The 6 Best technical Diving computers (2023 reviews)

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Our Top Picks:

Best Overall: Buy: Mares technical Diving Computer READ REVIEW

Best With Freedive Mode: Buy: Suunto technical Diving Computer READ REVIEW

Best With both The swift Transmitter: Buy: Shearwater Great Dive Computer READ REVIEW

Best With Bluetooth: Buy: Shearwater research technical Diving Computer READ REVIEW

Best Computer: Buy: Shearwater technical Diving Computer READ REVIEW

Best Easy To Use: Buy: Shearwater research Dive Computer READ REVIEW

Best Overall: Mares technical Diving Computer

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The mares technical diving computer's material feels more premium than its price would suggest. Three dive modes make the quad easy to use with minimal complications, air, nitrox and bottom timer mode is all you need for recreational diving and the bottom timer means it can be used for more technical divers too. It monitors ascent speed in feet or meters per minute. If you forget to turn it on when you go diving, it will automatically come on as it is water activated.

This model is the Mares Quad and does not have air integration capabilities. It has a mirrored button function during dive, option to view dive time including seconds and a runaway decompression alarm. The quad computer features a stopwatch, power indicator and a plan mode functions. It allows you to set the duration.

The Mares uses mineral glass so you don't have to have a screen protector and it will not scratch with a key. It does second count down plus the back light does turn off after 10 seconds.

• Magnificently clear, super user-friendly and with a wealth of great features
• Good investment for long term

Best With Freedive Mode: Suunto technical Diving Computer

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Next on the list, we've got yet another computer that manages to win our hearts. It's the suunto technical diving computer and it's widely considered as computer that has the most suitable features. This simple to use dive computer includes full decompression capabilities, five dive modes (Air, Nitrox, Gauge, Free and Off) and straight-forward, menu-based Suunto user interface. It offers a digital compass and the ability to pre-program multiple gas mixtures. It is easy to read in low light & night conditions.

The suunto zoop novo has a very large screen and vivid display. It is designed to be worn over a glove and wet suit. It will, it is water activated and will begin recording your dive when you are in the water. This is a great value, easy-to-operate dive computer that is now easier to use than ever.

• Super easy to set up and read
• You can easily change the units for metric or imperial display
• An easy-to-use, nitrox-capable dive computer for recreational divers

Best With both The swift Transmitter: Shearwater Great Dive Computer

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Best part: shearwater great dive computer costs comparatively low and it is available to ship in 24 hours. The Swift active interference avoidance system allows many more transmitters to work side-by-side without signal interference. It includes open-circuit and closed-circuit air, nitrox and trimix multi-gas functionality along with a three-axis tilt-compensated digital compass. It is made of shore 70 silicone that has a very nice balance between strength and elasticity. It has recreational, gauge, freediving, open-circuit tech and closed-circuit/bail-out modes. The watch face is also customizable with different displays and colors.

The interface is intuitive and customizable. It comes with a wireless charger and will work with some other qi compliant chargers as well.

• Super bright and easy to read underwater and in bright sunlight
• Includes charging stand and wire charger with manual
• Excellent battery life, bright easily read display

Best With Bluetooth: Shearwater research technical Diving Computer

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Next on the list, we've got yet another computer that manages to win our hearts. It's the shearwater research technical diving computer and it's widely considered as computer that has the most suitable features. The transmitter for the Shearwater is made by Pelagic, which is the same company that makes computers for Oceanic, Aqualung and Sherwood. It has every option you could want for a technical dive watch, but is very easy to use for a recreational diver. It has recreational, gauge, freediving, open-circuit tech and closed-circuit/bail-out modes. The display does not easily display your current location. The Teric will only log your start and stop points when diving.

It is optional for all modes, from oc rec to cc/bo mode. The wireless charging station works very well.

• Very intuitive to use and legible
• Excellent illumination and large readable numbers along with ease of use
• Very easy programming of gases and dive modes
• Detailed, informative and well organized logs

Best Computer: Shearwater technical Diving Computer

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If you often find yourself confused about appropriate and satisfactory computer, shearwater technical diving computer should be your first option for buying. It has recreational, gauge, freediving, open-circuit tech and closed-circuit/bail-out modes. It Bluetooths your dives to your smart phone with ease and you see every detail of dive minute by minute water temp depth etc. It includes open-circuit and closed-circuit air, nitrox and trimix multi-gas functionality along with a three-axis tilt-compensated digital compass.

It has a great compass with the ability to "mark" waypoints/directions and have arrow indications when you drift off course. There is a case for the watch and the transmitter from shearwater comes in its own nifty little case too. This does not come with a transmitter, there is a version that comes with it included in the box.

• Easy tor read and many different color light to customize or use preset sweet
• Great display and easy to use
• Easy four button intuitive menu operations and more options than you’ll ever need
• Works great really impressed with quality

Best Easy To Use: Shearwater research Dive Computer

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The shearwater research dive computer's superior materials makes sure that it ages well with use. It is the kind of company that inspires loyalty that makes people customers for life. It offers an information screen utilizing a 1.39 in | 35 mm full color amoled display with a diameter x height | 55mm x 18mm body and 4.25 oz | 120.4 g weight. It is also capable of calculating the gas time remaining (gtr) on one assigned tank.

The Teric is both bright and high-resolution. It is optional for all modes, from oc rec to cc/bo. It is also very configurable to add to that includes open-circuit and closed. It is easy to use, both as a watch and a dive computer. This comes with the option for bar or psi.

• Circuit air, nitrox and trimix multi-gas functionality along with a three-axis tilt-compensated digital compass
• Super bright and very easy to use
• Multiple gas definition presets are supported with any combination of oxygen, nitrogen and helium
• 16 c algorithm with configurable gradient factors