Technical sheet

Mares Puck 4 dive computer

Name: Mares Puck 4 dive computer
Brand: Mares
SKU: 142348952
Rating: 4 (1 reviews)

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1 Reviews

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Features of Mares Puck 4

Product description of Mares Puck 4 dive computer

Description summary

The MARES Puck 4 is an iconic dive computer reimagined for modern divers. It boasts a sleeker design, a larger, crystal-clear display for enhanced readability, and intuitive single-button control. Seamless Bluetooth connectivity allows easy transfer of dive logs to your smart device via the Mares app. Featuring the proven Bühlmann ZH-L16C algorithm with customizable gradient factors, it offers personalized safety. With versatile modes (Air, Nitrox, Multigas, Bottom Timer), advanced multigas capability (up to 3 gases), a dedicated bottom timer, and a comprehensive dive planner, the Puck 4 ensures a safe and tailored underwater experience. It includes a 100-dive logbook, user-replaceable battery, and upgradeable firmware

Discover the evolution of an icon with the MARES Puck 4, a dive computer designed for the modern diver who demands functionality, reliability, and seamless connectivity. Building on the legacy of its predecessor, the Puck 4 introduces a sleeker, slimmer profile housing a larger, crystal-clear display that makes crucial dive information instantly readable. Whether you are just beginning your underwater adventures or are a seasoned explorer, this computer offers an exceptionally intuitive experience, managed through a single, user-friendly button.

Experience a new level of freedom and convenience with integrated Bluetooth technology. The Puck 4 allows you to download your dive logs directly to your smart device via the Mares app, eliminating the need for extra cables and making it easier than ever to track, analyze, and share your diving experiences. This essential feature means your digital logbook is always up to date and at your fingertips. The core of its performance lies in the proven Bühlmann ZH-L16C algorithm, with customizable gradient factors that allow you to tailor the decompression profile to your personal diving style and needs. This advanced capability ensures a safer, more personalized approach to your underwater exploration.

Main Features
* Powered by the Bühlmann ZH-L16C algorithm with adjustable gradient factors for personalized safety.
* Versatile dive modes including Air, Multigas, and Bottom Timer to suit any dive plan.
* Superior screen readability with a sharp, high-contrast segment display.
* Advanced multigas capability, making it a fully Nitrox compatible computer for up to three gases (from 21% to 99% O2).
* Dedicated bottom timer mode featuring a resettable average depth and stopwatch.
* Comprehensive decompression dive planner with a user-adjustable surface interval function.
* Onboard logbook with capacity for up to 100 dives, including detailed profile graphs.
* Features a convenient and cost-effective user-replaceable battery (CR2450).
* Effortless data transfer as the Bluetooth interface included connects directly to smart devices.
* Intuitive navigation and control through a simple, single-button interface.
* Firmware is fully upgradeable, ensuring your computer stays current with the latest features.

Technical Specifications
* Algorithm: Bühlmann ZH-L16C with customizable Gradient Factors
* Max Displayed Depth: 150 m / 492 ft
* Dive Modes: Air, Nitrox, Multigas, Bottom Timer
* Gas Capability: Up to 3 gases (21% - 99%)
* Logbook Memory: 100 hours of dive profiles
* Profile Sampling Rate: 5 seconds
* Battery Type: CR2450
* Alarms: Audio and Visual
* Connectivity: Bluetooth
* Gas Planning: Advanced Air management for multiple Nitrox mixes

Specifications

Manual

Technical specifications of Mares Puck 4

Display Type

Segment Display
Wireless Connectivity

Bluetooth
Battery Life

100 Hours Dive Time
Battery Type

CR2450
Water Resistance Rating

150 m
Color

Black
Recommended Use

Diving
Features

User-replaceable battery
Features

Interface included
Features

Air management
Features

Nitrox compatible

Features of Mares Puck 4

Color Black

Color

Black

Recommended Use Diving

Recommended Use

Diving

Features User-replaceable battery

Features

User-replaceable battery

Interface included

Air management

Nitrox compatible

Key differentiators

Features multiple dive modes including Air, Nitrox, Multigas, and Bottom Timer.

Integrated Bluetooth for wireless dive log transfers to smart devices.

User-replaceable CR2450 battery with up to 100 hours of dive time.

Versatile multigas capability, supporting up to three Nitrox mixes (21% - 99%).

Technology in Mares Puck 4 dive computer

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about Mares Puck 4 dive computer

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Include AI Generated questions and answers

2026-09-09

Generated by AI and verified

Is the battery on the Mares Puck 4 user-replaceable?

Answer of Generated by AI and verified

Yes, the Mares Puck 4 features a user-replaceable CR2450 battery, allowing you to easily swap it out and ensure your dive computer is always ready for your next dive.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Can I download my dive logs from the Puck 4 to my phone?

Answer of Generated by AI and verified

Yes, the Puck 4 has integrated Bluetooth connectivity. This allows you to sync your dive logs directly to your smart device using the Mares app for easy tracking and analysis.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

What is the maximum depth this dive computer is rated for?

Answer of Generated by AI and verified

The Mares Puck 4 has a maximum depth rating of 150 meters (492 feet), making it suitable for a wide range of recreational and technical diving activities.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Is the Mares Puck 4 Dive Computer a good choice for beginner divers?

Answer of Generated by AI and verified

The Mares Puck 4 Dive Computer is designed to be user-friendly, making it a suitable option for beginner divers who need a reliable and easy-to-use device.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

What dive modes are available on the Mares Puck 4?

Answer of Generated by AI and verified

The Mares Puck 4 is a versatile dive computer that supports multiple modes, including Air, Nitrox, Multigas, and a Bottom Timer function to suit various diving profiles.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

What decompression algorithm does the Puck 4 use?

Answer of Generated by AI and verified

This dive computer is powered by the Bühlmann ZH-L16C algorithm. It also features adjustable gradient factors, allowing you to customize the decompression profile for a more personalized dive plan.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

How much dive time can I get from the battery?

Answer of Generated by AI and verified

The battery in the Mares Puck 4 provides approximately 100 hours of dive time before needing to be replaced.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

What is the logbook capacity of the Mares Puck 4?

Answer of Generated by AI and verified

The Mares Puck 4 can store up to 100 hours of dive profiles in its logbook memory, with a profile sampling rate of every 5 seconds.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

What type of display does the Mares Puck 4 have?

Answer of Generated by AI and verified

The Mares Puck 4 is equipped with a crystal-clear segmented display, designed for high readability of crucial dive information.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Is the Mares Puck 4 suitable for a diver who uses multiple gas mixes?

Answer of Generated by AI and verified

Yes, the Puck 4 is well-suited for such diving. It features multigas capability, allowing you to manage up to three different gases with oxygen percentages ranging from 21% to 99%.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

Can I use the Mares Puck 4 for nitrox diving?

Answer of Generated by AI and verified

Absolutely. The Mares Puck 4 includes a Nitrox mode and supports gas mixes with up to 99% oxygen, making it a great choice for recreational nitrox divers.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

What is the difference in battery type between the Mares Puck 4 and the Sherwood Scuba Logic?

Answer of Generated by AI and verified

Both the Mares Puck 4 and the Sherwood Scuba Logic dive computer utilize a user-replaceable CR2450 battery, offering convenience for divers who prefer to manage battery changes themselves.

* Generated by AI based on customer and product data

2026-07-30

Generated by AI and verified

Is the battery on the Mares Puck 4 user-replaceable?

Answer of Generated by AI and verified

Yes, the Mares Puck 4 features a user-replaceable battery. This design allows you to easily swap the battery yourself, ensuring your dive computer is always ready for your next dive without needing professional service.

* Generated by AI based on customer and product data

2026-07-30

Generated by AI and verified

What dive modes are available on the Mares Puck 4?

Answer of Generated by AI and verified

The Mares Puck 4 is a versatile dive computer that supports multiple dive modes to suit various diving needs. It includes Air, Nitrox, Multigas, and a Bottom Timer mode.

* Generated by AI based on customer and product data

2026-07-30

Generated by AI and verified

What is the maximum depth rating for the Mares Puck 4?

Answer of Generated by AI and verified

The Mares Puck 4 is rated for a maximum depth of 150 meters (492 feet), making it suitable for a wide range of recreational and advanced diving activities.

* Generated by AI based on customer and product data

2026-07-30

Generated by AI and verified

How can I transfer my dive logs from the Puck 4 to my phone?

Answer of Generated by AI and verified

The Mares Puck 4 features integrated Bluetooth connectivity. You can wirelessly transfer your dive logs directly to your smart device by using the Mares app, which allows for easy tracking, analysis, and sharing of your dive data.

* Generated by AI based on customer and product data

2026-07-30

Generated by AI and verified

Is the Mares Puck 4 dive computer suitable for both beginners and experienced divers?

Answer of Generated by AI and verified

Yes, the Mares Puck 4 is designed to be intuitive for beginners while offering advanced features for experienced divers. Its user-friendly single-button interface simplifies operation, and the customizable Bühlmann ZH-L16C algorithm allows for personalized decompression profiles, catering to a wide range of diving skills and preferences.

* Generated by AI based on customer and product data

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Frequently bought together

Best sellers

Use cases

Recreational Diving with Nitrox 100% Fit

The Mares Puck 4 is an excellent choice for recreational divers using enriched air. Its dedicated Nitrox mode and clear display provide all the essential information for safe and enjoyable dives.

Nitrox dive mode,Bühlmann ZH-L16C algorithm,Audio and visual alarms

Multi-Gas Technical Diving 80% Fit

For divers progressing into technical diving, this computer offers multigas capability for up to three gases. This feature allows for planned gas switches to optimize decompression on deeper dives.

Multigas capability (up to 3 gases),Max depth rating of 150m,Bühlmann ZH-L16C algorithm

Digital Dive Logging and Analysis 100% Fit

With Bluetooth connectivity, you can wirelessly transfer your dive data to a smart device. This is perfect for divers who meticulously log their dives and analyze profiles to improve their performance and share experiences.

Bluetooth wireless connectivity,100-hour logbook memory,5-second profile sampling rate

Dive Travel and Multi-Day Trips 90% Fit

This computer is a reliable travel companion thanks to its user-replaceable battery and extensive logbook memory. You can easily swap the battery on a dive boat and store up to 100 hours of dive profiles without needing to offload data.

User-replaceable CR2450 battery,100 hours of dive profiles logbook memory,100 hours of dive time per battery

Use as a Backup Bottom Timer 80% Fit

The dedicated Bottom Timer mode allows the Puck 4 to function as a simple depth gauge and timer. This makes it a solid, reliable backup device for technical divers who use a primary computer or plan dives with tables.

Bottom Timer mode,Max depth rating of 150m,Clear segmented display

Best for

Best for Adventurous Hobbyist Divers

Based on: dive_modes: Air, Nitrox, Multigas, Bottom Timer, Max depth rating: 150 m / 492 ft, Logbook memory: 100 hours of dive profiles

Ideal for the Tech-Savvy Diver

Featuring Bluetooth connectivity, this computer allows for easy syncing of your 100-hour dive log to other devices for post-dive analysis and sharing.

Based on: wireless_connectivity: Bluetooth, Logbook memory: 100 hours of dive profiles, Benefit: Connectivity & Data Sync

A Reliable Upgrade for Regular Divers

This computer offers enhanced functionality with its proven Bühlmann algorithm, support for up to 3 gases, and a user-replaceable battery, making it a great all-rounder.

Based on: algorithm: Bühlmann ZH-L16C, Gas capability: Up to 3 gases (21% - 99%), User replaceable battery: CR2450

Great for the Value-Conscious Casual Diver

This computer provides trustworthy performance with audio/visual alarms, a clear display, and a robust 150m depth rating, offering a balanced set of features for casual diving.

Based on: alarm_function: Audio and Visual, Display type: Segment Display, Max depth rating: 150 m / 492 ft, Benefit: Trustworthy Performance

Benefits

FunctionalEasily Sync and Review Your Dives

With built-in Bluetooth, you can effortlessly connect the dive computer to your other devices. This allows for simple transfer of your dive data for post-dive analysis, logging, and sharing your underwater adventures.

Wireless connectivity: Bluetooth

Logbook memory: 100 hours of dive profiles

FunctionalStay Alert with Audio and Visual Cues

The computer is equipped with both audio and visual alarms to alert you to critical dive information. This feature helps you monitor your dive parameters effectively, enhancing your safety and awareness underwater.

Alarm function: Audio and Visual

Algorithm: Bühlmann ZH-L16C

FunctionalSupports Multiple Gas and Dive Types

This dive computer is designed for versatility, supporting Air, Nitrox, and Multigas modes, with the ability to handle up to 3 gases from 21% to 99%. It also includes a bottom timer mode, making it a flexible choice for a variety of recreational diving scenarios.

Dive modes: Air

Nitrox

Multigas

Bottom Timer

Gas capability: Up to 3 gases (21% - 99%)

FunctionalUser-Replaceable Battery for Uninterrupted Diving

The dive computer uses a common CR2450 battery that you can replace yourself, eliminating the need to send it for service. This convenient feature ensures your computer is always ready for your next dive trip with minimal downtime.

User replaceable battery: CR2450

Battery life: 100 Hours Dive Time

FunctionalA Trustworthy Companion for Your Dives

Engineered for reliability, this computer features a max depth rating of 150 meters and a crystal-clear segmented display. These attributes provide the essential information you need with clarity, giving you confidence and peace of mind during your underwater explorations.

Max depth rating: 150 m / 492 ft

Display size: crystal-clear segmented display

Ideal buyer profiles

The Tech-Savvy Diving Enthusiast

This diver loves integrating technology into their hobbies. They appreciate gadgets that offer connectivity, data tracking, and customization to enhance and analyze their dive experiences.

With Bluetooth connectivity, the Mares Puck 4 allows for seamless transfer of dive logs to other devices for analysis.

The Adventurous Hobbyist Diver

This diver is passionate about exploring the underwater world and is advancing their skills beyond basic open water dives. They need a reliable, capable computer that can grow with them as they venture into more complex diving, such as using Nitrox or planning multi-gas dives.

The Puck 4 is an excellent partner for the adventurous hobbyist. It supports Air, Nitrox, and Multigas modes with the trusted Bühlmann ZH-L16C algorithm. The 150m depth rating and clear audio/visual alarms provide confidence for exploring new depths and dive types.

The Price-Sensitive Casual Diver

This diver enjoys occasional diving on vacations or weekends and seeks equipment that offers essential safety features and reliability without a premium price tag. They value ease of use and low maintenance costs.

The Puck 4 provides critical dive information on a crystal-clear segmented display, making it easy to read at a glance. Its user-replaceable CR2450 battery keeps maintenance simple and affordable, delivering essential functionality and reliability without unnecessary complexity.

Competitive features

When comparing the Mares Puck 4 Dive Computer to its peers, it's clear that it competes in a closely contested segment. Based on the provided data, the primary differentiator among these models is price, with all options falling within a narrow range. The Puck 4 positions itself as a feature-rich option, offering capabilities like Bluetooth connectivity and a user-replaceable battery, which are key considerations for modern divers.

Where it excels

The Mares Puck 4 stands out with its integrated Bluetooth, allowing for seamless logbook uploads and firmware updates via the Mares app, a feature not explicitly mentioned for all competitors. It includes a user-replaceable battery, offering convenience and ensuring the computer is always ready for a dive without needing professional service for a simple battery change. The Puck 4 supports multigas diving and features a customizable Bühlmann ZH-L16C algorithm, providing advanced functionality for divers who require more than basic air and nitrox modes.

Consider alternatives if...

Verdict

The Mares Puck 4 is a strong contender for divers seeking a modern, connected, and user-friendly dive computer. Its combination of Bluetooth functionality, a user-replaceable battery, and advanced dive planning features like the Bühlmann algorithm makes it a versatile choice. While it is competitively priced against similar models, its specific feature set provides significant value for those who will use its connectivity and customization options.

Specs comparison

	Mares Puck 4 dive computer	Mares Puck 4 Dive Computer	Mares Sirius L Dive Computer
Battery Life	100 Hours Dive Time	100 Hours Dive Time	200-300 hours of diving
Dive Modes	Air, Nitrox, Multigas, Bottom Timer	Air, Nitrox, Multigas, Bottom Timer	Air, Nitrox, Multigas, Freedive, Bottom Timer
Max Depth Rating	150 m / 492 ft	150 m / 492 ft	100m / 328 ft
User Replaceable Battery	CR2450	CR2450	yes
Water Resistance	150 m	150 m / 492 ft	100m
Wireless Connectivity	Bluetooth	Bluetooth	Bluetooth

Specs vs competitors

	Mares Puck 4 dive computer	Cressi Giotto Dive Computer	Mares Pure Passion Smart Apnea Dive Computer	Cressi Donatello Dive Computer	Seac Action Hr Dive Computer	Sherwood Scuba Logic Dive Computer
Alarm Function	Audio and Visual	true	customizable alarms for depth, time, hydration, ascent speed, and recovery time	maximum dive depth alarm, deep stop alarm, ascent alarms, recovery time alarm, depth, dive time and surface interval alarms	true	Audible and Visual Alarms - Diver Selectable
Battery Life	100 Hours Dive Time	long	Approx. 200 Hours Of Diving Over A 2 Year Time Span	Up To 50 Dives Per Category	40 hours	Replaceable CR2450 Battery
Dive Modes	Air, Nitrox, Multigas, Bottom Timer	Air, Nitrox, Gauge (Profondimeter), Apnea	-	dive, freediving, apnea, gauge	air, nitrox, gauge, freedive	Air, Nitrox, Gauge
Max Depth Rating	150 m / 492 ft	-	150 m	150 m	1 m	suitable depth rating
User Replaceable Battery	CR2450	User-replaceable battery	Yes	CR2450	true	Yes
Water Resistance	150 m	-	150 m	150 M	true	-
Wireless Connectivity	Bluetooth	Optional Bluetooth connection	-	-	-	Wireless Sync
Display Size	crystal-clear segmented display	high-visibility UFDS screen	31 mm / 1 1/4 Inch	High Contrast Display	-	Puck-Style
Type	dive computer	-	wrist	modular computer	wrist-mount	puck-style
Battery Type	CR2450	User-replaceable Batteries	-	CR2450	CR2450	Replaceable CR2450 Battery