Cressi Leonardo Underwater Single Button Diving Computer – Review 2024

Cressi Leonardo

The Cressi Leonardo is a popular and reliable diving computer designed for both beginner and experienced divers.  It is equipped with advanced technology that enables divers to track and manage their dive profiles. The Cressi Leonardo Underwater Single Button Diving Computer has a sleek and compact design. 

The display is clear and easy to read, and it provides all the essential information a diver needs, including depth, dive time, decompression status, and ascent rate. It also has a built-in calendar and clock for tracking dive logs and scheduling future dives.

The computer is lightweight and has a durable construction, making it an ideal choice for divers who want a reliable and long-lasting diving computer. The computer comes with a hook that can be attached to a lanyard or BCD for easy access and safekeeping.

The Cressi Leonardo Underwater Single Button Diving Computer is very user-friendly. The computer has a straightforward interface that can be easily navigated by divers of all levels. The computer’s single-button design makes it easy to use, even with gloves on. The computer’s large display is easy to read, even in low-light conditions.

Cressi Leonardo Features

  • Single Button Interface: The Leonardo has a simple single-button interface, which makes it easy to use. The computer is very intuitive and can be used by both beginners and experienced divers.
  • Large Display: The Cressi Leonardo has a large, easy-to-read display that shows all the critical dive data, including depth, time, temperature, and no-decompression limits.
  • Dive Simulator: The Leonardo comes with a dive simulator feature that allows divers to plan and simulate their dives before entering the water.
  • Battery Life: The Leonardo has a long battery life, with the ability to last up to two years without requiring a battery change.
  • Nitrox Compatible: With Nitrox capability, the Leonardo can accommodate divers who use enriched air during their dives.
  • Safety Features: The computer includes safety features such as a decompression dive planner, audible and visual alarms, and a safety stop countdown timer.
  • Logbook and Data Management: It has a built-in logbook that stores dive data, allowing divers to review their previous dives and track their progress.

One downside of the Leonardo is that it doesn’t have a backlight, which can make it difficult to read in low-light conditions. Overall, the Leonardo is an excellent choice for divers looking for a reliable, easy-to-use diving computer with a conservative algorithm. 

Its compact size and single-button interface make it ideal for beginners, while experienced divers may find its conservative algorithm limiting. The lack of a backlight and the non-user-replaceable battery are minor drawbacks that can be overlooked given the computer’s overall performance and reliability.

Specs & Features

Brand: Cressi


Battery Life: 80 Hours


Color: โ€ŽBlack


Weight: 0.4 Grams


Modes: Three 


Our Overall Review

4.3

Reasons to buy:
  • Easy to Use
  • Keep in-depth track
  • High beeping sound
  • Budget-friendly
Reasons to Avoid:
  • Battery issue if used once in a year
Where to Buy?
Cressi Leonardo
4.3 / 05

Cressi Leonardo Underwater Single Button Diving Computer

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More about Cressi Leonardo

User-Friendly Interface

One of the standout features of the Leonardo is its user-friendly interface. The menu system is well-organized and easy to navigate, ensuring that divers can access the information they need quickly and efficiently. Whether you are a beginner or an experienced diver, you will appreciate the intuitive design of this diving computer.

Dive Modes

The Leonardo offers three main dive modes: Air, Nitrox, and Gauge. The Air mode is suitable for divers who use regular air tanks, while the Nitrox mode caters to those who prefer enriched air mixes. The Gauge mode allows divers to use the computer as a simple depth gauge and timer without decompression calculations. This versatility makes the Leonardo a great choice for divers with varying needs.

Nitrox Capability

For divers who utilize Nitrox mixes, the Leonardo Diving Computer is an excellent option. It supports up to 50% oxygen content, allowing for extended dive times and increased safety. The computer calculates the no-decompression limits based on the specific Nitrox mixture used, providing divers with accurate and reliable information throughout their dives.

Safety Features

Safety is paramount when it comes to scuba diving, and the Leonardo excels in this aspect. The computer features audible and visual alarms that alert divers to crucial information such as ascent rate violations, decompression stop violations, and low battery levels. Additionally, it includes a safety stop countdown timer, ensuring that divers adhere to the recommended safety stop to minimize the risk of decompression sickness.

Display and Navigation

With its large, high-resolution display, the Leonardo makes it easy to view essential dive data at a glance. The information is presented clearly and prominently, even in low-light conditions or murky waters. The navigation buttons are strategically placed and easy to operate, allowing divers to access different functions effortlessly while underwater.

Battery Life

The Leonardo is equipped with a long-lasting battery that ensures reliable performance throughout your diving adventures. Depending on usage, the battery can last for approximately 2 years or 50 dives before requiring a replacement. This impressive battery life gives divers peace of mind, knowing that their diving computer won’t run out of power during critical moments.

Logbook and Data Management

Keeping track of your dives is made simple with the built-in logbook feature of the Leonardo. The computer stores essential dive information, including dive time, maximum depth, water temperature, and much more. This data can be easily accessed and reviewed after each dive, allowing divers to analyze their performance and track their progress over time.

Warranty and Customer Support

Cressi, a reputable brand in the diving industry, offers a two-year warranty on the Leonardo Diving Computer. This warranty ensures that you are protected against any manufacturing defects or malfunctions. Furthermore, Cressi provides excellent customer support, should you have any questions or concerns regarding your diving computer.

Frequently Asked Questions (FAQs)

Yes, the Leonardo is suitable for recreational and technical diving up to certain limits. However, if you are engaging in more advanced technical dives, you may require a diving computer with additional features and capabilities.

No, the battery of the Leonardo is not user-replaceable. It is recommended to have the battery replaced by an authorized Cressi service center to ensure proper sealing and functionality.

Unfortunately, the Cressi Leonardo does not have built-in connectivity options for data transfer. However, you can manually log your dive data or use external dive log software to analyze your dives.

The Leonardo’s user-friendly interface and intuitive design make it an ideal choice for beginner divers. It provides all the necessary information and safety features to ensure a safe and enjoyable diving experience.

The battery life of the Leonardo is approximately 2 years or 50 dives, depending on usage. It is important to regularly check the battery level indicator to ensure that the computer is adequately powered for your dives.

Final Thoughts

The Cressi Leonardo Diving Computer is a reliable, user-friendly, and feature-packed device that caters to divers of all experience levels. With its intuitive interface, extensive dive modes, safety features, and long-lasting battery, it provides an excellent diving experience while ensuring safety and peace of mind. Although it may lack some advanced features found in higher-end models, it offers exceptional value for its price range. So, whether you are a beginner or an experienced diver, the Cressi Leonardo is definitely worth considering.