Top 7 Best Dive Computers Reviews (2021 Buying Guide)

Best Dive Computers

Best Dive computer reviews 2021

Well now as in many fields technology has taken the step to offer the best dive computers that incorporate an algorithm that models your dive and performs calculations based on the maximum depth reached and the data collected every 2 or 3 seconds.

The practice of scuba diving is a regulated activity that requires taking precautions at the time of the descent that during the dive itself, and even more at the time of the ascent. The more you sink under the water, the greater the pressure exerted on your body and your organs.

To avoid dizziness and even injuries, the ascent must be accompanied by the experience of decompression or desaturation that is to say that according to the profile of your dive, you must respect levels where you stop for a specific time to let the microbubbles escape slowly.

For years, the technique used was to use a depth gauge, and from the maximum entry reached, to ask the desaturation table which tells you manually the steps to follow.

All levels beginners and professionals can now dive safely with these best dive computers guarantee tools to certified efficiency which makes their lives much easier.

What is the purpose of best dive computers as a beginner 2021?

Best Dive Computers

The first reason is that it allows getting familiar with the dive without much difficulty although its use does not prevent to know the procedure to follow for the tables of decompression in case of dysfunction or unexpected. Nevertheless, it is really ideal not to risk making mistakes due to too much motivation that pushes beginners to want to go too fast or too much at first.

It is also what you need for occasional dives and to progress enough to pass levels in dive training. Professionals recommend precisely not to be attracted by the alarm bell of fashion by choosing models too complicated but not very functional for beginners.

The first level is accessible for children and teens around 14 years, junior diving watches are also indicated.

The adults or children, these products will simplify your life at the time of use. Usually equipped with a single button, which scrolls the interfaces, you will not ask the question of how to get started. In addition, the features are the ones that are essential for a good dive, but no unnecessary creativity. A good way to always find yourself even when you have no experience and even in the case of “panic” underwater.

The best dive computers: Dive computer reviews

As for many things, the internet remains one of the best places to choose to buy cheap products with good value for money. That’s why we have selected a few of the best dive computers in this comparison so you can make an opinion on the model that suits you to start the dive and make your purchase without leaving home!

1. Suunto D6i Novo: dive computer Suunto with USB Cable 🏆

IDEAL FOR: Best professional diving.


suunto-d6i-novoIdeal for diving professionals looking for a computer with great versatility, highly resistant materials and great durability for a reasonable price.

It is a robust device with stainless steel housing and sapphire crystal with anti-reflective treatment. In addition to the features already discussed in the Suunto D4i Novo, it incorporates a 3D compass with tilt compensation and the possibility of wireless air integration.

In addition, it allows change between a maximum of 3 gases and has 5 driving modes: air, nitrox, apnea, manometer and deactivated.

Pros of Suunto D6i Novo
  • 5 driving modes (air, nitrox, apnea, manometer and deactivated)
  • Wireless air integration
  • Allows 3 gases during the dive
  • 3D digital compass
Cons of Suunto D6i Novo
  • High price (although it’s well worth it)


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2. Suunto D4i Novo Dive Computer – Best Professional Dive Computer

IDEAL FOR: advanced recreational diving, professional diving.


suunto-d4i-novoThe new version of the mythical D4i. One of the best dive computers with more features within an intermediate range of prices. Ideal for those who do not mind spending a little more money to bring a great computer with the quality and guarantee of one of the best brands currently on the market, as well as for people who start their career in professional diving.

It incorporates 4 driving modes (air, nitrox, apnea and deactivated), upgradable firmware and the possibility of integration of the wireless air monitoring system (current bottle pressure and remaining air time), in addition to the recognized and guaranteed RGBM algorithm of Suunto.

It is made of high-quality materials, including a new flexible silicone strap that optimizes the fit to your wrist with best air integrated dive computer.

Pros Suunto D4i Novo
  • 4 driving modes (air, nitrox, apnea and off)
  • Wireless air integration
  • Firmware
  • Very comfortable silicone strap
Cons Suunto D4i Novo
  • Allows 1 single gas during the dive
  • It does not have a digital compass


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3. Cressi Leonardo: Best Dive Computer Under $200

IDEAL FOR: first dive computer, backup computer.

Cressi Leonardo Dive Computer

Great results guaranteed by years in the market and at a very affordable price. It is a robust computer with a widescreen UFDS (user-friendly display system ). It highlights the ease of navigation between the different menus and clarity of the data you see on the screen. It has Nitrox management and depth meter mode. In addition, it has a RGBM algorithm and a deep stop.

Pros of Cressi Leonardo
  • Wide UFDS screen
  • Easy to use
  • Nitrox mode
  • Affordable
Cons of Cressi Leonardo
  • Does not allow gas change during the dive
  • It has no apnea mode
  • Low-power screen illumination

The cressi Leonardo Dive is one of the best dive computers for beginners.



4.Oceanic GEO 2.0: Best Air/Nitrox Dive Computer Watch

IDEAL FOR: regular recreational diving.


Oceanic GEO 2.0This model of the Oceanic brand has established itself as a very good option for regular recreational divers, thanks to its technical and aesthetic characteristics. With its watch size, it is comfortable and versatile to use in and out of the water.

The quality of this device is out of the question if we take into account that Oceanic offers a lifetime warranty for possible manufacturing defects and device failures.

It stands out the technology of dual algorithm, exclusive of Oceanic, that allows varying the resistivity of the computer, being able to do longer background times without penalty. In addition, it presents an easy-to-read screen.

The main inconvenience that this watch can have is that it only stores 24 dives, so if you want a longer registration and you are a regular diver, you will have to download them periodically on your PC.

Pros of Oceanic GEO 2.0
  • Quality of materials (lifetime guarantee)
  • Allows 2 gases during the dive
  • Dual algorithm technology
Cons of Oceanic GEO 2.0
  • It only stores 24 dives


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5. Suunto Zoop Black – Best dive computers for beginners

IDEAL FOR: First dive computer


Suunto Zoop BlackThe model that catches our attention is the Suunto brand with the Zoop Black diving watch. Easy to use for beginners with a great user interface and occasional divers it benefits from the good manufacturing of its brand and offers an air mode or use in Nitrox diving.

Its results are transferable on your PC so you can track your progress on multiple outputs. It is also a very good junior diving watch with a great battery which can accompany the youngest in diving courses. Its price is a bit high but it’s worth the price.



Pros of Suunto Zoop Black
  • Easy to use
  • Great Value
  • Affordable
  • Nitrox mode
Cons of Suunto Zoop Black
  • Small Buttons


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6. Mares Puck Pro: Best Wrist Dive Computer

Mares Puck Pro Wrist Dive ComputerIDEAL FOR: Best dive computer for beginners


Mares is the best dive computer for beginners which offers a simple dive computer with Reduced Gradient Bubble Model (RGBM) an algorithm also used on Suunto dive computers. Its screen is clear, legible and basic, and a single red press button, to be seen, controls the entire device.

It shows you depth, dive time, water temperature, and calculates your decompression stops. A good test model for beginners and value for the money.

Pros of Mares Puck Pro
  • Easy to use
  • Price
  • Allows 2 gases during the dive
  • Nitrox mode
  • You can replace the pile yourself
Cons Mares Puck Pro
  • Something bulky
  • It has no apnea mode



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7. PYLE-SPORTS: Advanced Dive Meter With Water Depth, Temperature

IDEAL FOR: For an affordable dive watch


PYLE-SPORTS Advanced Dive Meter

Pyle watch which will also begin to match level 2-4 divers. It measures depth, water temperature, and calculates elapsed time.

A countdown timer and stopwatch complete the equipment, with a backlit display that makes it functional even in the dark. It supports up to 200 meters deep and stores information from your previous dives for data analysis. A good model diving watch also used in apnea with a young look that will appeal to both boys and girls thanks to its colorful bracelet. Its the cheapest dive computers on the list.

  • Easy to use
  • Price
  • Apnea mode
  • Nitrox mode
  • Rotating bezel


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Best Dive computers reviews: Conclusion

So, with these best dive computers watches no need to run specialized stores and guides. You can equip yourself from home with a dive computer reviews. An effective way to start the practice of diving not to mention that any diver must also know the desaturation tables for a mechanical lift.

9.5 Total Score

The Best Dive Computers Reviews 2021

User Rating: 5 (1 vote)