Top 10 Backup Dive Computer – Diving & Snorkeling Equipment

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1. Scubapro

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Scubapro G2 Wrist Dive Computer

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Scubapro #ad - Choice of screen display configurations lets you customize your data presentation with Light, Classic, Full or Graphical screen options to suit your individual diving style. Tft screens use less energy. Predictive multi-gas zhl-16 adt mb algorithm programs up to 8 nitrox/trimix mixes to handle any recreational or technical diving scenario. Full-color tft thin-film transistor 2. 2in/5. 6cm lcd display screen 320x240p produces vibrant colors for maximum readability to quickly direct your attention to what you need to know. More efficient than other screen types to help extend battery life.
BrandScubapro #ad
ManufacturerScubapro #ad
Height4 Inches
Length6 Inches
Weight1.1 Pounds
Width5.5 Inches
Part Number05.080.101
Model05.080.101
WarrantyTwo Years

2. Cressi

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Camouflage, Cressi Leonardo

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Cressi #ad - It is easy to use and easy to read all the information due to the high-definition screen that gives large numerical displays. The interface not included uses ir to connect to the diving computer and a USB cable for PC connection.

A single button dive computer makes it effortless to set Air, Nitrox and Gauge modes. The leonardo dive computer is made in Italy by Cressi, Snorkeling, a brand pioneer in Scuba Diving, and Freediving equipment since 1946. Ideal for beginners in Scuba Diving. Fo2 adjustable between 21% and 50%. User changeable battery. User-selectable deep stop function. Adjustable unit of measure: imperial or metric. Visual and distinct, easy-to-hear audible alarms. Cns oxygen toxicity graphic indicator. Three levels of user adjustable conservatism. Software compatible with all versions of Windows and with Mac. Po2 adjustable between 1. 2 bar and 1. 6 bar.
BrandCressi #ad
ManufacturerCressi #ad
Part NumberFBA_WKS770299
ModelWKS770299
WarrantyThe item is covered by a 2-year limited warranty.

3. Oceanic

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Oceanic GEO 2.0 Scuba Dive Computer Wrist Watch W/O USB White/Teal

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Oceanic #ad - 4 operating modes: watch alternate time, daily alarm, norm air and Nitrox, Countdown Timer, chrono, 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.

Powered by oceanic's exclusive dual algorithm - your choice between Pelagic DSAT Spencer/Powell data basis or Pelagic Z+ Buhlmann ZHL-16C data basis. 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, total dive hours, max depth, and lowest temp.

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.
BrandOceanic #ad
ManufacturerOceanic #ad
Height4 Inches
Length7 Inches
Weight0.55 Pounds
Width4 Inches
Part Number04-8929-89
Model04-8929-89

4. Mares

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Mares Smart Wrist Dive Computer White/Lilac

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Mares #ad - Software upgrade ability. Segment Display. Perfect ergonomics and User-friendliness and Gas Switching. Super sharp and Clear Display. Mineral Glass Display.
BrandMares #ad
ManufacturerMares #ad
Height6 Inches
Length6 Inches
Weight0.22 Pounds
Width6 Inches
Part Number414129-BKWH
Model414129-WHLL

5. Aqua Lung

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Aqualung i100 Computer- Black

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Aqua Lung #ad - 2 nitrox gases up to 100% changeable underwater. Salt or fresh water dive selection. User changeable battery and data retention. Air, nitrox, gauge and free Dive tracks calculations to allow switching between DIVE and Free. 4 operating modes. Intuitive one-button navigation. Maintains settings and calculations between battery changes.
BrandAqua Lung #ad
ManufacturerAqua Lung #ad
Height4 Inches
Length5.5 Inches
Weight0.6 Pounds
Width5 Inches
Part NumberNS138112

6. Aqua Lung

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Aqua Lung I300c Wrist Dive Computer with Bluetooth Black/Blue

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Aqua Lung #ad - User-changeable battery and data retention. Wirelessly interact with your i300c via the latest Bluetooth Smart technology using your mobile device, the free DiverLog+ app available for iOS and Android. 3 gas computer. Maintains settings and calculations between battery changes. Backlighting. 4 operating modes. Air, nitrox, gauge with run timer and Free Dive tracks calculations to allow switching between DIVE and Free. For easy reading in low light. Able to switch up to three gases underwater.
BrandAqua Lung #ad
ManufacturerAqua Lung #ad
Height7 Inches
Length9 Inches
Weight0.75 Pounds
Width9 Inches
Part NumberNS115133

7. Aqua Lung

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AQUALUNG i300C 2 Gauge Dive Computer Black/Blue

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Aqua Lung #ad - Backlighting. Air, nitrox, gauge with run timer and Free Dive tracks calculations to allow switching between DIVE and Free. Now equipped with bluetooth technology that offers the user a simple and quick wireless exchange of dive log information with the DiverLog app and fast connections with their buddies on social media. Able to switch up to three gases underwater. 4 operating modes. Air, nitrox, gauge with run timer and Free Dive tracks calculations to allow switching between DIVE and Free. 4 operating modes. Bluetooth connectivity. 3 gas computer. For easy reading in low light.
BrandAqua Lung #ad
ManufacturerAqua Lung #ad
Height3 Inches
Length12 Inches
Weight1 Pounds
Width5 Inches
Part NumberNS115135

8. Oceanic

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Watch Only for Scuba Diving, Tita., Oceanic OCi Wireless Dive Watch Computer

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Oceanic #ad - Multiple transmitter capability & switch between 4 independent transmitters, with up to 4 nitrox mixes to 21-100% O2. Free and Tech Free dive modes. Wireless Air Integrated Technology. Advanced digital compass with north, Reference, Auto Home, and Declination Adjustment see NOAA's NGDC geomagnetic chart. Powered by oceanic's exclusive dual algorithm- your choice between Pelagic DSAT Spencer/Powell data basis or Pelagic Z+ Buhlmann ZHL-16C data basis.
BrandOceanic #ad
ManufacturerOceanic #ad
Height3 Inches
Length5 Inches
Weight0.7 Pounds
Width5 Inches
Part NumberOCNC-04-8792-29

9. Mares

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Mares Puck Pro Plus Wrist Dive Computer, Blue/Black

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Mares #ad - Plan mode, 3-level salinity, backlighting, aquarium Salinity Setting, Residual Nitrogen Memory Reset, log book, fresh water setting, sea water setting, Quartz Clock Movement. Super intuitive, full-featured rgbm nitrox Computer, larger-display in slimmer-design, Easy-to-Use, Upgradeable Firmware & Multi-Gas Capability.

Precision stopwatch, nitrox & bottom time, precautionary Programs Setting, special function Modes Air, durable metal button,, Upgraded Interface, Ascent Rate Indicator and Ascent Rate Digital Indicator. User-replaceable cr 2450 lithium-ion battery, 700m memory capacity 36 Hours, 100' 3, Superior Display Readability, Fully Altitude Adjustable to 12, Mineral Glass Crystal. 492' 150m depth rating, date and temperature displays, 12/24 hour Formats, two-different gas mixtures during-single-dive, Power Indicators, Audible Alarms, Watch, Metric or Imperial Units of Measure.
BrandMares #ad
ManufacturerMares #ad
Height5 Inches
Length8 Inches
Weight0.55 Pounds
Width7 Inches
Part NumberP.414135-BLBK_QE
Model414135-BLBK
Warranty1 YR

10. Oceanic

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Oceanic Datamax Pro Plus 3.0 Air/Nitrox Integrated Dive Computer with Compass

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Oceanic #ad - Patented air time remaining algorithm provides extremely accurate time based on current depth and your personal air consumption. User changeable dual algorithm - pelagic dsat spencer/powell data basis or Pelagic Z+ Buhlmann ZHL-16C data basis - Gives the diver the ability to select a conservative or liberal algorithm to fit their diving needs.

Deep stop | adjustable safety stop settings | Log saves detailed dive data for last 50 dives. Dual algorithm | custom alarms | smartglo Backlighting | Fresh water and salt water calibrations | 3 gases - NX to 100%. Data retention - maintains calculations indefinitely when the battery is changed | Review Card | Manual.
BrandOceanic #ad
ManufacturerOceanic #ad
Height3 Inches
Length13 Inches
Weight2 Pounds
Width5 Inches
Part Number04.1071.07