12 best scuba computers

Scuba computers, also known as dive computers or diving computers, are essential tools for scuba divers to ensure safe and enjoyable underwater experiences. These devices have become a crucial part of diving equipment and are widely used in the diving community. Here are some key aspects of scuba computers:

  1. Functionality: Scuba computers are specialized electronic devices designed to monitor and display critical information to divers while underwater. They track and calculate various dive parameters in real-time, including depth, time, temperature, and more.

  2. Safety: One of the primary functions of a scuba computer is to help divers avoid decompression sickness (DCS) by continuously monitoring their dive profiles and calculating safe ascent rates and dive times. This helps prevent divers from ascending too quickly, which can lead to dangerous nitrogen buildup in their bodies.

  3. Dive Profiles: Scuba computers record and display the depth and time of each part of the dive, allowing divers to track their progress and adhere to safe dive profiles. They also provide warnings if the diver approaches or exceeds limits for depth or time.

  4. Nitrogen Loading: These devices use algorithms to calculate the amount of nitrogen absorbed by a diver's body during the dive. This information helps divers plan safe repetitive dives and surface intervals.

  5. Gas Mixtures: Some scuba computers are designed for use with different gas mixtures, such as nitrox or trimix. They can calculate and display information specific to these mixtures, including oxygen toxicity levels and no-decompression limits.

  6. Display: Scuba computers typically have easy-to-read displays that are designed to be visible even in low-light conditions underwater. They may include backlighting or high-contrast screens.

  7. Audible and Visual Alarms: To enhance safety, scuba computers often have audible and visual alarms that alert the diver to important conditions, such as approaching no-decompression limits, low air supply, or ascent rate violations.

  8. Logbook: Many scuba computers have built-in dive logbook features that allow divers to review their previous dives, including dive profiles, maximum depths, and total dive times.

  9. Connectivity: Modern scuba computers often have Bluetooth or USB connectivity options, allowing divers to transfer dive data to a computer or smartphone app for further analysis and logging.

  10. Design: Scuba computers come in various designs, including wrist-mounted, console-mounted, and watch-style.Divers can choose the one that best suits their preferences and needs.

  11. Battery Life: The battery life of scuba computers varies depending on the model and usage. Some have user-replaceable batteries, while others require professional servicing.

  12. Price Range: Scuba computers are available at various price points, with more advanced models offering additional features and capabilities.

In summary, scuba computers are indispensable tools for scuba divers, providing real-time data and safety information to enhance the diving experience and reduce the risks associated with underwater exploration. Divers should choose a scuba computer that suits their diving style and experience level to ensure safe and enjoyable dives.

Below you can find our editor's choice of the best scuba computers on the market
  

SUUNTO Zoop Novo Wrist Scuba Diving Computer

SUUNTO

Based on 134 reviews Check latest price

Product description

The Zoop Novo is a great value, easy-to-operate dive computer that is now easier to use then ever! The new design uses the intuitive 4 button navigation found on the D-Series instruments, as well as an improved easier to read display with an enlarged matrix screen that offers better contrast and readability.

  • Operating modes: air, nitrox, gauge and freedom modes
  • Programmable for 21% to 50% oxygen mixtures
  • Imperial or metric programmable, decompression stop data, audible alarms
  • Back Lite display, easy to read in low light & night conditions
  • Maximum depth display: 330' (100 meters)

User questions & answers

Question: will this covert from Centigrade to Fahenheit
Answer: I’m not sure on it’s durability but I’ve yet to have a problem with the vacuum.
Question: Do they make one for 200m
Answer: No, this bag you have to empty itself. I would suggest a large trash bag. That said, the housekeepers at the hotel I work at use these so I got one. Best vacuum I ever got. Much more powerful than a lot of the newer models and compact enough to get along floorboards nicely.
Question: Am I able to go back and forth between metric and imperial
Answer: No there aren't any attachments.
Question: Just to confirm this is a console mounted computer. The title is for a wrist mounted but image is for console; with metric units
Answer: Please contact our Customer Service department by e-mail at [email protected] or by phone at 1-866-888-2168 and we will be happy to assist you.

Cressi Leonardo Underwater Single Button Diving Computer, Created in Italy, Quality Since 1946

Cressi

Based on 1 reviews Check latest price

Product description

Cressi Leonardo Underwater Diving Computer, Created in Italy, Quality Since 1946

  • A single button Dive Computer makes it effortless to set Air, Nitrox and Gauge modes. Ideal for beginners in Scuba Diving. It is easy to use and easy to read all the information due to the high-definition screen that gives large numerical displays.
  • FO2 adjustable between 21% and 50%. PO2 adjustable between 1.2 bar and 1.6 bar. CNS oxygen toxicity graphic indicator.Three levels of user adjustable conservatism. Visual and distinct, easy-to-hear audible alarms.
  • User-selectable deep stop function. Adjustable unit of measure: imperial or metric. Battery life indicator. User changeable battery. Battery model: CR2430.
  • The interface (not included) uses IR to connect to the diving computer and a USB cable for PC connection. Software compatible with all versions of Windows and with Mac.
  • The Leonardo dive computer is made in Italy by Cressi, a brand pioneer in Scuba Diving, Snorkeling, and Freediving equipment since 1946.
  • The interface (not included) uses IR to connect to the diving computer and a USB cable for PC connection. Software compatible with all versions of Windows and with Mac.
  • The Leonardo dive computer is made in Italy by Cressi, a brand pioneer in Scuba Diving, Snorkeling and Freediving equipment.

User questions & answers

Question: Does this Watch turn on dive tracking automatically once you dive, and turn on surface timer automatically once your on the boat
Answer: Hi, Thanks for your question. Yes, you can use it in metric or imperial. Thanks Divemaster Chris 866-728-2293 Onlinescuba
Question: hi, 1. Does it support the metric system? 2. How can I replace battery
Answer: 200M is well beyond the depth that Scuba dive computers are typically manufactured to work. Thank You
Question: Does this give a readout for the actual depth during a dive? Also, I assume it has a clock function, correct
Answer: Thank you for your inquiry. You can set either metric or imperial but you won't be able to switch between the two during a dive
Question: Is it come with transmitter
Answer: I received a console mounted computer. It is modular and can be converted to wrist mount if you purchase a band separately.

Product features

Cressi Leonardo

The Leonardo is a must-have for divers entering the sport and for those who 'just want to dive'.Leonardo is the first computer designed, developed and produced in Italy by our owned subsidiary, Cressi Elettronica. It is a completely modular, rugged computer with a wide UFDS display, which provides the proverbial ease of navigation and Cressi computer menus. It has complete Nitrox management, depth gauge mode, and a reset option. The algorithm incorporates RGBM and Deep Stop.

Made in Italy by Cressi

The Leonardo can also be fully reset after each use, making it possible to give to another diver. The Leonardo is developed and made in Italy by Cressi, a brand pioneer in Scuba Diving, Snorkeling and Freediving equipment.

Travel-Friendly

A single button interface makes it effortless to set Air, Nitrox and Gauge modes the first time a diver picks the computer up, and an edge-to-edge, high-definition screen gives large numerical displays in a computer that is still compact and travel-friendly. Easy configuration, navigation through the various menus and access to a large amount of information displayed intuitively.

User-Friendly Display System

Features a User-Friendly Display System: the information display, screen contrast, proportions and digit size have been carefully chosen for ease of use. All of the information presented is separated by light lines to facilitate reading even in stressful or emergency situations. Back-lit display activated by a button or when the alarm sounds. Extended battery life through a combination of systems: battery saver mode when the computer is not used with automatic power-on. Power-saving processor and CR2430 battery replaceable by the user without tools.

Oceanic Geo 2.0 Air/Nitrox Computer Watch

Oceanic

Based on 161 reviews Check latest price

Product description

The GEO 2.0 has an upgraded look with a stainless steel accent ring and new color combination and now includes Dual Algorithm, Deep Stop option and a redesigned user interface with *Step Back* which allows forward and backward navigation through menus and settings. Features: 4 Operating Modes User-Friendly Interface with *Step Back* Switch between up to 2 Nitrox mixes to 100% O2 with no restriction Safety stop times Deep Stop with Countdown Timer Built in Log book Firmware Auto-Update: download and install the latest firmware  Click here to download the rebate form. Style  04.8929.16

  • Powered by Oceanic's Exclusive Dual Algorithm - Your choice between Pelagic DSAT (Spencer/Powell data basis) or Pelagic Z+ (Buhlmann ZHL-16C data basis)
  • 4 Operating Modes: WATCH (Alternate Time, Chrono, Daily Alarm, Countdown Timer), NORM (Air and Nitrox), GAUGE (with run timer) and FREE (tracks calculations to allow switching between NORM and Free)
  • User-Friendly Interface with "Step Back" – allows forward and backward navigation through menus and settings - Switch between up to 2 Nitrox mixes to 100% O2 with no restriction (Gas 1 may be up to 100%, and may be less or greater than Gas 2)
  • Stop times 3 minutes - displays minutes & seconds - Deep Stop with Countdown Timer – Maybe turned on or off. 2 minute countdown at half your max depth, for dives greater than 80 ft / 25m
  • Single button access to "Last Dive" display (max depth & bottom time) - Data Retention - maintains calculations indefinitely when the battery is changed - Audible Alarm with flashing LED light - History Mode includes total number of dives, max depth, total dive hours, and lowest temp

User questions & answers

Question: What is the diameter of the display screen
Answer: COMPASS is Not Available
Question: Cuando compre el cable de interfaz, hace 8 años, no existía windows 10. cómo hago ahora para usarlo en windows 10? pueden enviarme instrucciones
Answer: Yes, we can ship this item to Okinawa, Japan.
Question: How many dives can the memory on the computer hold
Answer: Hi, Thanks for your question. The Peregrine is not an air integrated computer. Thanks Divemaster Chris 866-728-2293
Question: Does this model have a programable max depth alarm? For example, if my dice profile calls for max depth of 100ft, can I set an alarm of I exceed it
Answer: Send it to a service center, there are a few around the world depending on where your located.

SUUNTO D5 Scuba Diving Wrist Computer with USB Cable & Tank Pods

Suunto

Based on 9 reviews Check latest price

Product description

Suunto D5, an easy-to-use dive computer that fits your style. The new Suunto D5 is designed to be so clear and easy-to-use that you can just enjoy and focus on exploring the wonderful underwater world. Play with style by changing the strap to match your looks. After divinf, connect wireless to the Suunto app to re-live and share your adventure with friends. The D5 is water resistant to 330' (100 meters) and has an Air, Nitrox, Free-Dive and Gauge Modes. Computer uses Suunto's time proven Fused RGBM2 algorithm for all dive computations.

  • Modes: Air / Nitrox / Free / Gauge / Watch

User questions & answers

Question: Which tank pod does it come with
Answer: The color is the same as the picture but I found over a couple of months towels began to lose some color on a few of their threads. I got purple and the threads showed up red, looking like bleach got on them (I don’t use bleach so no chance happening there.) a bit disappointing.
Question: Does it come with air pod and warrantee
Answer: Did you order thru Amazon? Check the notification you received. Who was it from. Amazon usually notifies the purchaser when a package is delivered. Check who sent you the notification the package was delivered? contact them.

Aqua Lung i200 Wrist Computer

Aqua Lung

Based on 42 reviews Check latest price

Product description

The i200C is an intuitive, sporty computer with an easy versatility. With its fresh design, you’ll find yourself wearing the i200C as an everyday sports watch that is ready to dive when you are. And with 4 operating modes, a user-changeable standard battery, the ability to easily switch between 2 Nitrox mixes, as well as no restriction switching between Free & Dive, it adapts to you.

  • 4 operating modes. Air, Nitrox, Gauge (with run timer), and Free Dive (tracks calculations to allow unrestricted switching between Dive and Free)
  • User-changeable standard battery and data retention. Uses globally available standard batteries found at supermarkets and drugstores. Maintains settings and calculations between battery changes
  • High visibility LED alarm light. For additional diving safety
  • Switch between up to 2 Nitrox mixes. Mixes up to 100% O2 with no restriction

User questions & answers

Question: is this the i200c? thats whats in the picture but not whats on the title
Answer: Yes, As soon as the Computer is submerged it is activated. It also automatically starts the Surface Interval timer when you exit the water.
Question: Do you sell special tool for battery replacement
Answer: Hi Alon, As a dive computer it can be set for metric or imperial. The batteries are user changeable as well. If you have any other questions just let us know. Thanks, Bill PADI Master Instructor
Question: When doing your recommended safety stop does the watch automatically switch to the count down screen ? Or do you need to switch manually
Answer: It has the actual depth as you dive and deepest depth reached during the dive. It has a clock function with either 12hr or military time.
Question: What is the Warranty
Answer: This computer does not have a transmitter. Leonardo computers are not air integrated.Thank you

Aqualung i100 Computer

Aqua Lung

Based on 32 reviews Check latest price

Product description

The i100 is the perfect dive computer for the new diver. With simple one-button navigation, you can select from four operating modes and manage two gases. The computer will also retain all your settings and calculations between battery changes. Safety features such as audible alarms and a high-visibility LED warning light are included. The i100 dive computer provides all the essential functionality you need, a compact design, and a great price.

  • 4 operating modes. Air, Nitrox, Gauge and Free Dive (tracks calculations to allow switching between DIVE and Free)
  • User changeable battery and data retention. Maintains settings and calculations between battery changes
  • Intuitive one-button navigation
  • 2 Nitrox gases up to 100% changeable underwater
  • Salt or fresh water dive selection

User questions & answers

Question: Does this come with a charging cable? Or the computer interface cable
Answer: Yes, that is correct, this is the ad for the i200c, the listing will be updated shortly to reflect this discrepancy. Rest assured, if you purchase form this listing you will be receiving the Aqualung i200c Frankie G HouseofScuba
Question: does the software with this work with windows
Answer: All you need is a Phillips Screwdriver
Question: Does this have Fahrenheit and feet setting
Answer: Hi, Thanks for your question. The safety stop timer will automatically start. Thanks Divemaster Chris 866-728-2293 Onlinescuba
Question: can You down load data to a computer
Answer: Aqualung offers the following warranty: Instrumentation: Two year Limited Warranty on all computers and gauges One year Limited Warranty on accessories, consumable parts, included but not limited to cables, hoses and straps. Warranty Claims If you are the original owner of an Aqua Lung product that is determined to be defective in any way, please return it to your local Authorized Aqua Lung America Dealership. Please provide your dealer with photocopies of your original sales receipt along with any service records you may have. If your local dealer determines that you have a valid warranty issue and they are unable to take care of it in their place of business, they will send it back to Aqua Lung America for evaluation. If you need assistance locating an Authorized Aqua Lung America Dealer in your neighborhood, please use the Dealer Locator.

Oceanic Geo 4 Wrist Dive Computer

Oceanic

Based on 23 reviews Check latest price

Product description

Geo 4.0 has a brand-new stylish and sporty look! It features an updated display area with larger, crisper digits, Oceanic's patented Dual Algorithm, 5 optional color straps, and Bluetooth connectivity to all smartphones through the DiverLog+ App for the ultimate mobile experience. New and experienced divers can dive anywhere with Geo 4.0 and stay connected in style. Specifications FEATURES & FUNCTIONSGeo 4.0 Modes of Operation WATCH, AIR & NITROX, GAUGE, FREEDIVE Version WRIST WATCH Bluetooth 4.0 YES Color BLACK, WHITE (BLUE, YELLOW, SEA BLUE STRAPS ALSO AVAILABLE) Type DECOMPRESSION MODEL Firmware Update Auto Maximum algorithm depth 100 M Altitude adjustment 610 - 4200 M Decompression capability VARIABLE, 3,3 - 9 M/MIN AND 6,4 -18 M/MIN Activation WATER ACTIVATION AND PUSH BUTTON Decompression display YES, DIGITAL Back light LCD DISPLAY Alarms YES, VISUAL AND ACOUSTICAL Battery replacement USER REPLACEABLE BATTERIES Battery life 300 H Log entries 24 Interface Bluetooth connection to Diverlog+ Nitrox YES, 21-100 % Changeable gases YES, 2 NITROX MIXES Algorithm DUAL ALGORITHM (PZ+ AND DSAT) Tissue compartments 12 Console NO Warranty 2 YEARS

  • Computer Type: Wristwatch
  • Modes: Norm (Air / Nitrox), Gauge, Free, Watch
  • Nitrox Mixes: 2 (21 –100%)
  • Algorithm: Dual Algorithm
  • Safety Stop: Adjustable with Timer

User questions & answers

Question: Would I get the same full warranty if purchased here versus a dive shop
Answer: Hi Thanks for your question. The computer is waterproof and comes with a 2 year warranty. Thanks Divemaster Chris 866-728-2293 Onlinescuba
Question: Can I keep the light on? Monitoring depth by repeatedly Pressing button at night during a blue water ascent is undesirable
Answer: Hi, Thanks for your question. yes, it has a stop watch feature. Thanks Divemaster Chris 866-728-2293 Onlinescuba
Question: Is this waterproof? 4 out of 7 reviews complain about the watch flooding? What's the warranty process
Answer: Yes it can. Oceanic still uses that same transmitter for all their computers
Question: Does this have a a stop watch that can be accessed on a dive
Answer: Yes the USB is included in this listing but the transmitter is sold separate

Suunto Zoop Novo Wrist Scuba Diving Computer (Lime)

SUUNTO

Based on 9 reviews Check latest price

Product description

Whether you're just starting out on your diving journey or looking to explore new underwater adventures, Suunto Zoop Novo has everything you need. With your easy to understand key dive data available at a glance on the big, super-bright backlit display, all you need to do is suit up, dive down, and enjoy the view. 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. This Suunto Zoop Novo watch also comes with all original Suunto Zoop Novo and Vyper Novo bungee adaptor kit. The ZOOP Novo is a great value, easy-to-operate dive computer that is now easier to use then ever! The new design uses the intuitive 4 button navigation found on the D-Series instruments, as well as an improved easier to read display with an enlarged matrix screen that offers better contrast and readability Features: 4 buttons to enable a more intuative/easier user interface Battery housing reliability improved 3 fresh colors: lime, blue, black Five modes: air, nitrox, gauge, free and off Full continuous decompression algorithm - Suunto RGBM Innovative apnea timer for free diving, and a timer in air/nitrox modes Updateable firmware Built-in dive planner Detailed graphical logs and dive data with your PC/Mac using Suunto DM5 software Display: Backlit display Enlarged segment/matrix screen Excellent contrast and information with bigger and clear digits (depth, no dec, etc)

  • Air, nitrox, gauge and freedive modes
  • Big clear display with backlight
  • Made in Finland

User questions & answers

Question: Does this come with a transmitter
Answer: The case diameter is 1.77 inch.
Question: Does it have an alarm? Does it vibrate
Answer: You could go to your local watch workshop to adjust the wrist band.
Question: What is the size of the watch face
Answer: The time display is all the time displayed.
Question: Does this come with the charger
Answer: Yes, it's a unisex sport watch.

Shearwater Research Perdix Dive Computer

Shearwater

Based on 30 reviews Check latest price

Product description

Merging state of the art manufacturing techniques, innovative engineered materials, and consumer feedback, Shearwater has successfully developed a low-profile, sleekly contoured design without sacrificing features vital to technical divers. It’s everything you love about the Petrel dive computer, just smaller.

  • High Resolution, easy-to-read display. 2.2" display with vivid, enhanced color range and saturation.
  • Thin, Low-profile Design. 30% smaller in volume than the Petrel
  • Two Button Interface. Simple to navigate, state-aware menu structure
  • User Replaceable AA Battery. With a double o-ring to ensure a great seal
  • User Customizable Display. Customize your display with information important to you

User questions & answers

Question: Is this one capable of AI, but just doesn't come with the transmitter
Answer: The white set I got has tags showing 30 x 54.
Question: Is the optional varying permeability model (vpm-b) unlocked on this computer
Answer: Yes, to me it's plush and comfortable.
Question: Does it support Korean
Answer: 550 GSM
Question: Do you have it with a hose configuration and quick disconnect
Answer: Yes they do.

Seac Action, Dive Computer with Scuba and Freediving Mode, Dive Logbook, Dive Planner, Safety Alarms

SEAC

Based on 4 reviews Check latest price

Product description

Seac Action, Dive Computer with Scuba and Freediving Mode, Dive Logbook, Dive Planner, Safety Alarms

  • Wrist-mounted diving computers For scuba and freediving. Easy to use. Scuba, gauge and freediving mode. Improved resistance. Lcd screen with contrast and adjustable-intensity backlighting. Long-lasting CR2450 battery.
  • Scuba mode: full control of dive profiles; bühlmann ZHL-16C algorithm for 1 or 2 mixes (air, Nitrox, and mixes with O2 ≤99%). 40H/5” records. Alarms: mod, deco stop, ascent. No fly and desaturation time, altitude warning. Ndl only dive planner.
  • Gauge mode: depth gauge and stopwatch for managing your dive profiles independently.
  • Free diving mode: dive/surface time, current/maximum depth. Logbook memory, 18 hours of activity with Records every 2”
  • Dive Manager software for Mac/PC (requires windows 10), Available free of charge at seacsub. Download data via USB cable (sold separately).
  • Sport Type: Outdoor Lifestyle

Product features

SCUBA mode

Complete profile management for recreational diving with Bühlmann ZHL-16C decompression algorithm for 1 or 2 mixes (air, nitrox and mixes with oxygen concentration up to 99%)

GAUGE mode

Depth gauge and stopwatch for a dive profile self-management

FREEDIVING mode

Dive time / surface time, current depth / maximum depth

Dive Flag Mermaid Scuba Diving Unisxe Durable Water Backpack Carry Backpacks with USB Charging Port

Check latest price

Product description

There Are 12 Pockets In Total. One Main Pocket With A Divider Pocket Inside. There Is A Usb Transfer Interface On The Outside On The Left, Two Sockets, And Two Data Lines Inside, Which Can Be Charged And Listened To Music. There Is A Strap On The Back That Can Be Hung On The Suitcase.

The Detailed Design Reflects The Powerful Function: One Side Of The Shoulder Strap Can Hang Glasses, And The Other Side Has A Small Pocket For Pens Or Keys.

Adjustable Straps Are Arranged On Both Sides Of The Bag To Tighten And Strengthen The Bag.

There Is Also A Luggage Strap On The Back, Which Provides Convenience For Your Travel.

This Unique Design Will Make You Unique, You Can Give It As A Gift To Your Friends And Family.

  • This High-Quality Large-Capacity Backpack Has A Usb Data Cable And A Music Jack, Allowing You To Listen To Songs And Charge In One Step.
  • Multi-Space Pockets: The Main Pocket Can Hold Books, Documents Or Clothing, And The Separate Computer Compartment Can Hold A 13-16 Inch Laptop Or Ipad.
  • Comfortable And Firm: Comfortable Airflow Back Design, Thick And Soft. Provide Maximum Back Support.
  • Schools, Mountaineering, Training Courses, Shopping, Zoos, Parks, Outdoor Sports, Etc. Suitable For Both Men And Women.
  • Personalized Pattern: More Choices For Your Personal Favorite Patterns,Exclusive Designs For You, Make You Special And Unique,It'S Also A Perfect Gifts For Your Friends And Relatives.

Aqualung Womens Pearl BCD Titan Regulator Dive Computer Scuba Package (Medium-Large, Black / Pink)

Aqualung

Check latest price

Product description

This package includes the Aqua Lung Pearl Women's BCD, AquaLung Titan Quick Connect Regulator, Aqua Lung ABS Octopus Regulator, and the AquaLung i300C Dive Computer with Gauge.

  • 1'st Stage, 2'nd Stage, Octopus Regulators, LP Hoses, Instrument Console, HP Hose, BCD, LP QD Hose, Owner Manuals
  • Aqua Lung The Women's Package:
  • Complete Life Support Package Designed for Women
  • Includes BCD, Regulator w/Octopus and Instruments
  • Owner Manuals

User questions & answers

Question: I’m 5’3” and I weigh 176 kind of bulgy around the stomach what size should I order
Answer: Hi, Thanks for your email. yes, it will work with windows 10. Thanks Divemaster Chris 866-728-2293 Onlinescuba
Question: Hello I would like to order this but need it by Saturday Oct 24th can you do rush shipping, also do you actually have these items in stock
Answer: Hi, Thanks for your question. Yes, it will display in Imperial measurements and metric. Thanks Divemaster Chris 866-728-2293
Question: Hi I am 5’7” and I weigh 197 what size would you recommend
Answer: Hi, Thanks for your question. Yes, you can download the info to your computer using the download cable that is sold separately. Thanks Divemaster Chris 866-728-2293.

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