and personal use.

RAM and storage space

The Cat S31 comes fitted with 2GB of RAM, which means that you can run multiple apps at the same time. On top of that, you'll have access to 16GB of storage space. This storage space can be expanded using a microSD card. This way, you'll always have enough space for your files.

Pictures for every setting

The camera on the Cat S31 comes fitted with an 8-megapixel camera, which is ample for most settings. With this camera, you'll be able to capture pictures for both personal and business use. The camera on the front has a 2-megapixel sensor.


The S31 runs on Android, which makes it very accessible. Cat has also added several apps, but the phone mainly runs on stock Android. This gives you access to Google services, like Maps, Gmail and the Play Store, where you can download more apps.

What's in the box?

  • Cat S31
  • Charger

User manual for the Cat S31

The user manual is not included but can be downloaded or viewed here: Dutch user manual. You can also download an English version: English user manual.

Warranty & Repairs

2 year Cat warranty

With normal use, we guarantee that your phone will work properly throughout the full warranty period. If something goes wrong, and Cat will make sure to help you out!

How do repairs at Cat work?

  • Repairs that are covered by the warranty conditions are always completely free of charge.
  • A Cat-phone repair takes 7 days on average. This is short compared to most brands.
  • You can send in your phone for repairs free of charge. Cat will pay for the shipping fees.
  • Is your repair not covered by the warranty? If so, Cat will charge you with € 36,30 research costs if you decide not to have your device repaired.

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