Sign in with your Account (or create a new one) and add a BLACK FRIDAY product to your cart to activate the Secrect Gift!



  • 599,99 € 999,99 € -40%
    New

      BLACK FRIDAYAir, Nitrox, full Trimix, CCR, 10 mix, Air Integrated, huge color display, Integrated GPS, Vibration Alarm. iX3M [Gps] Tech+: A dive computer made for the technical diver. Probably the best technical dive computer you have ever had.

    599,99 € 999,99 € -40%
    Reduced price!
  • 399,99 € 699,99 €
    New

      BLACK FRIDAYAir, Nitrox and normoxic Trimix, 3 mix, Air integrated, Multi-Transmitter, 1.3 inc IPS Color display, compass, and more. iDive Color Deep - Watch dive computer: For skilled divers only. Are you?

    399,99 € 699,99 €
    Reduced price!
  • 299,99 € 599,98 € -50%
    New

      BLACK FRIDAYAir, Nitrox and normoxic Trimix, 3 mix, Air integrated, super bright backlight, compass, outdoor functions and more. iDive Sport Deep - Watch dive computer: For skilled divers only. Are you?

    299,99 € 599,98 € -50%
    Reduced price!
  • 299,99 €

    A state of the art Wireless Air Transmitter that gives you the current tank pressure on the Ratio® dive computer, wirelessly and that flashes green, yellow or red according to your tank's pressure during the whole dive.

    299,99 €
  • 799,99 €

    Air and Nitrox, 2 mix, Air Integrated, huge color display, Integrated GPS, Vibration Alarm. iX3M [Gps] Easy: A dive computer that is as big as it is easy to use.Just remember to wear it and leave the rest to it!

    799,99 €
  • 899,99 €

        Download the Catalog of the iX3MAir, Nitrox, Trimix (normoxic), 3 mix, Air Integrated, huge color display, Integrated GPS, Vibration Alarm. iX3M [Gps] Deep: A dive computer made for the advanced diver. Super. Mighty.

    899,99 €
  • 999,99 €

    Air, Nitrox, full Trimix, CCR, 10 mix, Air Integrated, huge color display, Integrated GPS, Vibration Alarm. iX3M [Gps] Tech+: A dive computer made for the technical diver. Probably the best technical dive computer you have ever had.

    999,99 €
  • 1 199,99 €

    Air, Nitrox, full Trimix, CCR +Sensor Board connector, 10 mix, Air Integrated, huge color display, Integrated GPS, Vibration Alarm. iX3M [Gps] Reb: A dive computer made for the Rebreather diver.Born to be combined with your rebreather.(Sensor Board not included)

    1 199,99 €
  • 149,99 €

    Upgrade your Ratio Computer to the higher model. Upgrade your iX3M/iDive Easy in Deep and your iX3M/iDive Deep in Tech+. iX3M and iDive are now able to grow up with you. Improve your diving skills and improve your dive computer features without changing the device.

    149,99 €
  • 699,99 €

    Air and Nitrox, 2 mix, Air Integrated, huge color display, Vibration Alarm. iX3M [Pro] Easy: A dive computer that is as big as it is easy to use.Just remember to wear it and leave the rest to it!

    699,99 €
  • 799,99 €

    Air, Nitrox, Trimix (normoxic), 3 mix, Air Integrated, huge color display, Vibration Alarm. iX3M [Pro] Deep: A dive computer made for the advanced diver. Super. Mighty.

    799,99 €
  • 899,99 €

    Air, Nitrox, full Trimix, CCR, 10 mix, Air Integrated, huge color display, Vibration Alarm. iX3M [Pro] Tech+: A dive computer made for the technical diver. Probably the best technical dive computer you have ever had.

    899,99 €
  • 599,99 €

    Air and Nitrox, 2 mixes, Air integrated, Multi-Transmitter, 1.3 inc IPS Color display, compass, and more. iDive Color Easy - Watch dive computer: Extraordinary. Easy.

    599,99 €
  • 699,99 €

    Air, Nitrox and normoxic Trimix, 3 mix, Air integrated, Multi-Transmitter, 1.3 inc IPS Color display, compass, and more. iDive Color Deep - Watch dive computer: For skilled divers only. Are you?

    699,99 €
  • 899,99 €

    Air, Nitrox, full Trimix and CCR, 10 mix, Air integrated, Multi-Transmitter, 1.3 inc IPS Color display, compass, and more. iDive Color Tech+  - Watch dive computer: A real technical dive computer

    899,99 €
  • 499,99 €

    Air and Nitrox, 2 mix, Air integrated, super bright backlight, compass, outdoor functions and more. iDive Sport Easy - Watch dive computer: Extraordinary. Easy.

    499,99 €


Ratio Computers proudly develops and manufactures dependable and leading-edge dive computers for your personal adventures and needs, always taking care of your safety.

We offer you the highest quality technologies available,
the best materials and a state of the art engineering.